Tephrosia Heterophylla
''Tephrosia'' is a genus of flowering plants in the pea family, Fabaceae. It is widespread in both the Eastern and Western Hemisphere, where it is found in tropical and warm-temperate regions. The generic name is derived from the Greek language, Greek word τεφρος (''tephros''), meaning "ash-colored," referring to the greyish tint given to the leaves by their dense trichomes. Hoarypea is a common name for plants in this genus, along with Goat's Rue and Devil's Shoestring. Uses Many species in the genus are poisonous, particularly to Piscicide, fish, for their high concentration of rotenone. The black seeds of ''Tephrosia'' species have historically been used by indigenous cultures as fish toxins.NTFlora Northern Territory Flora online:''Flora of the Darwin Region: Fabaceae.''Retrieved 10 June 2018 In the last century, several ''Tephrosia'' species have been studied in connection with the use of rotenone as an insecticide and pesticide. ''Tephrosia vogelii'' is also one of ...
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Tephrosia Elongata
''Tephrosia elongata'' is a plant native to Africa south of the equator. It occurs from northern and eastern South Africa to the highlands of Malawi and Tanzania Tanzania (; ), officially the United Republic of Tanzania ( sw, Jamhuri ya Muungano wa Tanzania), is a country in East Africa within the African Great Lakes region. It borders Uganda to the north; Kenya to the northeast; Comoro Islands and .... Varieties Three varieties are recognized: * ''Tephrosia elongata'' E.Mey. var. ''elongata'' * ''Tephrosia elongata'' var. ''lasiocaulos'' Brummitt * ''Tephrosia elongata'' var. ''tzaneenensis'' (H.M.L.Forbes) Brummitt References * elongata Flora of Southern Africa Flora of Malawi Flora of South Africa Flora of Tanzania {{Millettieae-stub ...
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