512.0000
Family
Asteraceae Dumort.; Comment. Bot. 55 (1822)
1620 genera, ca. 29.000 spp. (35.000 spp. incl. microspecies). Systematics taken mostly from Funk et al. (2009, 2020) and other recent publications
Species listed in database: 35235; hybrids: 679
= Acarnaceae Link; (1829)
= Ambrosiaceae Bercht. & J.Presl; Prir. Rostlin: 254 (1820), nom. cons.
= Anthemidaceae Bercht. & J.Presl; Prir. Rostlin: 254 (1820)
= Aposeridaceae Raf.; New Fl. N. Amer. 4: 106 (1838)
= Arctotaceae Bessey; Nebraska Univ. Stud. 14: 107 (1914)
= Arctotidaceae Bercht. & J.Presl; Prir. Rostlin: 255 (1820)
= Artemisiaceae Martinov; Tekhno-Bot. Slovar: 48 (1820)
= Athanasiaceae Martinov; Tekhno-Bot. Slovar: 56 (1820)
= Calendulaceae Bercht. & J.Presl; Prir. Rostlin: 254 (1820)
= Carduaceae Bercht. & J.Presl; Prir. Rostlin: 255 (1820)
= Carlinaceae Bercht. & J.Presl; Prir. Rostlin: 255 (1820)
= Centaureaceae Bercht. & J.Presl; Prir. Rostlin: 255 (1820)
= Cichoriaceae Juss.; Gen. Pl.: 168 (1789), nom. cons.
= Cnicaceae Vest; Anleit. Stud. Bot.: 273, 297 (1818)
= Compositae Giseke; Prael. Ord. Nat. Pl.: 538 (1792), nom. cons.
= Coreopsidaceae Link; Handbuch 1: 768 (1829)
= Cynaraceae Burnett; Outlines Bot.: 926, 931, 1094, 1111 (1835)
= Echinopaceae Bercht. & J.Presl; Prir. Rostlin: 255 (1820)
= Eupatoriaceae Bercht. & J.Presl; Prir. Rostlin: 253 (1820)
= Gnaphaliaceae Link ex F.Rudolphi; Syst. Orb. Veg.: 46 (1830)
= Grindeliaceae Rchb. ex A.Heller; Muhlenbergia 2: 330 (1907)
= Heleniaceae Raf.; Cincinnati Lit. Gaz. 2: 28 (1824)
= Helianthaceae Bercht. & J.Presl; Prir. Rostlin: 254 (1820)
= Helichrysaceae Link; Handbuch 1: 712 (1829)
= Inulaceae Bercht. & J.Presl; Prir. Rostlin: 254 (1820)
= Ivaceae Raf.; Fl. Tellur. 1: 31 (1837)
= Lactucaceae Drude; J. A. Schenk, Handb. Bot. 3(2): 369 (1886)
= Lapsanaceae Martinov; (1820)
= Madiaceae A.Heller; Muhlenbergia 2: 332 (1907)
= Matricariaceae Voigt; Hort. Suburb. Calcutt.: 400 (1845)
= Mutisiaceae Burnett; Outlines Bot.: 934, 935, 1094, 1111 (1835)
= Nassauviaceae Burmeist.; Handb. Naturgesch.: 290 (1836)
= Partheniaceae Link; Handbuch 1: 816 (1829)
= Perdiciaceae Link; Handbuch 1: 728 (1829)
= Picridaceae Martinov; Tekhno-Bot. Slovar: 482 (1820)
= Santolinaceae Martinov; Tekhno-Bot. Slovar: 560 (1820)
= Senecionaceae Bercht. & J.Presl; Prir. Rostlin: 254 (1820)
= Serratulaceae Martinov; Tekhno-Bot. Slovar: 577 (1820)
= Tanacetaceae Vest; Anleit. Stud. Bot.: 273, 298 (1818)
= Tussilagaceae Bercht. & J.Presl; Prir. Rostlin: 254 (1820)
= Vernoniaceae Burmeist.; Handb. Naturgesch.: 296 (1836)
= Xanthiaceae Vest; Anleit. Stud. Bot.: 273, 298 (1818)
= Xeranthemaceae Döll; Rhein. Fl.: 498 (1843)
512.6348
Genus
Packera Á.Löve & D.Löve; Bot. Notiser 128(4): 520 (1975 publ. (1976)
Distribution: North America (54) south to Mexico, Arctic Siberia (1)
Species listed in database: 75; hybrids: 1
species :
Packera actinella
(Greene) W.A.Weber & Á.Löve; Phytologia 49(1): 45 (1981)
Distribution: USA (Arizona, New Mexico); Mexico (Chihuahua, Durango, Sinaloa, Sonora)
76 USA 77 USA 79 MEX
Synonyms: hidden
= Senecio actinella Greene; Bull. Torrey Bot. Club 10: 87 (1883)
= Senecio actinella var. mogollonicus (Greene) Greenm.; Ann. Missouri Bot. Gard. 5: 64 (1918)
= Senecio mogollonicus Greene; Leaflets Bot. Obs. 1: 212 (1906)
species :
Packera anonyma
(Alph.Wood) W.A.Weber & Á.Löve; Phytologia 49(1): 45 (1981)
Name: Small´s ragwort
Distribution: USA (Alabama, Arkansas, District of Columbia, Florida, Georgia, Kentucky, Louisiana, Maryland, Mississippi, New York, North Carolina, Ohio, Pennsylvania, South Carolina, Tennessee, Virginia, West Virginia)
75 USA 78 USA
Synonyms: hidden
= Senecio anonymus Alph.Wood; Class-book of Botany: 464 (1861)
= Senecio aureus var. angustifolius Britton; Mem. Torrey Bot. Club 2: 39 (1890)
= Senecio earlei Small; Bull. Torrey Bot. Club 25: 147 (1898)
= Senecio smallii Britton ex Small & Vail; Mem. Torrey Bot. Club 4: 132 (1893), et 5: 343 (1894)
= Senecio smallii f. tristis Fernald; Rhodora 47: 302 (1945)
species :
Packera antennariifolia
(Britton) W.A.Weber & Á.Löve; Phytologia 49(1): 45 (1981)
Name: Shalebarren ragwort
Distribution: USA (Maryland, Pennsylvania, Virginia, West Virginia)
75 USA 78 USA
Synonyms: hidden
= Senecio antennariifolius Britton; Ill. Fl. N. U. S. 3: 478,fig. 4040 (1898)
species :
Packera aurea
(L.) Á.Löve & D.Löve; Bot. Notiser 128(4): 520 (1975 publ. 1976)
Name: Golden ragwort (EN)
Distribution: Germany [I]; Canada (Manitoba, New Brunswick, Newfoundland, Labrador, Nova Scotia, Ontario, Prince Edward Isl., Québec); St. Pierre et Miquelon; USA (Alabama, Arkansas, Connecticut, District of Columbia, Florida, Georgia, Illinois, Indiana, Iowa, Kentucky, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, New Hampshire, New Jersey, New York, North Carolina, North Dakota, Ohio, Oklahoma, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Vermont, Virginia, West Virginia, Wisconsin)
11 ger 71 CDN 72 CDN SPM 74 USA 75 USA 78 USA
Synonyms: hidden
= Cacalia aurea (L.) MacMill.; Rep. Geol. Nat. Hist. Surv. Minnesota 1: 556 (1892)
= Cineraria balsamita Lam.; Encycl. 2: 7 (1786)
= Jacobaea aurea (L.) Moench; Methodus Suppl. 239 (1794)
= Senecio aureus f. ecoronatus Fernald; Rhodora 45: 502 (1943)
= Senecio aureus L.; Sp. Pl. 870 (1753)
= Senecio aureus var. aquilonius Fernald; Rhodora 45: 500, tab. 803 (1943)
= Senecio aureus var. ashei Greenm.; Ann. Missouri Bot. Gard. 16: 406, pl. 35 (1929)
= Senecio aureus var. aurantiacus Farw.; Amer. Midl. Naturalist 12: 74 (1930)
= Senecio aureus var. fastigiatus Chapm.; Fl. South. U.S.: 245 (1860)
= Senecio aureus var. foliosus Hook.; Fl. Bor.-Amer. 1(Suppl.): 333 (1834)
= Senecio aureus var. gracilis (Pursh) Hook.; Fl. Bor. Am. (Hooker) 1: 333 (1834)
= Senecio aureus var. intercursus Fernald; Rhodora 45: 499, tab. 802 (1943)
= Senecio ceratophyllus Nees; Wied, Reise Nord-America 2: 48 (1841)
= Senecio fastigiatus Schwein. ex Elliott; Sketch Bot. S. Carolina 2: 331 (1823)
= Senecio gracilis Pursh; Fl. Amer. Sept. (Pursh) 2: 529 (1813)
= Senecio obtusatus Banks ex Pursh; Fl. Am. Sept. 2: 530 (1813)
= Senecio rotundifolius Stokes; Bot. Mat. Med. 4: 215 (1812)
= Senecio tussilaginoides Walter; Fl. Carol. 208 (1788)
= Tephroseris aurea (L.) Konechn.; Bot. Zhurn. (Moscow & Leningrad) 66(6): 841 (1981)
species :
Packera bellidifolia
(Kunth) W.A.Weber & Á.Löve; Phytologia 49(1): 45 (1981)
Distribution: Mexico (Aguascalientes, Chihuahua, Coahuila, Colima, Ciudad de Mexico, Durango, Guerrero, Hidalgo, Jalisco, México State, Michoacan, Morelos, Nayarit, Nuevo Leon, Oaxaca, Puebla, Sinaloa, Tamaulipas, Tlaxcala, Veracruz, Zacatecas)
79 MEX
Synonyms: hidden
= Cineraria vulneraria Alamán ex DC.; Prodr [A. DC.]. 6: 428 (1838), nom. inval.
