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Geum radiatum
Geum radiatum Michx.
Appalachian Avens, Spreading Avens, Cliff Avens
Rosaceae (Rose Family)
Synonym(s): Acomastylis radiata, Sieversia radiata
USDA Symbol: GERA2
USDA Native Status: L48 (N)
A federally-listed Endangered Species since 1990. A state listed Endangered species in TN. A state-listed Special Concern, Endangered species in North Carolina.
Plant Characteristics
Duration: PerennialHabit: Herb
Leaf Complexity: Simple
Leaf Shape: Reniform
Breeding System: Flowers Bisexual
Inflorescence: Cyme
Fruit Type: Achene , Aggregate
Size Notes: To about 20 inches in height.
Leaf: Kidney-shaped with uneven, toothed margin.
Flower: Actinomorphic with five, bright yellow petals.
Fruit: Aggregated achenes, hairy, maturing August to October.
Bloom Information
Bloom Color: Orange , YellowBloom Time: Jun , Jul , Aug , Sep
Distribution
USA: NC , TNNative Habitat: Cliffs, balds and talus slopes on or near mountaintops.
Growing Conditions
Soil pH: Acidic (pH<6.8)Cold Tolerant: yes
Soil Description: Rocky, gravelly, cliffs and rock outcrops.
U.S. Fish & Wildlife Service Threatened & Endangered Status
USFWS Species Profile: Q1WMStatus:Web Reference
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.Additional resources
USDA: Find Geum radiatum in USDA PlantsFNA: Find Geum radiatum in the Flora of North America (if available)
Google: Search Google for Geum radiatum
Metadata
Record Modified: 2023-05-09Research By: Joseph A. Marcus