Mimosa azuensis Britton & Rose

Mimosa azuensis Britten, sp. nov
Twigs and leaves glabrous, the twigs armed with small, recurved, paired, or solitary prickles. Petioles 10-18 mm. long; pinnae 3-5 pairs, distant, the rachis with prickles at the nodes, or unarmed, the rachillas usually with one prickle, rarely two, at the summit; leaflets 5-7 pairs, elliptic, chartaceous, 6-9 mm. long, 4—5 mm. wide, 5-nerved and delicately pinnately veined, shining above, dull beneath, the base subcordate, the apex rounded; legume narrowly oblong, 5-6 cm. long, 7-9 mm. wide, 6-8-jointed, glabrous, long-tipped, short-stipitate.
Lower foot-hills, Azua, Santo Domingo, March 17, 1913, Rose, Fitch &■ Russell 3994.