Diphysa puberulenta Rydb.

Diphysa puberulenta Rydberg, sp. nov
A low shrub; branches densely glandular as well as grayish-puberulent when young, in age brown or gray; stipules caducous, lanceolate; leaves 2-5 cm. long; rachis puberulent and somewhat glandular; leaflets 7-11, oblong to broadly oval, from rounded to acutish at each end, finely puberulent, 4-10 mm. long; racemes numerous, 4-10 cm. long; peduncle and pedicels densely glandular as well as puberulent; bracts oblong or lanceolate, 3-4 mm. long; bractlets oblanceolate, obtuse; calyx densely puberulent and glandular; tube and hypanthium together 6 mm. long; calyx -lobes 2-3 mm. long, the uppermost two lobes ovate, obtuse, the lateral ones lanceolate, acute, the lowest one lanceolate-subulate, acuminate; corolla yellowish, about 1 cm. long; pod 3-5 cm. long, black-dotted and glandular; stipe about 1 cm. long.
Type collected at Acaponeta, Tepic, February, 1S95, F. H. Lamb 520 (herb. N. Y. Bot. Gard., flower) ; same locality, April,1910, Rose. Standley &• Russell 14417 (fruit). Distribution: Sinaloa to Guerrero.