Orthosia (plant)

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

• # Orthosia arenosa Decne. - Brazil
 * Species

• # 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

• # 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 • # O. acuminata, syn of Matelea acuminata
 * formerly included

• # 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