= Senecio bellidifolius Kunth; Nov. Gen. Sp. [H. B. K.], ed. fol. 4: 137 (1818)
= Senecio cheiranthifolius Kunth; Nov. Gen. Sp. [H. B. K.], ed. fol. 4: 138 (1818)
= Senecio lactucella Sessé & Moc.; Fl. Mexic.: 186 (1894)
= Senecio pauciflorus Kunth; Nov. Gen. Sp. [H. B. K.], ed. fol. 4: 138 (1818), nom. illeg.
= Senecio tricephalus Klatt ex Greenm.; Ann. Miss. Bot. Gard. 5: 91 (1918)
= Senecio vulnerarius Sessé & Moc.; Fl. Mexic.: 186 (1894)
species :
Packera bernardina
(Greene) W.A.Weber & Á.Löve; Phytologia 49(1): 45 (1981)
Name: San Bernardino ragwort
Distribution: USA (California)
76 USA
Synonyms: hidden
= Senecio bernardinus Greene; Pittonia 3: 298 (1898)
= Senecio bernardinus var. sparsilobatus (Parish) Greenm.; Ann. Missouri Bot. Gard. 5: 46 (1918)
= Senecio ionophyllus var. bernardinus (Greene) H.M.Hall; Univ. Calif. Publ. Bot. 3: 232 (1907)
= Senecio ionophyllus var. sparsilobatus (Parish) H.M.Hall; Univ. Calif. Publ. Bot. 3: 232 (1907)
= Senecio sparsilobatus Parish; Bot. Gaz. 38: 462 (1904)
species :
Packera bolanderi
(A.Gray) W.A.Weber & Á.Löve; Phytologia 49(1): 45 (1981)
Name: Bolander´s ragwort
Distribution: USA (California, Oregon)
73 USA 76 USA
Synonyms: hidden
= Senecio bolanderi A.Gray; Proc. Amer. Acad. Arts 7: 362 (1868)
variant :
var. harfordii
(Greenm.) Trock & T.M.Barkley; Sida 18(2): 386 (1998)
Name: Harford´s ragwort
Distribution: USA (Oregon, Washington)
73 USA
Synonyms: hidden
= Senecio bolanderi var. harfordii (Greenm.) T.M.Barkley; Brittonia 20: 274 (1968)
= Senecio harfordii Greenm.; Contrib. U. S. Nat. Herb. 11: 597 (1906)
species :
Packera breweri
(Burtt Davy) W.A.Weber & Á.Löve; Phytologia 49(1): 46 (1981)
Name: Brewer´s ragwort
Distribution: USA (California)
76 USA
Synonyms: hidden
= Senecio breweri Burtt Davy; Erythea 3: 116 (1895)
= Senecio breweri var. contractus Greenm.; Ann. Missouri Bot. Gard. 4: 31 (1917)
species :
Packera cana
(Hook.) W.A.Weber & Á.Löve; Phytologia 49(1): 46 (1981)
Name: Woolly groundsel
Distribution: Canada (Alberta, British Columbia, Manitoba, Saskatchewan); USA (Arizona, California, Colorado, Idaho, Kansas, Minnesota, Montana, Nebraska, Nevada, New Mexico, North Dakota, Oregon, South Dakota, Utah, Washington, Wyoming)
71 CDN 73 USA 74 USA 75 USA 76 USA 77 USA
Synonyms: hidden
= Packera cana f. eradiata (D.C.Eaton) W.A.Weber & Á.Löve; Phytologia 49(1): 46 (1981)
= Senecio canus Hook.; Fl. Bor. Am. 1: 333. t. 116 (1834)
= Senecio canus var. acraeus Greenm.; Ottawa Naturalist 25: 118 (1911)
= Senecio canus var. celsus S.S.Sharp; Bot. Gaz. 61: 46 (1915)
= Senecio canus var. eradiatus D.C.Eaton; S. Wats., Botany [Fortieth Parallel]: 190 (1871)
= Senecio canus var. purshianus (Nutt.) A.Nelson; J. M. Coult. & A. Nelson, New Man. Bot. Centr. Rocky Mt. 581 (1909)
= Senecio canus var. pygmaeus A.Gray; Emory, Rep. U.S. Mex. Bound. 2(1): 103 (1859)
= Senecio collinus A.Nelson; Ann. Missouri Bot. Gard. 5: 80 (1918)
= Senecio convallium Greenm.; Bot. Jahrb. Syst. 32: 20. nomen. (1902), et Ann. Missouri Bot. Gard. 1: 266 (1914), descr.
= Senecio hallii Britton; Trans. N. Y. Acad. Sci. 9: 1 I (1889)
= Senecio hallii var. discoidea W.A.Weber; Univ. Colorado Stud. Ser. Biol. 3: 104 (1955)
= Senecio harbourii Rydb.; Bull. Torrey Bot. Club 33: 158 (1906)
= Senecio howellii Greene; Bull. Torrey Bot. Club 8: 98 (1881)
= Senecio howellii var. eradiatus Greenm.; Ann. Missouri Bot. Gard. 5: 87 (1918)
= Senecio howellii var. lithophilus Greenm.; Bot. Gaz. 48: 148 (1909)
= Senecio integrifolius Nutt.; Gen. N. Amer. Pl. 2: 165 (1818), nom. illeg.
= Senecio laramiensis A.Nelson; Bull. Torrey Bot. Club 26: 483 (1899)
= Senecio oreopolus Greenm.; Ann. Missouri Bot. Gard. 1: 268 (1914), descr.
= Senecio oreopolus var. aphanactis Greenm.; Ann. Missouri Bot. Gard. 1: 269 (1914)
= Senecio purshianus Nutt.; Trans. Amer. Philos. Soc., ser. 2, 7: 412 (1840)
= Senecio purshianus var. eradiatus S.F.Blake; Contr. U.S. Natl. Herb. 25: 610, 614 (1925)
= Senecio purshianus var. viridescens Lunell; Midl. Naturalist (Notre Dame) 1: 207 (1910)
species :
Packera candidissima
(Greene) W.A.Weber & Á.Löve; Phytologia 49(1): 46 (1981)
Distribution: Mexico (Chihuahua, Coahuila, Durango, Nuevo Leon, Sonora)
79 MEX
Synonyms: hidden
= Senecio candidissimus Greene; Pittonia 4: 110 (1900)
species :
Packera cardamine
(Greene) W.A.Weber & Á.Löve; Phytologia 49(1): 46 (1981)
Name: Bittercress ragwort
Distribution: USA (Arizona, New Mexico)
76 USA 77 USA
Synonyms: hidden
= Senecio cardamine Greene; Bull. Torrey Bot. Club 8: 98 (1881)
species :
Packera castoreus
(S.L.Welsh) Kartesz; Synth. N. Amer. Fl. nomencl. innov. 20 (1999)
Distribution: USA (Utah)
76 USA
Synonyms: hidden
= Senecio castoreus S.L.Welsh; Rhodora, 95(883-884): 399 (1993)
species :
Packera clevelandii
(Greene) W.A.Weber & Á.Löve; Phytologia 49(1): 46 (1981)
Name: Cleveland´s ragwort
Distribution: USA (California)
76 USA
Synonyms: hidden
= Senecio clevelandi Greene; Bull. Torrey Bot. Club 10: 87 (1883)
variant :
var. heterophylla
(Hoover) D.W.Taylor; Fl. Yosemite Sierra 373 (2010)
Distribution: USA (California)
76 USA
Synonyms: hidden
= Senecio clevelandii var. heterophyllus Hoover; Leafl. W. Bot. 2: 132 (1938)
species :
Packera cliffordii
(N.D.Atwood & S.L.Welsh) O´Kane; Phytoneuron 2022-3: 1 (2022)
Distribution: USA (NW-New Mexico, NE-Arizona, S-Utah)
76 USA 77 USA
Synonyms: hidden
= Senecio cliffordii N.D.Atwood & S.L.Welsh; Utah Fl., ed. 3. 838 (2003)
species :
Packera coahuilensis
(Greenm.) C.Jeffrey; Kew Bull. 47(1): 101 (1992)
Distribution: Mexico (Coahuila, Durango, Guanajuato, Hidalgo, Nuevo Leon, Puebla, Queretaro, San Luis Potosi, Tamaulipas, Veracruz, Zacatecas)
79 MEX
Synonyms: hidden
= Senecio coahuilensis Greenm.; Bot. Jahrb. Syst. 32: 19 (nomen) (1902), et Publ. Field Columb. Mus., Bot. 2: 275 (1907), descr.
