Bituminaria
Bituminaria is small genus of perennial herbs in the bean family. It includes 10 species, which range from Macaronesia through Mediterranean Basin of Europe, north Africa, and Western Asia to the Caucasus and Saudi Arabia.
10 species are accepted:Bituminaria antiatlantica – southwestern MoroccoBituminaria atropurpurea – south-central MoroccoBituminaria basaltica – SicilyBituminaria bituminosa C.H. Stirt. – Mediterranean Basin and CaucasusBituminaria flaccida Greuter – Jordan, Sinai, and Saudi ArabiaBituminaria kyreniae – CyprusBituminaria morisiana Greuter – SardiniaBituminaria palaestina – LevantBituminaria plumosa – CroatiaBituminaria tunetana – Tunisia