| Are you asking a question? Closeto30 US species. B. austrlis : has blue-violet flowers. Leaflets 2-8 CM long, oblanceolateto obovate B. tinctoria : has yellow flowers. Leaflets 1-2 cm long but in some races up to 4 cm long, Obovate from a cuneate base. Both species have stipules, but can lose them durring/after flowering. (Or after spring growth is done) The species in this genus also form Hybrids too,and those plants do not fallin the normal range of the species, often. | 