= Senecio cyclophyllus Greenm.; Publ. Field Columb. Mus., Bot. 2: 276 (1907)
= Senecio hypotrichus Greenm.; Ann. Missouri Bot. Gard. 2: 612 (1915)
= Senecio leonensis Greenm.; Bot. Jahrb. Syst. 32: 19 (nomen) (1902), et Publ. Field Columb. Mus., Bot. 2: 276 (1907), descr.
species :
Packera contermina
(Greenm.) J.F.Bain; Novon 9(4): 457 (1999)
Distribution: Canada (Alberta, British Columbia); USA (Montana, Washington)
71 CDN 73 USA
Synonyms: hidden
= Senecio conterminus Greenm.; Ann. Miss. Bot. Gard. 3: 101 (1916), not Hook.f. 1852
species :
Packera crawfordii
(Britton) A.M.Mahoney & R.R.Kowal; Phytoneuron 2015-18: 1 (2015)
Distribution: USA (Illinois, Indiana, Pennsylvania, Maryland, New Jersey, Tennessee, North Carolina, Georgia)
74 USA 75 USA 78 USA
Synonyms: hidden
= Senecio aureus var. pauperculus MacMill.; Metasp. Minnesota Valley: 556 (1892)
= Senecio balsamitae var. crawfordii Greenm.; Rhodora 10: 69 (1908)
= Senecio balsamitae var. praelongus Greenm.; Rhodora 3: 6 (1901)
= Senecio crawfordii Britton; Torreya 1: 21 (1901)
= Senecio pauperculus f. inchoatus Fernald; Rhodora 30: 226 (1928)
= Senecio pauperculus f. inornatus Fernald; Rhodora 45: 502 (1943)
= Senecio pauperculus f. verecundus Fernald; Rhodora 30: 225 (1928)
= Senecio pauperculus subsp. crawfordii (Britton) G.W.Douglas & Ruyle-Dougl.; Canad. J. Bot. 56: 1710 (1978)
= Senecio pauperculus var. crawfordii (Britton) T.M.Barkley
species :
Packera crocata
(Rydb.) W.A.Weber & Á.Löve; Phytologia 49(1): 46 (1981)
Name: Saffron ragwort
Distribution: USA (Colorado, Idaho, Nevada, New Mexico, Utah, Wyoming)
73 USA 76 USA 77 USA
Synonyms: hidden
= Senecio crocatus Rydb.; Bull. Torrey Bot. Club, 299 (1897), not S. croceus DC. 1838
= Senecio crocatus var. wolfii Greenm.; Monogr. Senecio pt. 1, 24 (1901)
= Senecio pyrrhochrous Greene; Pl. Baker. [Greene] 3: 24 (1901)
= Senecio tracyi Rydb.; Bull. Torrey Bot. Club 33: 159 (1906)
= Senecio wolfii Greenm.; Bot. Jahrb. Syst. 32: 20 (nomen) (1902)
species :
Packera cymbalaria
(Pursh) W.A.Weber & Á.Löve; Phytologia 49(1): 46 (1981)
Name: Dwarf arctic ragwort
Distribution: Alaska; Canada (Alberta, British Columbia, Newfoundland, N. W. T., Québec, Yukon)
70 ASK CDN 71 CDN 72 CDN
Synonyms: hidden
= Cineraria lyrata Ledeb.; Mem. Acad. Petersb. 5: 576 (1818)
= Packera fernaldii (Greenm.) Á.Löve & D.Löve; Bot. Notiser 128: 520 (1976)
= Packera resedifolia (Less.) Á.Löve & D.Löve; Bot. Notiser 128(4): 521 (1975 publ. 1976)
= Senecio cymbalaria Pursh; Fl. Am. Sept. 2: 530 (1813)
= Senecio fernaldii f. lingulatus Fernald; Rhodora 19: 155 (1917)
= Senecio fernaldii Greenm.; Ann. Miss Bot. Gard. 3: 90 (1916)
= Senecio resedifolius f. columbiensis (A.Gray) Fernald; Rhodora 30: 225 (1928)
= Senecio resedifolius Less.; Linnaea 6: 243 (1831)
= Senecio resedifolius var. columbiensis A.Gray; Syn. Fl. N. Amer. 1(2): 390 (1884)
species :
Packera cynthioides
(Greene) W.A.Weber & Á.Löve; Phytologia 49(1): 46 (1981)
Name: White Mountain ragwort
Distribution: USA (New Mexico)
77 USA
Synonyms: hidden
= Senecio cynthioides Greene; Leaflets Bot. Obs. 1: 212 (1906)
= Senecio fendleri var. subintegra Greene; Ann. Missouri Bot. Gard. 5: 93 (1918)
= Senecio wrightii Greenm.; Bot. Jahrb. Syst. 32: 20 (nomen) (1902), et Ann. Missouri Bot. Gard. 1: 269 (1914), descr.
species :
Packera debilis
(Nutt.) W.A.Weber & Á.Löve; Phytologia 49(1): 46 (1981)
Name: Weak groundsel
Distribution: USA (Colorado, Idaho, Montana, Wyoming)
73 USA
Synonyms: hidden
= Senecio debilis Nutt.; Trans. Amer. Philos. Soc., ser. 2, 7: 408 (1840)
= Senecio fedifolius Rydb.; Bull. Torrey Bot. Club, 183 (1900)
= Senecio nephrophyllus Rydb.; Mem. N. York Bot. Gard. 1: 446 (1900)
species :
Packera dimorphophylla
(Greene) W.A.Weber & Á.Löve; Phytologia 49(1): 46 (1981)
Name: Splitleaf groundsel
Distribution: USA (Colorado, Idaho, Montana, New Mexico, Utah, Wyoming)
73 USA 76 USA 77 USA
Synonyms: hidden
= Senecio dimorphophyllus Greene; Pittonia 4: 109 (1900)
= Senecio heterodoxus Greene ex Rydb.; Bull. Torrey Bot. Club 27: 178 (1900)
variant :
var. intermedia
(T.M.Barkley) Trock & T.M.Barkley; Sida 18(2): 386 (1998)
Distribution: USA (Utah)
76 USA
Synonyms: hidden
= Packera dimorphophylla subsp. intermedia (T.M.Barkley) W.A.Weber & Á.Löve; Phytologia 49(1): 46 (1981)
= Senecio dimorphophyllus subsp. intermedius T.M.Barkley; Trans. Kansas Acad. Sci. 65: 362 (1963)
variant :
var. paysonii
(T.M.Barkley) Trock & T.M.Barkley; Sida 18(2): 386 (1998)
Name: Payson´s groundsel
Distribution: USA (Idaho, Montana, Nevada, Wyoming)
73 USA 76 USA
Synonyms: hidden
= Senecio dimorphophyllus var. paysonii T.M.Barkley; Trans. Kansas Acad. Sci. 65: 362 (1963)
species :
Packera dubia
(Spreng.) Trock & Mabb.; J. Bot. Res. Inst. Texas 14(2): 247 (2020)
Name: Woolly ragwort
Distribution: USA (Alabama, Arkansas, Delaware, Florida, Georgia, Louisiana, Maryland, New Jersey, North Carolina, Oklahoma, South Carolina, Texas, Virginia)
74 USA 75 USA 77 USA 78 USA
Synonyms: hidden
= Cineraria diversifolia F.Dietr.; Neu. Nachtr. Vollst. Lex. Gärtn. 2: 567 (1826), nom. superfl.
= Cineraria dubia Spreng.; Syst. Veg. ed. 16, 3: 550 (1826)
= Cineraria heterophylla Pursh; Fl. Amer. Sept. 2: 528 (1813), nom. illeg.
= Cineraria integrifolia Pursh; Fl. Am. Sept. 2: 528 (1813) non Schkuhr 1802
= Cineraria integrifolia var. minor Pursh; Fl. Amer. Sept. (Pursh) 2: 528 (1813)
= Cineraria integrifolius var. heterophyllus Nutt.; Gen. N. Amer. Pl. 2: 165 (1818)
= Packera tomentosa (Michx.) C.Jeffrey; Kew Bull. 47(1): 101 (1992)
= Packera tomentosa C.Jeffrey; Kew Bull. 47: 101 (1992)
= Senecio alabamensis Britton ex Small; Fl. S. E. U. S. [Small]. 1305 (1903)
= Senecio dubius (Spreng.) L.C.Beck; Bot. North. Middle States: 200 (1833)
= Senecio tomentosus f. alabamensis (Britton ex Small) Fernald; Rhodora 48: 330 (1946)
= Senecio tomentosus Michx.; Fl. Bor.-Amer. 2: 119 (1803), nom. illeg.
species :
Packera eurycephala
(Torr. & A.Gray) W.A.Weber & Á.Löve; Phytologia 49(1): 46 (1981)
Name: Widehead groundsel
Distribution: USA (California, Oregon)
73 USA 76 USA
Synonyms: hidden
= Senecio austinae Greene; Bull. Calif. Acad. 1: n. III. 93 (1885)
= Senecio eurycephalus Torr. & A.Gray ex A.Gray; Mem. Am. Acad. N. S. 4: 109 (1849)
= Senecio eurycephalus var. austinae (Greene) Jeps.; Man. Fl. Pl. Calif.: 1154 (1925)
variant :
var. lewisrosei
(J.T.Howell) J.F.Bain; Novon 9(4): 457 (1999)
Name: Lewis´s groundsel
Distribution: USA (California)
76 USA
Synonyms: hidden
= Senecio eurycephalus var. lewisrosei (J.T.Howell) T.M.Barkley; Brittonia 20: 283 (1968)
= Senecio lewisrosei Howell; Leafl. West. Bot. 3: 141 (1942)
species :
Packera fendleri
(A.Gray) W.A.Weber & Á.Löve; Phytologia 49(1): 46 (1981)
Name: Fendler´s ragwort
Distribution: USA (Colorado, New Mexico, Wyoming)
73 USA 77 USA
Synonyms: hidden
= Senecio canovirens Rydb.; Bull. Torrey Bot. Club 27: 187, pl. 6 (1900)
= Senecio fendleri A.Gray; Mem. Am. Acad. N. S. 4: 108 (1849)
= Senecio fendleri var. canovirens (Rydb.) Greenm.; Ann. Missouri Bot. Gard. 5: 55 (1918)
= Senecio fendleri var. lanatus Osterh.; Bull. Torrey Bot. Club 31: 358 (1904)
= Senecio fendleri var. molestus Greenm.; Ann. Missouri Bot. Gard. 5: 54 (1918)
= Senecio nelsonii Rydb.; Bull. Torrey Bot. Club 26: 483 (1899)
= Senecio rosulatus Rydb.; Bull. Torrey Bot. Club 27: 188, pl. 6 (1900)
= Senecio rosulatus var. coryphocola Clem.; Ann. Missouri Bot. Gard. 5: 50 (1918)
= Senecio salicinus Rydb.; Bull. Torrey Bot. Club 27: 186, pl. 6 (1900)
species :
Packera flettii
(Wiegand) W.A.Weber & Á.Löve; Phytologia 49(1): 46 (1981)
Name: Flett´s ragwort
Distribution: USA (Oregon, Washington)
73 USA
Synonyms: hidden
= Senecio flettii Wiegand; Bull. Torrey Bot. Club, 137 (1899)
species :
Packera franciscana
(Greene) W.A.Weber & Á.Löve; Phytologia 49(1): 47 (1981)
Name: San Francisco Peaks ragwort
Distribution: USA (Arizona)
76 USA
Synonyms: hidden
= Senecio franciscanus Greene; Pittonia 2: 19 (1889)
species :
Packera ganderi
(T.M.Barkley & Beauch.) W.A.Weber & Á.Löve; Phytologia 49(1): 47 (1981)
Name: Gander´s ragwort
Distribution: USA (California)
76 USA
Synonyms: hidden
= Senecio ganderi T.M.Barkley & Beauch.; Brittonia 26(2): 106 (1974)
species :
Packera glabella
(Poir.) C.Jeffrey; Kew Bull. 47(1): 101 (1992)
Name: Butterweed
Distribution: USA (Alabama, Arkansas, Florida, Georgia, Illinois, Indiana, Kansas, Kentucky, Louisiana, Mississippi, Missouri, Nebraska, North Carolina, Ohio, Oklahoma, South Carolina, Tennessee, Texas)
74 USA 75 USA 77 USA 78 USA
Synonyms: hidden
= Senecio carolinianus Spreng.; Syst. Veg. ed. 16, 3: 559 (1826)
= Senecio densiflorus M.Martens; Bull. Acad. Roy. Sci. Bruxelles 8: 66 (1841), nom. illeg.
