Dalea foliolosa var. citrina (Rydb.) Barneby

Parosela vernicia Rose, Contr. U. S. Nat. Herb. 8: 303. 1905
Dalea vernicia Greenman, Field Mus. Publ. Bot. 2: 331. 1912.
A slender annual; stem 3-9 dm. high, glabrous; leaves 3-6 cm. long, glabrous; stipules setaceous, 2-3 mm. long; petiole very short; rachis with conspicuous glands at the base of the leaflets and smaller ones between; leaflets 17-41, oblong, obtuse or acutish at the apex, 5-7 mm. long, glabrous on both sides, glandular-dotted beneath, conspicuously so along the margins; peduncles 5-8 cm. long; spikes dense, 1-3 cm. long; rachis short-pubescent; bracts ovate, acuminate, membranous, with purple-tinged tips, caducous; pedicels very short, divaricate; calyx-tube turbinate, 10-ribbed, silky, 2.5 mm. long; lobes silky, equaling the tube, triangularlanceolate at the base, with slender subulate tips; corolla dark bluish-purple; blade of the banner cordate, 3 mm. long, the claw about 2.5 mm. long; blades of the wings nearly 4 mm. long, obliquely elliptic, the claws 1 mm. long; blades of the keel-petals obliquely obovate, 4 mm. long; pod obliquely obovate, shorter than the calyx, sparingly pubescent, with a straight beak.
Type locality: Yautepec, Morelos. Distribution: Jalisco to Puebla and Guerrero.

Parosela citrina Rydberg, sp. nov
A tall annual; stems 3-8 dm. high, often tinged with purple, glabrous sparingly glandulardotted; leaves 3-8 cm. long; stipules subulate, 2 mm. long; rachis glabrous; leaflets 21-33, oblong, 3-10 mm. long, glabrous on both sides, rounded at the apex, slightly crenulate, glandular-dotted beneath; peduncles opposite the leaves, 3-5 cm. long; spikes dense, 1-2 cm. long; bracts broadly obovate, short-acuminate, glabrous, with several scattered large glands; corolla bluish-purple; petals often with a gland at the apex; blade of the banner rhombic-cordate, 2 mm. long, the claw 2 mm. long; blades of the other petals 5mm. long, those of the keel much broader, with a smaller lobe, the claws 1.5 mm. long; pod densely pubescent above, glabrous below.
Type collected in fields about Tuxpan, Jalisco, October 27, 1904, Pringle SS60 (herb. N. Y. Bot. Gard.).