Chamaecrista exunguis

Chamaecrista exunguis (Urban) Britton
Cassia exunguis Urban, Repert. Sp. Nov. 15: 312. 1918.
A low shrub, 2-4 dm. high, the twigs puberulent. Stipules lanceolate or ovate-lanceolate, acuminate, 3-4 mm. long; petiolar gland suborbicular, subsessile, 0.2-0.4 mm. broad; petiole 2-3 mm. long; rachis 1-1.5 cm. long; leaflets 6-8 pairs, linear to oblong, 4-7 mm. long, 1-1.5 mm. wide, setaceous-mucronate, glabrous or pilose, the midvein one-third excentric; flowers 1 or 2 on pedicels 6-9 mm. long; sepals 4.5-5.5 mm. long, short-acuminate; petals very unequal, not clawed, the larger ones suborbicular, about 6 mm. long, 5-6 mm. wide; legume 2-2.5 cm. long, about 4 mm. wide, short-pilose or becoming glabrous, 5-S-seeded'
Type LOCiLiri": Between Aibonito and Coamo. Porto Rico. Distribution: Known only from the type locality.