= Senecio glabellus f. robustior Greenm.; Ann. Missouri Bot. Gard. 2: 608 (1915)
= Senecio glabellus Poir.; Encyc. 7: 102 (1806)
= Senecio lobatus Pers.; Syn. 2: 436 (1807)
= Senecio lyratus Michx.; Fl. Bor. Am. 2: 120 (1803), not L.f. 1782
= Senecio mississipianus DC.; Prodr. [A. DC.] 6: 427 (1838)
species :
Packera greenei
(A.Gray) W.A.Weber & Á.Löve; Phytologia 49(1): 47 (1981)
Name: Flame ragwort
Distribution: USA (California)
76 USA
Synonyms: hidden
= Senecio greenei A.Gray; Proc. Amer. Acad. Arts 10: 75 (1874)
species :
Packera hartiana
(A.Heller) W.A.Weber & Á.Löve; Phytologia 49(1): 47 (1981)
Name: Hart´s ragwort
Distribution: USA (Arizona, New Mexico, Texas)
76 USA 77 USA
Synonyms: hidden
= Packera quaerens (Greene) W.A.Weber & Á.Löve; Phytologia 49(1): 48 (1981)
= Senecio hartianus A.Heller; Bull. Torrey Bot. Club, 622 (1899)
= Senecio prionophyllus Greene; Leaflets Bot. Obs. 1: 212 (1906)
= Senecio quaerens Greene; Leaflets Bot. Obs. 1: 214 (1906)
species :
Packera hesperia
(Greene) W.A.Weber & Á.Löve; Phytologia 49(1): 47 (1981)
Name: Western ragwort
Distribution: USA (California, Oregon)
73 USA 76 USA
Synonyms: hidden
= Senecio auleticus Greene; Leafl. Bot. Observ. Crit. 2: 15 (1909)
= Senecio hesperius Greene; Pittonia 2: 166 (1891)
species :
Packera heterophylla
(Fisch.) E.L.Wiebe; Fl. Sibir. (Asterac.) 13: 162 (1997 publ. 1998)
Distribution: E-European Russia (incl. Novaya Zemlya, Franz Josef Land); N-European Russia; Siberia (Altai, Buryatia, Chita, Irkutsk, Krasnoyarsk, Tuva, W-Siberia); Russian Far East (Kamchatka, Khabarovsk, Magadan); Mongolia
14 RUS 30 SIB 31 RFE 37 MON
Synonyms: hidden
= Cineraria heterophylla Fisch.; Mém. Soc. Imp. Naturalistes Moscou 3: (1812) 75 non Senecio heterophyllus Thunb. (1794)
= Senecio lyratus Turcz.; Bull. Soc. Imp. Naturalistes Moscou 20: 16 (1847)
= Tephroseris heterophylla (Fisch.) Konechn.; Bot. Zhurn. (Moscow & Leningrad) 66(6): 840 (1981)
species :
Packera hintoniorum
(B.L.Turner) C.Jeffrey; Kew Bull. 47(1): 101 (1992)
Distribution: Mexico (Coahuila, Nuevo Leon, San Luis Potosi, Tamaulipas)
79 MEX
Synonyms: hidden
= Senecio hintoniorum B.L.Turner; Phytologia 57(6): 378 (1985)
species :
Packera hyperborealis
(Greenm.) Á.Löve & D.Löve; Bot. Notiser 128(4): 520 (1975 publ. 1976)
Name: Northern groundsel
Distribution: Russian Far East (Magadan); Alaska; Canada (N. W. T., Nunavut, Yukon)
31 RFE 70 ASK CDN
Synonyms: hidden
= Packera hyperborealis subsp. wrangelica (Jurtzev, Korobkov & V.V.Petrovsky) Jurtzev, Korobkov & V.V.Petrovsky; J. Bot. Res. Inst. Texas 2(1): 443 (2008)
= Packera lyallii J.F.Bain; Novon 12(4): 437 (2002), nom. illeg. superfl.
= Packera wrangelica (Jurtzev, Korobkov & V.V.Petrovsky) Chepinoga; Botanica Pacifica 12(2): 121 (2023)
= Senecio hyperborealis Greenm.; Ann. Missouri Bot. Gard. 1: 264 (1914)
= Senecio hyperborealis subsp. wrangelica Jurtzev, Korobkov & V.V.Petrovsky; Arktich. Fl. SSSR 10: 216 (1987)
= Senecio lyallii Klatt; Annal. Naturh. Hofmus. Wien 9: 365 (1894), non Hook.f.
= Tephroseris hyperborealis (Greenm.) Barkalov; Sosud. Rast. Sovet. Dal´nego Vostoka 6: 238 (1992)
= Tephroseris hyperborealis (Greenm.) Czerep.; Vasc. Pl. Russia & Adj. States (former USSR): 107 (1995), isonym
= Tephroseris hyperborealis subsp. wrangelica (Jurtzev, Korobkov & V.V.Petrovsky) Czerep.; Vasc. Pl. Russia & Adj. States: 107 (1995), isonym
= Tephroseris hyperborealis subsp. wrangelica (Jurtzev, Korobkov & V.V.Petrovsky) Barkalov; Sosud. Rast. Sovet. Dal´nego Vostoka 6: 236 (1992)
species :
Packera indecora
(Greenm.) Á.Löve & D.Löve; Bot. Notiser 128(4): 520 (1975 publ. 1976)
Name: Elegant groundsel
Distribution: Alaska; Canada (Alberta, British Columbia, Manitoba, Labrador, N. W. T., Nunavut, Ontario, Québec, Saskatchewan, Yukon); USA (California, Idaho, Michigan, Minnesota, Montana, Washington, Wyoming)
70 ASK CDN 71 CDN 72 CDN 73 USA 75 USA 76 USA
Synonyms: hidden
= Senecio burkei Greenm.; Ottawa Naturalist 25: 114 (1911)
= Senecio idahoensis Rydb.; Bull. Torrey Bot. Club 27: 183, pl. 6 (1900)
= Senecio indecorus f. burkei (Greenm.) Fernald; Rhodora 30: 225 (1928)
= Senecio indecorus Greene; Fl. Francisc. 470 (1897)
= Senecio pauciflorus f. fallax (Greenm.) Fernald; Rhodora 30: 225 (1928)
= Senecio pauciflorus subsp. fallax Greenm.; Contr. U.S. Natl. Herb. 11: 597 (1906)
species :
Packera insulae-regalis
R.R.Kowal; Brittonia 63(3): 345 (2011)
Distribution: USA (Michigan: Keweenaw Co.)
