Senegalia subsessilis Britton & Rose

Senegalia subsessilis Britton & Rose, sp. nov
a
A glabrous shrub, armed with small prickles. Stipules small, setaceous; petiolar gland small, slightly elevated; petiole and rachis also bearing numerous minute sessile glands and a few prickles; pinnae small, 2-6 pairs; leaflets 3-8 pairs, linear-oblong, 2-4 mm. long, acutish, strongh' nerved beneath, the midvein e.xcentric; fruiting peduncles only 3 or 4 mm. long; legume 10 cm. long, 2-2.5 cm. broad, sessile, more or less constricted between the seeds, the base broadly cuneate.
Near Ixmiquilpan, Hidalgo, 1905, /. N. Rose S926.