Little Fruit Puff

Neptunia microcarpa Rose, Contr. U. S. Nat. Herb. 8: 300. 1905.
Glabrous or very sparingly pubescent; stems slender, branched, 3-5 dm. long. Stipules ovate, acuminate, about 5 mm. long; petioles glandless, 1-2 cm. long; pinnae 2-4 pairs, shortstalked; leaflets 5-12 pairs, linear-oblong, 4-5 mm. long, the nearly central midvein prominent beneath; peduncles very slender, sparingly pubescent below, 4-6 cm. long; heads short-oblong, the barren flowers few, or several; calyx-lobes slightly pubescent; calyx about 1 mm. long; corolla greenish, about 2 mm. long; stamens about 7 mm. long; legume elliptic-orbicular, 1.2-1.8 cm. long, 8-10 mm. wide, 2-4-seeclecl, the stipe about 1 mm. long, not longer than the calyx.
Typb locality: Near Guadalajara, Jalisco. Distribution: Known only from the type locality.

Neptunia palmeri Britton & Rose, sp. nov
Glabrous or nearly so; stem slender, about 3 dm. long. Stipules ovate-lanceolate, acuminate, 3-4 mm. long; petioles slender, glandless, 1-2 cm. long; pinnae 2 pairs, nearly sessile; leaflets 13-27 pairs, linear-oblong, obtuse, 3-5 mm. long, glabrous, ciliolate, the midvein prominent; peduncles slender, 3-4 cm. long; legume broadly oblong, 2-3.5 cm. long, 10-13 mm. wide, rounded or minutely apiculate, its stipe about 1 mm. long, not longer than the calyx.
Juaraz, Coahuila, September, 1880, Palmer 300.