75 USA
species :
Packera ionophylla
(Greene) W.A.Weber & Á.Löve; Phytologia 49(1): 47 (1981)
Name: Tehachapi ragwort
Distribution: USA (California)
76 USA
Synonyms: hidden
= Senecio intrepidus Greenm.; Ann. Miss. Bot. Gard. 4: 34 (1917)
= Senecio ionophyllus Greene; Pittonia 2: 20 (1889)
= Senecio ionophyllus var. intrepidus Greenm.; Ann. Missouri Bot. Gard. 5: 46 (1918)
species :
Packera layneae
(Greene) W.A.Weber & Á.Löve; Phytologia 49(1): 47 (1981)
Name: Layne´s ragwort
Distribution: USA (California)
76 USA
Synonyms: hidden
= Senecio fastigiatus var. layneae (Greene) A.Gray; Syn. Fl. N. Amer. 1, pt. 2: 390 (1884)
= Senecio layneae Greene; Bull. Torrey Bot. Club 10: 87 (1883)
species :
Packera loratifolia
(Greenm.) W.A.Weber & Á.Löve; Phytologia 49(1): 47 (1981)
Distribution: Mexico (Coahuila, Nuevo Leon, San Luis Potosi, Tamaulipas, Zacatecas)
79 MEX
Synonyms: hidden
= Senecio loratifolius Greenm.; Proc. Amer. Acad. 43: 20 (1907)
species :
Packera macounii
(Greene) W.A.Weber & Á.Löve; Phytologia 49(1): 47 (1981)
Name: Siskiyou Mountain ragwort
Distribution: Canada (British Columbia); USA (California, Oregon, Washington)
71 CDN 73 USA 76 USA
Synonyms: hidden
= Senecio fastigiatus Nutt.; Trans. Amer. Philos. Soc., ser. 2, 7: 410 (1840), not Schwein. ex Elliott 1823
= Senecio fastigiatus subsp. macounii (Greene) Greenm.; Contr. U. S. Natl. Herb. 11: 599 (1906)
= Senecio fastigiatus var. erosodentatus Greenm.; Ann. Missouri Bot. Gard. 5: 96 (1918)
= Senecio leucocrinus Greene; Leaflets Bot. Obs. 2: 14 (1909)
= Senecio ligulifolius Greene; Leaflets Bot. Obs. II. 14 (1909)
= Senecio macounii Greene; Pittonia 3: 169 (1897)
= Senecio spatulifolius Kellogg; Proc. Calif. Acad. 1: ed. II. 56 (1873)
= Senecio spatuliformis A.Heller; Bull. Torrey Bot. Club 26: 552 (1899)
species :
Packera malmstenii
(S.F.Blake ex Tidestr.) Kartesz; Synth. N. Amer. Fl. nomencl. innov. 21 (1999)
Name: Podunk ragwort
Distribution: USA (Idaho, Nevada, Utah)
73 USA 76 USA
Synonyms: hidden
= Senecio malmstenii S.F.Blake ex Tidestr.; Proc. Biol. Soc. Washington 36: 183 (1923)
species :
Packera mancosana
Yeatts, B.Schneid. & Al Schneid.; Phytoneuron 26: 1 (2011)
Distribution: USA (SW-Colorado)
73 USA
species :
Packera millefolia
(Torr. & A.Gray) W.A.Weber & Á.Löve; Phytologia 49(1): 47 (1981)
Name: Piedmont ragwort
Distribution: USA (Georgia, North Carolina, South Carolina, Virginia)
78 USA
Synonyms: hidden
= Senecio millefolium Torr. & A.Gray; Fl. N. Am. 2: 444 (1843)
species :
Packera millelobata
(Rydb.) W.A.Weber & Á.Löve; Phytologia 49(1): 47 (1981)
Name: Uinta ragwort
Distribution: USA (Texas); Mexico (Chihuahua, Coahuila)
77 USA 79 MEX
Synonyms: hidden
= Senecio millelobatus Rydb.; Bull. Torrey Bot. Club, 171 (1900)
species :
Packera montereyana
(S.Watson) C.Jeffrey; Kew Bull. 47(1): 101 (1992)
Distribution: Mexico (Coahuila, Nuevo Leon)
79 MEX
Synonyms: hidden
= Senecio montereyanus S.Watson; Proc. Amer. Acad. Arts 25: 155 (1890)
species :
Packera moranii
(T.M.Barkley) C.Jeffrey; Kew Bull. 47(1): 101 (1992)
Distribution: Mexico (Baja California Norte, Baja California Sur)
79 MEX
Synonyms: hidden
= Senecio moranii T.M.Barkley; Brittonia 30(1): 69 (1978)
species :
Packera multilobata
(Torr. & A.Gray ex A.Gray) W.A.Weber & Á.Löve; Phytologia 49(1): 47 (1981)
Name: Lobeleaf Groundsel
Distribution: USA (Arizona, California, Colorado, Idaho, Nevada, New Mexico, Utah, Wyoming)
73 USA 76 USA 77 USA
Synonyms: hidden
= Senecio ionophyllus var. stygius (Greene) Jeps.; Man. Fl. Pl. Calif.: 1154 (1925)
= Senecio leucoreus Greenm.; Ann. Miss. Bot. Gard. 4: 21 (1917)
= Senecio lynceus Greene; Eryithea, iii 22 (1895)
= Senecio lynceus var. leucoreus (Greenm.) S.F.Blake; Clokey, Univ. Calif. Publ. Bot. 24: 253 (1951)
= Senecio multilobatus Torr. & A.Gray; Mem. Amer. Acad. Arts, n.s. 4(1): 109 (1849)
= Senecio multilobatus var. standleyi Greenm.; Ann. Missouri Bot. Gard. 4: 17 (1917)
= Senecio nelsonii var. uintahensis A.Nelson; Bull. Torrey Bot. Club 26: 484 (1899)
= Senecio prolixus Greenm.; Ann. Missouri Bot. Gard. 1: 264 (1914)
= Senecio stygius Greene; Leaflets Bot. Obs. 2: 21 (1909)
= Senecio thornberi Greenm.; Ann. Miss. Bot. Gard 4: 23 (1917)
= Senecio uintahensis (A.Nelson) A.Nelson; New Man. Bot Centr. Rocky Mts. 581 (1909)
= Senecio uintahensis (A.Nelson) Greenm.; Bot. Jahrb. Syst. 32: 20 (nomen) (1902)
species :
Packera musiniensis
(S.L.Welsh) Trock; Sida 21: 1643 (2005)
Distribution: USA (Utah)
76 USA
Synonyms: hidden
= Senecio musiniensis S.L.Welsh; Rhodora, 95(883-884): 400 (1993)
species :
Packera neomexicana
(A.Gray) W.A.Weber & Á.Löve; Phytologia 49(1): 47 (1981), nom. nov.
Name: New Mexico groundsel
Distribution: USA (Arizona, New Mexico); Mexico (Chihuahua, Coahuila, Sonora)
76 USA 77 USA 79 MEX
Synonyms: hidden
= Senecio appendiculatus Greenm.; Ann. Missouri Bot. Gard. 1: 265 (1914), nom. illeg.
= Senecio encelia Greene; Leafl. Bot. Observ. Crit. 2: 22 (1909)
= Senecio eurypterus Greenm.; Ann. Miss. Bot. Gard. 5: 4 7 (1918)
= Senecio hartmanii Greenm.; Monogr. Senecio 1: 24 (1901)
= Senecio neomexicanus A.Gray; Syn. Fl. N. Amer. 1(2): 392 (1884)
= Senecio neomexicanus var. griffithsii Greenm.; Ann. Missouri Bot. Gard. 5: 43 (1918)
= Senecio oreophilus Greenm.; Ann. Missouri Bot. Gard. 1: 267 (1914)
= Senecio oresbius Greenm.; Ann. Miss. Bot. Gard. 5: 44 (1918)
variant :
var. mutabilis
(Greene) W.A.Weber & Á.Löve; Phytologia 49(1): 47 (1981)
Distribution: USA (Arizona, Colorado, New Mexico, Utah)
73 USA 76 USA 77 USA
Synonyms: hidden
= Packera neomexicana var. metcalfei (Greene ex Wooton & Standl.) Trock & T.M.Barkley; Sida 18: 386 (1998)
= Senecio metcalfei Greene ex Wooton & Standl.; Contrib. US. Nat. Herb. 16: 193 (1913)
= Senecio mutabilis Greene; Pittonia 4: 113 (1900)
= Senecio neomexicanus var. metcalfei (Greene ex Wooton & Standl.) T.M.Barkley; Sida 18(2): 386 (1998)
= Senecio neomexicanus var. mutabilis (Greene) T.M.Barkley; N. Amer. Fl. 10: 91 (1978)
variant :
var. toumeyi
(Greene) Trock & T.M.Barkley; Sida 18(2): 386 (1998)
Name: Toumey´s groundsel
Distribution: USA (Arizona, New Mexico)
76 USA 77 USA
Synonyms: hidden
= Senecio blumeri Greene; Leafl. Bot. Observ. Crit. 2: 20 (1909)
= Senecio neomexicanus var. toumeyi (Greene) T.M.Barkley; N. Amer. Fl. 10: 91 (1978)
= Senecio toumeyi Greene; Pittonia 4: 349 (1898)
species :
Packera obovata
(Muhl. ex Willd.) W.A.Weber & Á.Löve; Phytologia 49(1): 47 (1981)
Name: Roundleaf ragwort
Distribution: Canada (Ontario, Québec); USA (Alabama, Arkansas, Connecticut, Florida, Georgia, Illinois, Indiana, Kansas, Kentucky, Louisiana, Maryland, Massachusetts, Michigan, Mississippi, Missouri, New Hampshire, New Jersey, New Mexico, New York, North Carolina, Ohio, Oklahoma, Pennsylvania, Rhode Island, South Carolina, Tennessee, Texas, Vermont, Virginia, West Virginia); Mexico (Coahuila)
72 CDN 74 USA 75 USA 77 USA 78 USA 79 MEX
Synonyms: hidden
= Senecio aureus var. obovatus (Muhl. ex Willd.) Torr. & A.Gray; Fl. N. Amer. (Torr. & A. Gray) 2: 442 (1843)
= Senecio elliottii Torr. & A.Gray; Fl. N. Amer. (Torr. & A. Gray) 2: 443 (1843)
= Senecio elongatus Pursh; Fl. Amer. Sept. (Pursh) 2: 529 (1813)
