Dalea scandens var. paucifolia (J. M. Coult.) Barneby

Parosela humilis (Mill.) Rydberg
Psoralea humilis Mill. Gard. Diet. ed. 8. Psoralea no. 7. 1768.
? Dalea miner aria brevipes Oerst. Vidensk. Meddel. 1853: 4. 1853.
Dalea thyrsiflora A. Gray, Proc. Am. Acad. 5: 177. 1861.
Dalea domingensis paucifolia Coult. Contr. U. S. Nat. Herb. 2: 78. 1891.
Parosela thyrsiflora Vail, Bull. Torrey Club 24: 14. 1897.
A pubescent shrub, with rather thick, short, grayish-brown, villous branches; leaves 2-5 cm. long; stipules subulate, 3-5 mm. long; rachis shortvillous; stipels gland-like; leaflets 3-9, obovate or oval, often retuse, 6IS mm. long, short-villous on both sides, glandular-dotted beneath; spikes short, dense, usually oblong and subsessile in the axils of the leaves; bracts ovate, about equaling the calyx-tube; calyx-tube pubescent, strongly 10-ribbed, conspicuously glandular-dotted in the intervals, 2.5-3 mm. long; lobes filiform, plumose, the lowest 5 mm. long and hooked at the apex, the rest 4 mm. long; corolla yellowish turning brownish-purple; petals nearly as in P. domingensis.
Type locality: Veracruz.
Distribution: Texas and Chihuahua to Guatemala.