Pterygota perrieri

References

1. [1]Flore de Madagascar et des Comores — Humbert H. · Museum National D'Histoire Naturelle; Paris · 1946 - 1984 · http://www.biodiversitylibrary.org/ ↩︎Written in French, an excellent flora of the area though it has not been completed. Available for download from the Internet.
2. [2]Flora of Tropical East Africa — Beentje H.J. · Royal Botanic Gardens; Kew. · 2002 · http://plants.jstor.org/search?st=396814 ↩︎Available on-line, a modern flora of East Africa.
3. [3]IUCN Red List of Threatened Species — http://www.iucnredlist.org/ ↩︎A list of plants under threat and facing possible extinction, usually with brief details of the threats and information on habitat.