104 NORTH AMERICAN FLORA [Volume 24 



139. Parosela sessilis (A. Gray) Rydberg. 



Dalca Wislizeni sessilis A. Grav, Proc. Am. Acad. 16: 105. 1880. 

 Parosela Wislizeni sessilis Vail, Bull. Torrey Club 24: 15. 1897. 



A shrub, 5-10 dm. high; branches finely puberulent and minutely glandular-dotted; 

 leaves 1-3 cm. long; stipules subulate; rachis short-pubescent; stipels gland-like; leaflets 13-21, 

 oblong, sparingly pilose or glabrate above, densely and finely pubescent beneath, 2-3 mm. long; 

 spikes sessile at the end of short leafy branches, dense, 1-2.5 cm. long; bracts narrowly lan- 

 ceolate, attenuate, nearly equaling the calyx; calyx-tube broadly turbinate, 3 mm. long, 

 densely pilose, 10-ribbed, with a row of glands in the intervals; lobes filiform from a triangular 

 base, plumose, often with a pair of subulate gland-like lobes; corolla rose-colored with the 

 banner white or yellowish, the petals with a gland near the apex; blade of the banner rounded - 

 cordate, nearly 4 mm. long; blades of the wings 5 mm. long, those of the keel-petals 6 mm. long, 

 the claws of both 3 mm. long; pod densely pubescent and with a few glands above, glabrate 

 below. 



Type locality: New Mexico. 



Distribution: New Mexico and Arizona to Durango and Sonora. 



140. Parosela leucosericea Rydberg, sp. nov. 



A shrub, 5 dm. high or more; branches erect, densely villous; leaves 1.5-3 cm. long, densely 

 sericeous-villous; leaflets 9-11, broadly oval, 5-10 mm. long, mucronate; stipules subulate; 

 spikes oblong, 2-3 cm. long, subsessile, 1 cm. thick; bracts lanceolate, silky-villous, equaling 

 the calyx; calyx-tube turbinate, 3 mm. long, densely long-villous; lobes subulate-filiform, 

 equaling the tube, long-villous; corolla rose-colored, or the banner yellow; blade of the banner 

 3 mm. long, rhombic-cordate; blades of the wings 4 mm. long, those of the keel-petals 5 mm. 

 long; pod villous above, glabrate towards the base. 



Type collected on hills near Tula, Oaxaca, May 20, 1906, Pringle 13866 (U. S. Nat. Herb. no. 

 462420). 



141. 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 sericeous- 

 tomentose; 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 rhombic- 

 ovate, 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. 



142. Parosela eriophylla (S. Wats.) Rose, Contr. U. S. 

 Nat. Herb. 10: 106. 1906. 



Dalea eriophylla S. Wats. Prod. Am. Acad. 17: 340. 1882. 



A dwarf shrub, 1-2 dm. high or less, much branched, very leafy; branches tomentose; 

 leaves less than 1 cm. long; stipules subulate, 1 mm. long; leaflets 3, oblong or obovate-oblong, 

 about 3 mm. long, thick, densely white-villous; spikes sessile, head-like; bracts ovate to spatu- 

 late, acute, densely villous; calyx-tube broadly turbinate, 2 mm. long, densely villous, 10- 

 ribbed; lobes subulate-filiform, 2.5 mm. long; corolla rose-colored; petals often with a gland 

 near the apex; blade of the banner round-cordate, 3 mm. long, 4 mm. broad, with many small 