= Senecio obovatus f. elongatus (Britton) Fernald; Rhodora 30: 225 (1928)
= Senecio obovatus Muhl. ex Willd.; Sp. Pl. 3: 1999 (1803)
= Senecio obovatus var. divisifolius Greenm.; Ann. Missouri Bot. Gard. 3: 112 (1916)
= Senecio obovatus var. elliottii (Torr. & A.Gray) Fernald; Rhodora 45: 507 (1943)
= Senecio obovatus var. elongatus Britton; Britton & Brown, Ill. Fl. N. U.S. 3: 478 (1898)
= Senecio obovatus var. minor Farw.; Rep. (Annual) Michigan Acad. Sci. 22: 185 (1921)
= Senecio obovatus var. rotundus Britton; Ill. Fl. N. U. S. (Britton & Brown) 3: 479 (1898)
= Senecio obovatus var. umbratilis Greenm.; Monogr. Senecio 1: 24 (1901)
= Senecio rotundus (Britton) Small; Fl. S. E. U. S. 1304 (1903)
species :
Packera ogotorukensis
(Packer) Á.Löve & D.Löve; Bot. Notiser 128(4): 520 (1975 publ. 1976)
Name: Ogotoruk Creek ragwort
Distribution: Alaska; Canada (British Columbia, N. W. T., Yukon)
70 ASK CDN 71 CDN
Synonyms: hidden
= Senecio ogotorukensis Packer; Canad. J. Bot., 50(3): 511 (1972)
species :
Packera pauciflora
(Pursh) Á.Löve & D.Löve; Bot. Notiser 128(4): 520 (1975 publ. 1976)
Name: Alpine groundsel
Distribution: Alaska; Canada (Alberta, British Columbia, Newfoundland, Labrador, N. W. T., Ontario, Québec, Yukon); USA (California, Washington, Wyoming)
70 ASK CDN 71 CDN 72 CDN 73 USA 76 USA
Synonyms: hidden
= Senecio aureus var. discoideus Hook.; Fl. Bor. Am. (Hooker) 1: 333 (1834)
= Senecio aureus var. pauciflorus Britton; Britton & Brown, Ill. Fl. N. U.S. 3: 480 (1898)
= Senecio discoideus (Hook.) Britton; Britton & A. Br., Fl. N. U. S. 3: 479 (1898) (non Franch. 1892)
= Senecio lemberti Greene; Pittonia 3: 89 (1896)
= Senecio pauciflorus f. ornatus B.Boivin; Naturaliste Canad. 75: 213 (1948)
= Senecio pauciflorus Pursh; Fl. Am. Sept. 2: 529 (1813)
= Senecio pauciflorus var. atropurpureus B.Boivin; Naturaliste Canad. 75: 213 (1948)
= Senecio pauciflorus var. croceus (A.Gray) Jeps.; Man. Fl. Pl. Calif.: 1154 (1925)
species :
Packera paupercula
(Michx.) Á.Löve & D.Löve; Bot. Notiser 128(4): 520 (1975 publ. 1976)
Name: Balsam groundsel
Distribution: Alaska; Canada (Alberta, British Columbia, Manitoba, New Brunswick, Newfoundland, Labrador, N. W. T., Nova Scotia, Nunavut, Ontario, Prince Edward Isl., Québec, Saskatchewan, Yukon); USA (Alabama, Colorado, District of Columbia, Georgia, Idaho, Illinois, Indiana, Iowa, Kentucky, Maine, Maryland, Massachusetts, Michigan, Minnesota, Montana, New Hampshire, New Jersey, New York, North Carolina, North Dakota, Ohio, Pennsylvania, South Dakota, Tennessee, Utah, Vermont, Washington, West Virginia, Wisconsin, Wyoming)
70 ASK CDN 71 CDN 72 CDN 73 USA 74 USA 75 USA 76 USA 78 USA
Synonyms: hidden
= Senecio flavovirens Rydb.; Bull. Torrey Bot. Club 27: 181, tab. 5 (1900)
= Senecio flavovirens var. thomsoniensis Greenm.; Ann. Missouri Bot. Gard. 3: 169 (1916)
= Senecio gaspensis f. verecundus Fernald; Rhodora 45: 505 (1943)
= Senecio gaspensis Greenm.; Ann. Miss. Bot. Gard. 3: 138 (1916)
= Senecio gaspensis var. firmifolius (Greenm.) Fernald; Rhodora 45: 505 (1943)
= Senecio gaspensis var. victorinii J.Rousseau; Canad. J. Res., Sect. C, Bot. Sci. 28: 242 (1952)
= Senecio multnomensis Greenm.; Ottawa Naturalist 25: 115 (1911)
= Senecio pauperculus f. discoideus B.Boivin; Naturaliste Canad. 75: 214 (1948)
= Senecio pauperculus Michx.; Fl. Bor. Am. 2: 120 (1803)
= Senecio pauperculus var. firmifolius (Greenm.) Greenm.; Ann. Missouri Bot. Gard. 3: 166 (1916)
= Senecio pauperculus var. flavovirens (Rydb.) B.Boivin; Naturaliste Canad. 75: 214 (1948)
= Senecio pauperculus var. neoscoticus Fernald; Rhodora 45: 502 (1943)
= Senecio pauperculus var. praelongus (Greenm.) House; Bull. New York State Mus. Nat. Hist. 243-244: 62 (1923)
= Senecio pauperculus var. thomsoniensis (Greenm.) B.Boivin; Naturaliste Canad. 75: 214 (1948)
= Senecio robbinsii var. subtomentosus Peck; Rep. (Annual) Regents Univ. State New York New York State Mus. 47: 143 (reprint 17) (1894)
= Senecio tweedyi Rydb.; Bull. Torrey Bot. Club 37: 469 (1910)
variant :
var. appalachiana
A.M.Mahoney; Novon 18(2): 221 (2008)
Distribution: USA (North Carolina, Tennessee, Virginia, West Virginia)
75 USA 78 USA
variant :
var. balsamitae
(Muhl. ex Willd.) Mohlenbr.; Vasc. Fl. Illinois 499 (2015), et Phytoneuron 2015-67: 1 (2015)
Distribution: USA
Synonyms: hidden
= Senecio aureus var. balsamitae (Muhl. ex Willd.) Torr. & A.Gray; Fl. N. Amer. 2: 442 (1843)
= Senecio balsamitae Muhl. ex Willd.; Sp. Pl. 3: 1998 (1803)
= Senecio balsamitae var. firmifolius Greenm.; Rhodora 7: 244 (1905)
= Senecio balsamitae var. pauperculus Fernald; Rhodora 3: 6 (1901)
= Senecio balsamitae var. thomsoniensis Greenm.; Ottawa Naturalist 25: 116 (1911)
= Senecio pauperculus var. balsamitae (Muhl. ex Willd.) Fernald; Rhodora 23: 299 (1922)
variant :
var. pseudotomentosa
(Mack. & Bush) R.R.Kowal; Novon 18(2): 224 (2008)
Distribution: USA (Wisconsin)
74 USA
Synonyms: hidden
= Senecio pseudotomentosus Mack. & Bush; Trans. Acad. St. Louis 12: 87 (1902)
variant :
var. savannarum
R.R.Kowal; Novon 18(2): 222 (2008)
Distribution: USA (Wisconsin, Illinois, Iowa, Michigan, Minnesota)
74 USA 75 USA
species :
Packera plattensis
(Nutt.) W.A.Weber & Á.Löve; Phytologia 49(1): 48 (1981)
Name: Prairie groundsel
Distribution: Canada (Ontario, Saskatchewan); USA (Arkansas, Colorado, Georgia, Illinois, Indiana, Iowa, Kansas, Louisiana, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, New Mexico, North Dakota, Ohio, Oklahoma, Pennsylvania, South Dakota, Tennessee, Virginia, Wisconsin, Wyoming)
71 CDN 72 CDN 73 USA 74 USA 75 USA 77 USA 78 USA
Synonyms: hidden
= Senecio plattensis Nutt.; Trans. Amer. Philos. Soc., n. s. 7: 413 (1841)
species :
Packera porteri
(Greene) C.Jeffrey; Kew Bull. 47(1): 101 (1992)
Name: Porter´s groundsel
Distribution: USA (Colorado, Oregon, Washington)
73 USA
Synonyms: hidden
= Ligularia porteri (Greene) W.A.Weber; Phytologia 51(6): 374 (1982)
= Packera werneriifolia var. alpina (A.Gray) Dorn; Vasc. Pl. Wyoming, ed. 3: 375 (2001)
= Senecio aureus var. alpinus A.Gray; Amer. J. Sci. Arts, ser. 2, 33: 240 (1862)
= Senecio porteri Greene; Pittonia 3: 186 (1897), not Sch. Bip. 1845
= Senecio renifolius Porter; Porter & Coult., Fl. Colorado, 83 (1874)
= Senecio werneriifolius var. alpinus (A.Gray) Dorn; Vasc. Pl. Wyoming: 295 (1988)
species :
Packera pseudaurea
(Rydb.) W.A.Weber & Á.Löve; Phytologia 49(1): 48 (1981)
subspecies :
subsp. pseudaurea
Name: False-gold groundsel
Distribution: Canada (Alberta, British Columbia, Saskatchewan); USA (California, Idaho, Montana, Nevada, Oregon, Washington, Wyoming)
71 CDN 73 USA 76 USA
Synonyms: hidden
= Senecio pauciflorus var. jucundulus Jeps.; Man. Fl. Pl. Calif. [Jeps.] 1154 (1925)
= Senecio pseudaureus f. ecoronatus Fernald; Rhodora 30: 225 (1928)
= Senecio pseudaureus Rydb.; Bull. Torrey Bot. Club, 298 (1897)
variant :
var. flavula
(Greene) Trock & T.M.Barkley; Sida 18(2): 386 (1998)
Distribution: USA (Colorado, New Mexico, Wyoming)
73 USA 77 USA
Synonyms: hidden
= Packera pseudaurea subsp. flavula (Greene) W.A.Weber & Á.Löve; Phytologia 49(1): 48 (1981)
= Senecio flavulus Greene; Pittonia 4: 108 (1900)
