Summary
Jacquemontia aequisepala (Convolvulaceae) is native to semi-arid areas of Bahia and Minas Gerais, Brazil. This species is morphologically similar to six species of the genus. Key characteristics are indumentum type, trichome type, form and size of the sepals, pairs of secondary veins on leaves, and pollen grain type. Photographs in the field, a pollen image, line drawing, and identification key to J. aequisepala are provided.
Similar content being viewed by others
References
Austin, D. F. & Cavalcante, P. B. (1982). Convolvulaceas da Amazônia. Bol. Mus. Para. Emilio Goeldi 36: 1 − 134.
Buril, M. T. (2013). Sistemática e Filogenia de Jacquemontia Choisy (Convolvulaceae). PhD thesis, Universidade Federal de Pernambuco, Recife.
____, Simão-Bianchini, R. & Alves, M. (2012). Jacquemontia robertsoniana (Convolvulaceae), a new shrub species from Brazil. Kew Bull. 67: 455 − 459.
Choisy, J. D. (1834). Convolvulaceae orientales. Mém. Soc. Phys. Genève 6: 385 − 502.
IUCN (2001). IUCN Red List Categories and Criteria: Version 3.1. IUCN Species Survival Commission. IUCN, Gland and Cambridge.
Meisner, C. F. (1869). Convolvulaceae. In: C. P. F. Martius & A. G. Eichler (eds), Flora Brasiliensis 7: 199 − 370.
Rhui-Cheng, F. & Staples, G. (1995). Convolvulaceae. Flora of China 16: 271 – 325. Science Press, Beijing & Missouri Botanical Garden, St Louis.
Robertson, K. R. (1971). A revision of the genus Jacquemontia (Convolvulaceae) in North and Central America and the West Indies. PhD thesis, Washington University, St Louis.
Simão-Bianchini, R., Ferreira, P. P. A. & Pastore, M. (2015). Convolvulaceae. In: Lista de Espécies da Flora do Brasil. Jardim Botânico do Rio de Janeiro. (http://floradobrasil.jbrj.gov.br/jabot/floradobrasil/FB7071). Access: 22.04.2015.
Staples, G. W., Carine, M. & Austin, D. F. (2008). Convolvulaceae Pollen Atlas. (http://cals.arizona.edu/herbarium/sites/cals.arizona.edu.herbarium/files/old_site/assoc/projects/convolv/Convolvulaceae_Pollen_Atlas.htm). Access: 22.01.2015.
____ (2012). Convolvulaceae − the morning glories and bindweeds. (http://convolvulaceae.myspecies.info/node/9). Access: 23.01.2015.
Stefanović, S., Krueger, L. & Olmstead, R. G. (2002). Monophyly of the Convolvulaceae and circumscription of their major lineages based on DNA sequences of multiple choroplast loci. Amer. J. Bot. 89 (9): 1510 − 1522.
____, Austin, D. F., & Olmstead, R. G. (2003). Classification of Convolvulaceae: A phylogenetic approach. Syst. Bot. 28 (4): 791 – 806.
Acknowledgements
The authors would like to acknowledge the support of Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES), Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq - 563570/2010-5), and Fundação de Amparo à Pesquisa (FAPESP - 2010/52490-3). We would also like to thank the curators of the herbaria we consulted, Klei Sousa for the illustrations, Jennifer Anne Lipski for the revision of this manuscript, and Liziane V. Vasconcelos for the photos provided.
Author information
Authors and Affiliations
Corresponding author
Rights and permissions
About this article
Cite this article
Pastore, M., Simão-Bianchini, R. Jacquemontia aequisepala (Convolvulaceae), a new species from Brazil. Kew Bull 71, 26 (2016). https://doi.org/10.1007/s12225-016-9640-y
Accepted:
Published:
DOI: https://doi.org/10.1007/s12225-016-9640-y