Dalea bicolor var. canescens (M. Martens & Galeotti) Barneby

Parosela canescens (Mart. & Gal.) Rose, Contr. U. S. Nat Herb. 10: 105. 1906.
Dalea canescens Mart. & Gal. Bull. Acad. Brux. 10 2 : 43. 1843.
A branched shrub, 1-2 m. high; branches more or less finely canescent and copiously glandular-tubercled; leaves 1-2 cm. long; stipules subulate, 2-3 mm. long; petiole 4—6 mm. long; rachis finely canescent and glandular-dotted; stipels gland-like; leaflets 3-7, obovate, 4—10 mm. long, rounded or retuse at the apex, more or less finely short-canescent and strongly glandular-dotted beneath, appressed-silky or in age sometimes glabrate above; peduncles terminating the branches, 1-4 cm. long; spike at first rather dense, in age more lax, 2-10 cm. long; bracts lance-subulate, equaling or surpassing the calyx, acuminate, canescent; calyxtube broadly campanulate, 3 mm. long, densely short-pubescent with brown hairs; lobes deltoid, acuminate, shorter than the tube; banner ochroleucous, the blade rounded-ovate, 3-4 mm. long, about equaling the claw; wings and keel purple, with the bases yellowish, the blades of the former 5-6 mm. long, those of the latter 6-7 mm. long; pod densely pubescent towards the apex.
Type locality: Tehtiacan de las Granadas, Puebla. Distribution: Puebla and Oaxaca.