52 NORTH AMERICAN FLORA [Volume 24 



crisp-hairy on the ribs and lobes; tube turbinate, strongly ribbed, nearly 2 mm. long, glandular- 

 punctate between the ribs; lobes lanceolate, equaling the tube, acutish; corolla deep-purple; 

 blade of the banner cordate, truncate, 2 mm. long, a little longer than the claw; wings and keel- 

 petals inserted towards the base of the staminal tube, the blades 4.5-5 mm. long, the claws 1.5 

 mm. long. 



Type locality: Guanajuato. 



Distribution: Known only from the type locality. 



4. Parosela pueblensis (Brand.) Rydberg. 



Dalea pueblensis Brand. Univ. Calif. Publ. Bot. 4: 86. 1910. 



A slender annual; stem erect, 1-3 dm. high, glabrous, purple-tinged, sparingly glandular- 

 dotted, branched; leaves 1.5-2 cm. long, glabrous; stipules minute, subulate; rachis sparingly 

 puberulent or glabrate; stipels minute, subulate; leaflets 7-9, oblong or obovate, 3-4 mm. long, 

 the terminal one larger, 6-8 mm. long, glabrous, glandular-dotted only along the margins be- 

 neath; peduncles opposite the leaves, very lax, 1-3 cm. long; racemes very lax, 4—10 cm. long, 

 10-15-flowered; bracts ovate, 2 mm. long, long-acuminate, dark, denticulate, persistent; pedi- 

 cels 1 mm. long or less; calyx-tube turbinate, nearly 2 mm. long, strongly 10-ribbed, hispidu- 

 lous on the ribs, minutely glandular-dotted between; lobes ovate, acuminate; corolla rose- 

 purple; blade of the banner reniform, scarcely 1 mm. long, 2 mm. broad, the claw 1.5 mm. long; 

 blades of the wings and keel-petals fully 2 mm. long, the claws 1 mm. long; pod pubescent. 



Type locality: Coxcatlan, Puebla. 

 Distribution: Puebla. 



5. Parosela Palmeri Rose, Contr. U. S. Nat. Herb. 8: 304. 1905. 

 A low shrub, less than 1 m. high, with slender branches, glabrous or nearly so, glandular- 

 punctate; leaves 2-4 cm. long; stipules minute, subulate; petioles 3-5 mm. long; rachis glan- 

 dular-punctate; leaflets 11-21, elliptic or obovate, about 2 mm. long, retuse, glabrous, glandu- 

 lar-punctate beneath; peduncles 1-5 cm. long, slender; racemes lax, 4-6 cm. long; rachis gla- 

 brous; bracts lanceolate, acuminate, glabrous, slightly glandular-serrate, caducous; pedicels 

 less than 1 mm. long; calyx crisp-hairy on the ribs and lobes; tube turbinate, strongly 10- 

 ribbed, 1.5 mm. long, glandular-punctate between the ribs; lobes shorter than the tube, the 

 upper 4 ovate, obtuse, the lowest one lanceolate and slightly longer; petals ochroleucous, 

 tipped and margined with purple, somewhat glandular-punctate; blade of the banner reniform, 

 1 mm. long and 2 mm. broad, the claw 1 mm. long; blades of the wings and keel-petals 2.5-3.5 

 mm. long, the claws fully 1 mm. long; pod broadly obliquely obovate, glandular-punctate, 

 nearly equaling the calyx. 



Type locality: Alamos, Sonora. 

 Distribution: Sonora and Sinaloa. 



6. Parosela procumbens (Moc. & Sesse) Rose, Contr. U. S. Nat. 

 Herb. 8:304. 1905. 



Dalea procumbens Moc. & Sesse; DC. Prodr. 2: 246. 1825. 



A perennial, with a thick woody base; stems many, prostrate, much branched, 3-5 dm. 

 long, reddish, pilose; leaves divergent, 2-3 cm. long; stipules lanceolate; petioles very short; 

 rachis pilose, glandular-punctate; stipels small, subulate; leaflets 15-21, oval or obovate, gla- 

 brous, 2-3 mm. long, crenulate, minutely glandular-punctate beneath, conspicuously so on the 

 margins; peduncles short, about I cm. long; racemes dense, 1-2 cm. long; bracts lanceolate, 

 acuminate, glabrous; calyx-tube turbinate, strongly 10-ribbed, densely pilose on the ribs, 3 

 mm. long; lobes ovate, acute, about equaling the tube; corolla bright-purple; blade of the ban- 

 ner transversely oval, truncate, 2 mm. wide, 3.5 mm. broad, the claw nearly 2 mm. long; 

 wings and keel-petals inserted towards the base of the staminal tube, the blades 3.5-4 mm. 

 long, the claws 1.5 mm. long; pod shorter than the calyx, broadly obovate, with a short beak, 

 puberulent and glandular-punctate. 



Type locality: Chiapas. 

 Distribution: Jalisco to Chiapas. 

 Illustration: Moc. & Sesse, Calq. Dess. pi. 229. 



