Actinostemon

Life-forms

Classification System: APG IV

Superregnum: Eukaryota
Regnum: Plantae
Cladus: Angiosperms
Cladus: Eudicots
Cladus: Core eudicots
Cladus: Rosids
Cladus: Eurosids I
Ordo: Malpighiales

Familia: Euphorbiaceae
Subfamilia: Euphorbioideae
Tribus: Hippomaneae
Subtribus: Hippomaninae
Genus: Actinostemon
Species: A. amazonicus – A. brachypodus – A. caribaeus – A. concepcionis – A. concolor – A. desertorum – A. echinatus – A. glaziovii – A. guyanensis – A. imbricatus – A. klotzschii – A. lagoensis – A. lasiocarpus – A. leptopus – A. macrocarpus – A. mandiocanus – A. roseliae – A. schomburgkii – A. sparsifolius – A. verticillatus
Name

Actinostemon Mart. ex Klotzsch, Arch. Naturgesch. (Berlin) 7(1): 184. (1841)

Type species: Non designatus as Actinostemon grandifolius Klotzsch (1841) is probably a synonym of Actinostemon concolor (Spreng.) Müll.Arg. (1866), but this needs resolving.

Synonyms

Heterotypic
Actinostema Lindl.
Dactylostemon Klotzsch

References

Martius, C.F.P. von 1841. Archiv für Naturgeschichte 7(1): 184.
Govaerts, R. et al. 2021. Actinostemon in World Checklist of Selected Plant Families. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2021 July 7. Reference page.
Hassler, M. 2021. Actinostemon. World Plants: Synonymic Checklists of the Vascular Plants of the World In: Roskovh, Y., Abucay, L., Orrell, T., Nicolson, D., Bailly, N., Kirk, P., Bourgoin, T., DeWalt, R.E., Decock, W., De Wever, A., Nieukerken, E. van, Zarucchi, J. & Penev, L., eds. 2021. Species 2000 & ITIS Catalogue of Life. Published online. Accessed: 2021 July 7. Reference page.
International Plant Names Index. 2021. Actinostemon. Published online. Accessed: July 7 2021.
Tropicos.org 2021. Actinostemon. Missouri Botanical Garden. Published online. Accessed: 7 July 2021.

Actinostemon is a plant genus of the family Euphorbiaceae first described as a genus in 1841.[2][3] It is native to South America, Central America, and the West Indies.[1][4][5][6]

Species[1]

Actinostemon amazonicus - Peru, S Venezuela, N Brazil
Actinostemon brachypodus - Pinar del Río, La Habana
Actinostemon caribaeus - Costa Rica, Nicaragua, Lesser Antilles, Trinidad, N Venezuela
Actinostemon concepcionis - Paraguay, S Brazil, Corrientes
Actinostemon concolor - Paraguay, S Brazil, Uruguay, Bolivia, Misiones
Actinostemon desertorum - S Brazil
Actinostemon echinatus - Pernambuco, Rio de Janeiro
Actinostemon glaziovii - Rio de Janeiro, Minas Gerais
Actinostemon guyanensis - Guyana
Actinostemon imbricatus - NW Brazil
Actinostemon klotzschii - Brazil, Bolivia
Actinostemon lagoensis - S Brazil
Actinostemon lasiocarpus - E Brazil
Actinostemon leptopus - S Brazil
Actinostemon macrocarpus - S Brazil
Actinostemon mandiocanus - Rio de Janeiro
Actinostemon schomburgkii - Venezuela, 3 Guianas, N Brazil, Bolivia
Actinostemon sparsifolius - S Brazil
Actinostemon verticillatus - E Brazil

formerly included[1]

moved to other genera: Gymnanthes Sebastiania

A. anisandrus - Sebastiania brasiliensis
A. brasiliensis - Sebastiania brasiliensis
A. jamaicensis - Gymnanthes glandulosa
A. luquensis - Sebastiania brasiliensis
A. unciformis - Sebastiania klotzschiana

References

Kew World Checklist of Selected Plant Families
Klotzsch, Johann Friedrich. 1841. Archiv für Naturgeschichte 7(1): 184-185 in Latin
Tropicos, Actinostemon Mart. ex Klotzsch
Govaerts, R., Frodin, D.G. & Radcliffe-Smith, A. (2000). World Checklist and Bibliography of Euphorbiaceae (and Pandaceae) 1-4: 1-1622. The Board of Trustees of the Royal Botanic Gardens, Kew.
Forzza, R. C. 2010. Lista de espécies Flora do Brasil "Archived copy". Archived from the original on 2015-09-06. Retrieved 2015-08-20.. Jardim Botânico do Rio de Janeiro, Rio de Janeiro
González Ramírez, J. 2010. Euphorbiaceae. En: Manual de Plantas de Costa Rica. Vol. 5. B.E. Hammel, M.H. Grayum, C. Herrera & N. Zamora (eds.). Monographs in systematic botany from the Missouri Botanical Garden 119: 290–394