Orthosia (Apocynaceae)

Orthosia is a genus of plants in the family Apocynaceae, first described as a genus in 1844.[1]

Species[2]

Orthosia arenosa Decne. - Brazil
Orthosia bonplandiana (Schult.) Liede & Meve - Cuba
Orthosia calycina (Schltr.) Liede & Meve - Peru
Orthosia cassythoides (Suess.) Morillo - Venezuela
Orthosia congesta (Vell.) Decne. - Brazil
Orthosia cynanchoides W.D. Stevens - Chiapas
Orthosia dusenii (Malme) Fontella - Brazil
Orthosia eichleri E.Fourn. - Brazil
Orthosia extra-axillaris W.D. Stevens - Costa Rica
Orthosia glaberrima (Woodson) W.D. Stevens - Panama, Costa Rica
Orthosia guilleminiana (Decne.) Liede & Meve - Brazil
Orthosia henriqueana (Silveira) Liede & Meve - Minas Geraes
Orthosia itatiaiensis Malme - Rio de Janeiro
Orthosia latipes (Decne.) Malme - Brazil
Orthosia loandensis Fontella & Valente - Paraná
Orthosia melantha (Decne.) Malme - Brazil
Orthosia multiflora E. Fourn. - Brazil
Orthosia parviflora (E. Fourn.) Liede & Meve - Rio de Janeiro
Orthosia pearcei (Rusby) Liede & Meve - Bolivia
Orthosia pubescens (Greenm.) Liede & Meve - Morelos
Orthosia ramosa W.D. Stevens - Honduras
Orthosia rubens (L.O. Williams) W.D. Stevens - Guatemala
Orthosia scoparia (Nutt.) Liede & Meve - Florida, Georgia, South Carolina[3]
Orthosia selloana (E. Fourn.) Liede & Meve - Brazil
Orthosia smaragdina W.D. Stevens - Guatemala
Orthosia stipitata W.D. Stevens - Chiapas
Orthosia tarmensis Schltr. - Peru
Orthosia thymifolia Schltr. - Peru
Orthosia umbrosa Decne. - Rio de Janeiro
Orthosia urceolata E.Fourn. - Brazil
Orthosia virgata (Poir.) E. Fourn. - Argentina
Orthosia woodii Meve & Liede - Bolivia

formerly included

O. acuminata, syn of Matelea acuminata
O. bahiensis, syn of Ditassa capillaris
O. cardozoi, syn of Cynanchum cardozoi
O. ecuadorensis, syn of Cynanchum densiflorum
O. ellemannii, syn of Cynanchum ellemannii
O. grandis, syn of Jobinia grandis
O. kunthii, syn of Cynanchum kunthii
O. meridensis, syn of Cynanchum meridense
O. misera, syn of Metastelma miserum
O. oblongata, syn of Matelea oblongata
O. serpyllifolia, syn of Vincetoxicum serpyllifolium
O. stannardii, syn of Cynanchum stannardii
O. stenophylla, syn of Cynanchum trianae
O. suberosa, syn of Metastelma parviflorum
O. ventensis, syn of Cynanchum ventensis

References

Candolle, Alphonse Louis Pierre Pyramus de. 1844. Prodromus Systematis Naturalis Regni Vegetabilis 8: 526–527
The Plant List
Biota of North America Program 2013 county distribution map, Cynanchum scoparium

Classification System: APG IV

Superregnum: Eukaryota
Regnum: Plantae
Cladus: Angiosperms
Cladus: Eudicots
Cladus: Core eudicots
Cladus: Asterids
Cladus: Lamiids
Ordo: Gentianales

Familia: Apocynaceae
Subfamilia: Asclepiadoideae
Tribus: Asclepiadeae
Subtribus: Orthosiinae
Genus: Orthosia
Species: O. angustifolia – O. arenosa – O. bonplandiana – O. calycina – O. cardozoi – O. cassythoides – O. congesta – O. cynanchoides – O. dusenii – O. eichleri – O. ellemanniae – O. extra-axillaris – O. glaberrima – O. guilleminiana – O. henriqueana – O. itatiaiensis – O. loandensis – O. meridensis – O. misera – O. mollis – O. multiflora – O. parviflora – O. pearcei – O. pubescens – O. ramosa – O. rubens – O. scoparia – O. selloana – O. smaragdina – O. stannardii – O. stenophylla – O. stipitata – O. tarmensis – O. umbrosa – O. urceolata – O. ventensis – O. virgata – O. woodii
Name

Orthosia Decne. in A.P.de Candolle, Prodr. 8: 526 (1844)

Type species: Orthosia congesta (Vell.) Decne. in A.P.de Candolle, Prodr. 8: 527 (1844)

Synonyms

Heterotypic
Amphistelma Griseb., Fl. Brit. W. I.: 417 (1862)

References

Decaisne, J. 1844. Prodromus Systematis Naturalis Regni Vegetabilis 8: 526–527.
Govaerts, R. et al. 2017. Orthosia in World Checklist of Selected Plant Families. The Board of Trustees of the Royal Botanic Gardens, Kew. Published on the internet. Accessed: 2017 Nov. 24. Reference page.
International Plant Names Index. 2017. Orthosia. Published online. Accessed: Nov. 24 2017.
Liede-Schumann, S. & Meve, U. 2013. The Orthosiinae Revisited (Apocynaceae, Asclepiadoideae, Asclepiadeae) 1. Annals of the Missouri Botanical Garden 99(1): 44−81. DOI: 10.3417/2010130 ResearchGate Reference page.
Tropicos.org 2017. Orthosia. Missouri Botanical Garden. Published on the internet. Accessed: 2017 Nov. 24.