return to: checklist; keys, key 4; family Fabaceae subfamily Caesalpinioideae

Senna uniflora (Mill.) H.S. Irwin & Barneby (syn: Cassia uniflora Mill.); uaran chin

Weedy herb; stems angled; leaves alternate, once-pinnately compound, even-pinnate; leaflets oblong, base oblique, margin entire, apex round with a minute tooth-like tip; flowers axillary; petals yellow; legume fruit flat, constricted between the seeds (loment).

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Listed, as Cassia uniflora, as an important source of pollen and/or nectar for bees (Souza Novello 1981).