Dalea greggii A. Gray

Parosela fulvosericea Rydberg, sp. nov
A shrub, about 5 dm. high; branches brown, villous; leaves 1.5-3 cm. long, spreading; stipules subulate, 2 mm. long; rachis densely villous; leaflets 7-9, obovate, retuse, yellowishsericeous on both sides, indistinctly glandular-dotted beneath, 4—10 mm. long; spikes oblong, 2-3 cm. long, dense, on peduncles 2-6 cm. long; bracts ovate-lanceolate, acute, about equaling the calyx, sericeous, glandular-dotted; calyx-tube broadly campanulate, 2 mm. long, sericeous, inconspicuously glandular-dotted; lobes lanceolate, acute, sericeous, 1.5 mm. long; petals with a gland near the tip; banner yellowish, the blade broadly cordate, 2.5 mm. long, equaling the claw; the other petals rose-purple, the blades about 4 mm. long, the claws 1.5 mm. long; pod densely pubescent.
Type collected in the region of San Luis Potosi, 1878, Parry & Palmer 148, in part (U. S. Nat. Herb. no. 24432, in part).

Parosela greggii (A. Gray) A. Heller, Cat. N. Am. PI ed. 2. 6. 1900,
Dalea Greggii A. Gray, Mem. Am. Acad. II. 5: 314. 1854.
An undershrub, with a thick caudex; branches slender, 5-30 cm. iong, often decumbent, tomentose-sericeous and glandular-dotted; leaves short, 0.5-2 cm. long, densely sericeoustomentose; stipules subulate, 1-2 mm. long; leaflets 5-7, often crowded, obovate, 3-6 mm. long; spikes short and dense, globose or oblong, 1-2 cm. long, sessile or short-peduncled; bracts ovate-lanceolate, densely silky-villous, shorter than the calyx; calyx-tube broadly turbinate, 10-ribbed, densely silky-villous, inconspicuously glandular between the ribs, 2 mm. long; lobes subulate, pilose, about equaling the tube; corolla rose-purple or the banner and claws yellowish; petals often with a gland near the tip; blade of the banner broadly rhombicovate, 3.5 mm. long, 4 mm. wide, the claw 2 mm. long; blades of the wings 4 mm. long, those of the keel-petals 5 mm. long, the claws of both 1.5 mm. long; pod densely villous and minutely glandular-dotted above, glabrate below.
Type locality: Near Buena Vista, Coahuila.
Distribution: Arizona and Sonora to Durango, San Luis Potosi, and Nnevo Le6n; apparently also Puebla.

Perennial, Shrubs, Woody throughout, Stems woody below, or from woody crown or caudex, Taproot present, Nodules present, Plants stoloniferous, Stems erect or ascending, Stems or branches arching, spreading or decumbent, Stems less than 1 m tall, Plants gland-dotted or with gland-tipped hairs, Stems solid, Stems or young twigs sparsely to densely hairy, Leaves alternate, Leaves petiolate, Stipules inconspicuous, absent, or caducous, Stipules setiform, subulate or acicular, Stipules deciduous, Stipules free, Leaves compound, Leaves odd pinnate, Leaf or leaflet margins entire, Leaflets opposite, Leaflets 5-9, Leaves glandular punctate or gland-dotted, Leaves hairy on one or both surfaces, Inflorescences spikes or spike-like, Inflorescence terminal, Bracts conspicuously present, Bracteoles present, Calyx 5-lobed, Calyx hairy, Petals separate, Corolla papilionaceous, Petals clawed, Petals pinkish to rose, Petals blue, lavander to purple, or violet, Petals bicolored or with red, purple or yellow streaks or spots, Banner petal narrow or oblanceolate, Banner petal ovoid or obovate, Wing petals narrow, oblanceolate to oblong, Wing tips obtuse or rounded, Keel tips obtuse or rounded, not beaked, Stamens 9-10, Stamens monadelphous, united below, Filaments glabrous, Style terete, Fruit a legume, Fruit unilocular, Fruit indehiscent, Fruit elongate, straight, Fruit oblong or ellipsoidal, Fruit enclosed in calyx, Fruit glabrous or glabrate, Fruit hairy, Fruit gland-dotted or with gland-tipped hairs, Fruit 1-seeded, Seeds reniform, Seeds cordiform, mit-shaped, notched at one end, Seed surface smooth, Seeds olive, brown, or black.