= Senecio pseudaureus subsp. flavulus (Greene) G.W.Douglas & Ruyle-Dougl.; Canad. J. Bot., 56(14): 1711 (1978)
= Senecio pseudaureus var. flavulus (Greene) Greenm.; Ann. Missouri Bot. Gard. 3: 136 (1916)
variant :
var. semicordata
(Mack. & Bush) Trock & T.M.Barkley; Sida 18(2): 386 (1998)
Distribution: USA (Iowa, Kansas, Minnesota, Missouri, Nebraska, North Dakota, South Dakota)
74 USA 75 USA
Synonyms: hidden
= Senecio aureus var. semicordatus (Mack. & Bush) Greenm.; Ann. Missouri Bot. Gard. 3: 129 (1916)
= Senecio pseudaureus subsp. semicordatus (Mack. & Bush) G.W.Douglas & Ruyle-Dougl.; Canad. J. Bot., 56(14): 1711 (1978)
= Senecio semicordatus Mack. & Bush; Rep. Missouri Bot. Gard., 107 (1905)
species :
Packera quebradensis
(Greenm.) W.A.Weber & Á.Löve; Phytologia 49(1): 48 (1981)
Distribution: Mexico (Chihuahua, Durango, Jalisco, Sinaloa)
79 MEX
Synonyms: hidden
= Senecio quebradensis Greenm.; Ann. Miss. Bot. Gard. 3: 117 (1916)
species :
Packera quercetorum
(Greene) C.Jeffrey; Kew Bull. 47(1): 101 (1992)
Name: Oak Creek ragwort
Distribution: USA (Arizona, New Mexico)
76 USA 77 USA
Synonyms: hidden
= Senecio macropus Greenm.; Ann. Missouri Bot. Gard. 1: 267 (1914)
= Senecio quercetorum Greene; Leaflets Bot. Obs. 2: 20 (1909)
species :
Packera rosei
(Greenm.) W.A.Weber & Á.Löve; Phytologia 49(1): 48 (1981)
Distribution: Mexico (Durango, Jalisco, Nayarit, Sinaloa, Zacatecas)
79 MEX
Synonyms: hidden
= Senecio rosei Greenm.; Publ. Field Columb. Mus., Bot. 2: 276 (1907)
species :
Packera sanguisorbae
(DC.) C.Jeffrey; Kew Bull. 47(1): 101 (1992)
Distribution: Mexico (Colima, Ciudad de Mexico, Guanajuato, Guerrero, Hidalgo, Jalisco, México State, Michoacan, Morelos, Oaxaca, Puebla, Queretaro, San Luis Potosi, Tamaulipas, Tlaxcala, Veracruz, Zacatecas)
79 MEX
Synonyms: hidden
= Cineraria pinnata La Llave; La Llave & Lex. Nov. Veg. Desc. 1: 29 (1824)
= Senecio pinnatisectus DC.; Prodr. [A. DC.] 6: 427 (1838)
= Senecio sanguisorbae DC.; Prodr. [A. DC.] 6: 427 (1838)
species :
Packera sanguisorboides
(Rydb.) W.A.Weber & Á.Löve; Phytologia 49(1): 48 (1981)
Name: Burnet ragwort
Distribution: USA (New Mexico)
77 USA
Synonyms: hidden
= Senecio sanguisorboides Rydb.; Bull. Torrey Bot. Club, 170 (1900)
species :
Packera scalaris
(Greene) C.Jeffrey; Kew Bull. 47(1): 101 (1992)
Distribution: Mexico (Chihuahua, Coahuila, Durango, Sinaloa, Sonora)
79 MEX
Synonyms: hidden
= Senecio scalaris Greene; Pittonia 4: 108 (1900)
variant :
var. carmenensis
(C.C.Freeman) C.C.Freeman & T.M.Barkley; Sida 16(4): 706 (1995)
Distribution: Mexico (Coahuila)
79 MEX
Synonyms: hidden
= Senecio scalaris var. carmenensis C.C.Freeman; Phytologia 67(3): 249 (1989)
variant :
var. parrasiana
(Greenm.) C.C.Freeman & T.M.Barkley; Sida 16(4): 706 (1995)
Distribution: Mexico (Coahuila)
79 MEX
Synonyms: hidden
= Senecio parrasianus Greenm.; Ann. Miss. Bot. Gard. 4: 20 (1917)
= Senecio scalaris var. parrasianus (Greenm.) C.C.Freeman; Phytologia 67(3): 238 (1989)
species :
Packera schweinitziana
(Nutt.) W.A.Weber & Á.Löve; Phytologia 49(1): 48 (1981)
Name: Schweinitz´ ragwort
Distribution: USA (Maine, New Hampshire, N. Y, North Carolina, Tennessee, Vermont); USA (New Brunswick, Nova Scotia, Prince Edward Isl., Québec)
72 CDN 75 USA 78 USA
Synonyms: hidden
= Senecio aureus var. lanceolatus Oakes; Mag. Hort. Bot. 7: 183 (1841)
= Senecio robbinsii f. invenustus Fernald; Rhodora 30: 225 (1928)
= Senecio robbinsii Oakes ex Rusby; Bull. Torrey Bot. Club 20: 19 (1893)
= Senecio schweinitzianus Nutt.; Trans. Amer. Philos. Soc., ser. 2, 7: 413 (1840)
species :
Packera serpenticola
Boufford, Kartesz, S.H.Shi & R.Zhou; Syst. Bot. 39(3): 1028 (2014)
Distribution: USA (North Carolina)
78 USA
species :
Packera spellenbergii
(T.M.Barkley) C.Jeffrey; Kew Bull. 47(1): 101 (1992)
Name: Carrizo Creek ragwort
Distribution: USA (NE-New Mexico)
77 USA
Synonyms: hidden
= Senecio spellenbergii T.M.Barkley; Phytologia 67(3): 248 (1989)
species :
Packera streptanthifolia
(Greene) W.A.Weber & Á.Löve; Phytologia 49(1): 48 (1981)
Name: Rocky Mountain groundsel
Distribution: Canada (Alberta, British Columbia, N. W. T., Saskatchewan, Yukon); USA (California, Colorado, Idaho, Montana, Nevada, New Mexico, Oregon, Utah, Washington, Wyoming)
70 CDN 71 CDN 73 USA 76 USA 77 USA
Synonyms: hidden
= Packera oodes (Rydb.) W.A.Weber; Phytologia 55(1): 9 (1984)
= Packera streptanthifolia var. borealis (Torr. & A.Gray) Trock; Sida 21(1): 289 (2004)
= Packera streptanthifolia var. rubricaulis (Greene) Dorn; Vasc. Pl. Wyoming, ed. 3. 375 (2001)
= Senecio adamsii Howell; Fl. N. W. Amer. 1: 379 (1900) non Cheeseman 1896
= Senecio aureus var. borealis Torr. & A.Gray; Fl. N. Amer. (Torr. & A. Gray) 2: 442 (1843)
= Senecio cognatus Greene; Pittonia 4: 114 (1900)
= Senecio cymbalarioides Nutt.; Trans. Amer. Philos. Soc., ser. 2, 7: 412 (1841), nom. illeg.
= Senecio cymbalarioides var. aphanactis S.F.Blake; Contr. U.S. Natl. Herb. 25: 611, 614 (1925)
= Senecio cymbalarioides var. borealis (Torr. & A.Gray) Greenm.; Ann. Missouri Bot. Gard. 3: 177 (1916)
= Senecio cymbalarioides var. streptanthifolius (Greene) Greenm.; Ann. Missouri Bot. Gard. 3: 177 (1916)
= Senecio fulgens Rydb.; Bull. Torrey Bot. Club 27: 177 (1900), nom. illeg.
= Senecio jonesii Rydb.; Bull. Torrey Bot. Club 27: 179, pl. 6 (1900)
= Senecio laetiflorus Greene; Pittonia 3: 88 (1896)
= Senecio leonardii Rydb.; Bull. Torrey Bot. Club 37: 468 (1910)
= Senecio longipetiolatus Rydb.; Bull. Torrey Bot. Club 27: 176, pl. 6 (1900)
= Senecio oodes Rydb.; Bull. Torrey Bot. Club 33: 158 (1906)
= Senecio pammelii Greenm.; Ann. Missouri Bot. Gard. 3: 118 (1916)
= Senecio platylobus Rydb.; Bull. Torrey Bot. Club, 181 (1900)
= Senecio rubricaulis Greene; Pittonia 3: 89 (1986)
= Senecio rubricaulis var. aphanactis Greenm.; Ann. Missouri Bot. Gard. 3: 174 (1916)
= Senecio rydbergii A.Nelson; New Man. Bot. Centr. Rocky Mt. 582 (1909) nom. nov. for S. fulgens Rydb. 1900
= Senecio streptanthifolius Greene; Erythea 3: 23 (1895)
= Senecio streptanthifolius var. borealis (Torr. & A.Gray) J.F.Bain; Rhodora, 90(863): 293 (1988)
= Senecio streptanthifolius var. kluanei J.F.Bain; Rhodora, 90(863): 297 (1988)
= Senecio streptanthifolius var. laetiflorus (Greene) J.F.Bain; Rhodora, 90(863): 302 (1988)
= Senecio streptanthifolius var. oodes (Rydb.) J.F.Bain; Rhodora, 90(863): 308 (1988)
= Senecio streptanthifolius var. platylobus (Rydb.) S.L.Welsh; Utah Fl., ed. 3. 228 (2003)
= Senecio streptanthifolius var. rubricaulis (Greene) J.F.Bain; Rhodora, 90(863): 299 (1988)
= Senecio streptanthifolius var. wallowensis J.F.Bain; Rhodora, 90(863): 306 (1988)
= Senecio subcuneatus Rydb.; Bull. Torrey Bot. Club 27: 179, pl. 5 (1900)
= Senecio suksdorfii Greenm.; Bot. Gaz. 53: 511 (1912)
= Senecio wardii Greene; Pittonia 4: 116 (1900)
species :
Packera subnuda
(DC.) Trock & T.M.Barkley; Sida 18(3): 635 (1999)
Name: Cleftleaf groundsel
Distribution: Canada (Alberta, British Columbia); USA (California, Idaho, Montana, Nevada, Oregon, Washington, Wyoming)
71 CDN 73 USA 76 USA
Synonyms: hidden
= Packera buekii Trock & T.M.Barkley; Sida 18(2): 387 (1998), nom. nov. superfl.
