Wikipedia
Geissospermum
Geissospermum is a genus of flowering plants in the dogbane family, Apocynaceae, first described as a genus in 1846. It is native to South America.
Species- Geissospermum argenteum Woodson - Venezuela, the Guianas
- Geissospermum fuscum Markgr - S Venezuela, NW Brazil
- Geissospermum laeve (Vell.) Miers - N + E Brazil, the Guianas
- Geissospermum reticulatum A.H.Gentry - S Venezuela, Peru, N Bolivia
- Geissospermum sericeum Miers - Guyana, Suriname, French Guiana
- Geissospermum urceolatum A.H.Gentry - NW Brazil