Marsdenia verrucosa

References

1. [1]Protabase - Plant Resources of Tropical Africa. — http://www.prota.org ↩︎An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
2. [2]Dictionary of Economic Plants. — Uphof. J. C. Th. · Weinheim · 1959 · ISBN - ↩︎An excellent and very comprehensive guide but it only gives very short descriptions of the uses without any details of how to utilize the plants. Not for the casual reader.
3. [3]Plant Material Introduced by the Office of Foreign Plant Introduction. Inventory No. 97 — United States Department of Agriculture; Washington. · 1930 · http://www.biodiversitylibrary.org ↩︎Details of plants and seeds imported by the US Government during the period October to December 1928, often giving some information on the species. It can be downloaded from the Internet.