Orestias (plant) explained

Orestias is a genus of orchids. It has 4 known species, all native to central Africa, including the island of São Tomé in the Gulf of Guinea.^{[1] [2] [3]}

1. Orestias elegans Ridl. - São Tomé, Príncipe
2. Orestias foliosa Summerh. in G.M.D.Troupin - Gabon, Zaire
3. Orestias micrantha Summerh. - São Tomé, Cameroon, Equatorial Guinea
4. Orestias stelidostachya (Rchb.f.) Summerh. - São Tomé

Notes and References

1. http://apps.kew.org/wcsp/namedetail.do?name_id=143710 Kew World Checklist of Selected Plant Families
2. Margonska, H.B. & Szlachetko, D.L. (2005). Taxonomic revision of the African genus Orestias Ridl. (Malaxidinae, Orchidaceae). Annalen des Naturhistorischen Museums in Wien, B 107: 209-220.
3. Pridgeon, A.M., Cribb, P.J., Chase, M.C. & Rasmussen, F.N. (2006). Epidendroideae (Part One). Genera Orchidacearum 4: 1-672. Oxford University Press, New York, Oxford.