= Packera cymbalarioides (H.Buek) W.A.Weber & Á.Löve; Phytologia 55: 9 (1984), nom. superfl.
= Packera ovina (Greene) J.F.Bain; Novon 9(4): 457 (1999)
= Senecio aureus var. subnudus (DC.) A.Gray; Syn. Fl. N. Amer. 1, pt. 2: 391 (1884)
= Senecio cymbalarioides H.Buek; Gen. Sp. Synon. Cand. 2: preface, p. 6 (1840)
= Senecio ovinus Greene; Pittonia 4: 110 (1900)
= Senecio pauciflorus var. subnudus (DC.) Jeps.; Man. Fl. Pl. Calif.: 1154 (1925)
= Senecio subnudus DC.; Prodr [A. DC.]. 6: 428 (1838)
variant :
var. moresbiensis
(Calder & Roy L.Taylor) Trock; Sida 21: 289 (2004)
Distribution: Alaska; Canada (British Columbia)
70 ASK 71 CDN
Synonyms: hidden
= Packera cymbalarioides var. moresbiensis (Calder & Roy L.Taylor) C.C.Freeman
= Packera moresbiensis (Calder & R.L.Taylor) J.F.Bain; Novon 9(4): 457 (1999)
= Senecio cymbalarioides subsp. moresbiensis Calder & Roy L.Taylor; Canad. J. Bot. 43: 1399 (1965)
= Senecio moresbiensis (Calder & Taylor) Douglas & Ruyle-Dougl.; Canad. J. Bot., 56(14): 1710 (1978)
= Senecio resedifolius var. moresbiensis (Calder & Taylor) B.Boivin; Phytologia. 23(1): 108 (1972)
species :
Packera tampicana
(DC.) C.Jeffrey; Kew Bull. 47(1): 101 (1992)
Name: Great Plains ragwort
Distribution: USA (Arkansas, Kansas, Louisiana, Oklahoma, Texas); Mexico (Chihuahua, Coahuila, Hidalgo, Nuevo Leon, Puebla, Queretaro, San Luis Potosi, Tamaulipas, Veracruz)
74 USA 77 USA 78 USA 79 MEX
Synonyms: hidden
= Senecio ervendbergii Greenm.; Bot. Jahrb. Syst. 32: 19 (nomen) (1902)
= Senecio ervendbergii Greenm., Greenm.; Publ. Field Columb. Mus., Bot. 2: 275 (1907), descr.
= Senecio greggii Rydb.; Bull. Torrey Bot. Club, 170 (1900)
= Senecio imparipinnatus Klatt; Abh. Naturf. Ges. Halle 15: 333 (1882)
= Senecio tampicanus DC.; Prodr. [A. DC.] 6: 427 (1838)
species :
Packera texensis
O´Kennon & Trock; Sida 20: 945; fig. 1 (2003)
Distribution: USA (Texas)
77 USA
species :
Packera thurberi
(A.Gray) B.L.Turner; Phytologia 90(1): 48 (2008)
Name: Threetooth ragwort
Distribution: USA (North Dakota, South Dakota, Colorado, Nebraska, Wyoming, Kansas, Oklahoma, Texas, New Mexico)
73 USA 74 USA 77 USA
Synonyms: hidden
= Packera tridenticulata (Rydb.) W.A.Weber & Á.Löve; Phytologia 49(1): 48 (1981)
= Senecio acutidens Rydb.; Bull. Torrey Bot. Club, 180 (1900)
= Senecio aureus var. compactus A.Gray; Syn. Fl. N. Amer. 1(2): 391 (1884)
= Senecio compactus (A.Gray) Rydb. ex Porter & Britton; Mem. Torrey Bot. Club 5: 342 (1894)
= Senecio densus Greene; Pittonia 4: 226 (1900)
= Senecio manitobensis Greenm.; Ottawa Nat. 25: 117 (1911)
= Senecio oblanceolatus Rydb.; Bull. Torrey Bot. Club 27: 175, pl. 5 (1900)
= Senecio thurberi A.Gray; Proc. Acad. Sci. Philad. 1863 68 (1864)
= Senecio tridenticulatus Rydb.; Bull. Torrey Bot. Club, 175 (1900)
species :
Packera toluccana
(DC.) W.A.Weber & Á.Löve; Phytologia 49(1): 48 (1981)
Distribution: Mexico (Aguascalientes, Chihuahua, Colima, Ciudad de Mexico, Durango, Guanajuato, Guerrero, Hidalgo, Jalisco, México State, Michoacan, Morelos, Nayarit, Nuevo Leon, Oaxaca, Puebla, Queretaro, San Luis Potosi, Sinaloa, Sonora, Tamaulipas, Tlaxcala, Veracruz, Zacatecas)
79 MEX
Synonyms: hidden
= Senecio toluccanus DC.; Prodr. [A. DC.] 6: 428 (1838)
= Senecio toluccanus var. microdontus A.Gray; Syn. Fl. N. Amer. 1(2): 388 (1884)
= Senecio toluccanus var. modestus Sch.Bip.; Seemann, Bot. Voy. Herald: 311 (1856)
species :
Packera umbraculifera
(S.Watson) W.A.Weber & Á.Löve; Phytologia 49(1): 48 (1981)
Distribution: Mexico (Chihuahua, Durango, ?Sonora)
79 MEX
Synonyms: hidden
= Senecio umbraculifera S.Watson; Proc. Amer. Acad. Arts 23: 279 (1888)
species :
Packera werneriifolia
(A.Gray) W.A.Weber & Á.Löve; Phytologia 49(1): 48 (1981)
Name: Hoary groundsel
Distribution: USA (Arizona, California, Colorado, Idaho, Nevada, New Mexico, Utah, Wyoming)
73 USA 76 USA 77 USA
Synonyms: hidden
= Packera werneriifolia (A.Gray) W.A.Weber & Á.Löve ex Trock; Fl. N. Amer. (1993+). 20: 602 (2006), isonym
= Packera werneriifolia subsp. speculicola (J.T.Howell) D.W.Taylor; Fl. Yosemite Sierra 373 (2010)
= Senecio alpicola Rydb.; Mem. New York Bot. Gard. 1: 447 (1900)
= Senecio aureus var. werneriifolius A.Gray; Proc. Acad. Nat. Sci. Philadelphia 15: 68 (1864)
= Senecio molinarius Greenm.; Ann. Miss. Bot. Gard. 5: 65 (1918)
= Senecio muirii Greenm.; Ann. Miss. Bot. Gard. 5: 56 (1918)
= Senecio perennans A.Nelson; Bull. Torrey Bot. Club 25: 549 (1898), nom. nov. for S. scaposus A. Nelson non DC.
= Senecio petraeus Klatt; Abh. Naturf. Ges. Halle 15: 330 (1882 publ. 1881), nom. illeg.
= Senecio petrocallis Greene; Pittonia 4: 116 (1900)
= Senecio petrophilus Greene; Pittonia 3: 171 (1897)
= Senecio pterocaulis Greenm.; Proc. Amer. Acad. 39: 119 (1903)
= Senecio saxosus Klatt; Ann. Naturhist. Hofmus., Wien 9: 366 (1894)
= Senecio saxosus var. toiyabensis Greenm.; Ann. Missouri Bot. Gard. 5: 60 (1918)
= Senecio scaposus A.Nelson; Bull. Torrey Bot. Club 1898, 379 (1898) non DC.
= Senecio speculicola J.T.Howell; Leafl. W. Bot. 4: 64 (1944)
= Senecio werneriifolius (A.Gray) A.Gray; Proc. Amer. Acad. Arts 19: 54 (1883)
= Senecio werneriifolius var. barkleyi S.L.Welsh; Utah Fl., ed. 3. 228 (2003)
= Senecio werneriifolius var. incertus Greenm.; Ann. Missouri Bot. Gard. 5: 62 (1918)
= Senecio werneriifolius var. malmstenoides S.L.Welsh; Utah Fl., ed. 3. 229 (2003)
species :
Packera zimapanica
(Hemsl.) C.C.Freeman & T.M.Barkley; Sida 16(4): 708 (1995)
Distribution: Mexico (Coahuila, Hidalgo, Nuevo Leon, Queretaro, San Luis Potosi, Tamaulipas)
79 MEX
Synonyms: hidden
= Senecio zimapanicus Hemsl.; Biol. Centr. Am. Bot. 2: 248 (1881)
species :
Packera ×memmingeri
(Britton ex Small) Weakley; J. Bot. Res. Inst. Texas 5(2): 441 (2011)
Distribution: SE-USA (North Carolina, South Carolina)
78 USA
Synonyms: hidden
= Senecio memmingeri Britton ex Small; Bull. Torrey Bot. Club 25: 147 (1898)
