170 NORTH AMERICAN FLORA (Volume 24 



terminal, 5-18 cm. long; flowers 1-3 at each node; bracts subulate; calyx white-silky, 

 the tube 3 mm. long, the lobes deltoid, lanceolate, long-acuminate, 4—5 mm. long; 

 banner broadly obovate, villous on the back; wings broadly oblanceolate; pod 4-5 cm. 

 long, about 5 mm. wide, densely short-silky with at first appressed, later spreading hairs, 

 6-8-seeded; 



Type locality: Rio Blanco, Jalisco. 



Distribution: Tepic and Jalisco to Guerrero. 



31. Cracca Micheliana Standley, Contr. U. S. Nat. 

 Herb. 23: 472. 1922. 



Tephroiia major M. Micheli, Mem. Soc. Geneve 34: 251. 1903. 



Qracca major Rose, Contr. U. S. Nat. Herb. 12: 270. 1909. Not C. major Alef. 1861. 



A suffruticose perennial; stem erect, about 1 m. high, angled, velutinous, with dark 

 hairs; leaves 1-5-foliolale; stipules deciduous; petiole 1-3 cm. long, as well as the rachis velutin- 

 ous; leaflets coriaceous, oblong, elliptic, or oblong-oblanceolate, obtuse at each end, glabrate 

 and shining above, densely white-tomentose and with stiong veins beneath, the terminal 

 one 7-20 cm. long, 2-6 cm. wide, the lateral ones 4-10 cm. long, 2-4 cm. wide; racemes ter- 

 minal, simple or with a single branch in the uppermost axil, 1.5-3 dm. long, many-flowered; 

 bracts short, 3-5 mm. long, linear or lanceolate, caducous; flowers 2-4 at each node; calyx gray- 

 ish-tomentose, the tube 4 mm. long, the lobes lanceolate, 4 mm. long; corolla pale-lilac, 2 cm. 

 long; banner orbicular, emarginate, densely villous without; wings obliquely oblanceolate, 

 with a small, rounded basal auricle; pod about 4 cm. long, 7-8 mm. wide, turgid, tomentose, 

 6-8-seeded; seed suborbicular, w-ith a short funicle. 



Type locality: El Ocote, Guerrero or Michoacan. 



Distribution: Known only from the type locality. 



Illustration: Mem. Soc. Geneve 34: pi. 4. 



32. Cracca diversifolia Rose, Contr U. S. Nat. Herb 

 12:270 1909. 



? Balboa diversifolia Liebm. Vidensk. Meddel. 1853: 107. 1854. 



A suffnitescent perennial, cespitose; stems less than 1 m, high, finely tomentose; leaves 

 1-5-foliolate; stipules lance-subulate, 8-10 mm. long; petiole 0.5 cm. long or less; leaflets 

 oblong or oblanceolate, obtuse or rounded at the apex, obtuse or acutish at the base, cori- 

 aceous, glabrate and green above, white- or gray-tomentose and strongly veined beneath, 

 the terminal one 6-10 cm. long, 2.5-5 cm. wide, the lateral ones 3-5 cm. long; inflorescence, 

 a dense terminal raceme, 1-2 dm. long, often with a few short branches below; flowers usually 

 several at each node; bracts ovate; calyx densely short-villous, subvelutinous, the tube about 

 5 mm. long, the lobes ovate or broadly lanceolate, acuminate, 7 mm. long ; corolla violet, 

 18-20 mm. long; banner orbicular, silky-villous on the back; wings obliquely oblanceolate; 

 pod velutinous, 4-5 cm. long, 7 mm. broad, 5-6-seeded; seeds orbicular, with a short funicle. 



Type locality: Near Uruapan, Michoacan. 



Distribution : Michoacan. 



33. Cracca platyphylla Rose, Contr. U S Nat. Herb. 

 12:^270. 1909. 



A suffruticose perennial; stem about 3 dm. high, densely villous; leaves unifoliolate; 

 stipules lanceolate, densely villous, about 1 cm. long; petiole very short, villous; leaflets broadly 

 oblong to obovate, 4-7 cm. long, 2-4 cm. wide, coriaceous, rounded or retuse at the apex, 

 rather densely silky above when young, but soon glabrate, white villous-tomentose beneath; 

 inflorescence short, compact, terminal or rarely with a branch in the uppermost axil; bracts 

 lanceolate, very villous; calyx densely white-villous, the tube 5 mm. long, the lobes broadly 

 lanceolate, acuminate, 7-8 mm. long; corolla rose-red, 15 mm. long; banner suborbicular, 

 silky-villous without; wings broadly obliquely oblanceolate; pod not known. 



Type locality: Pine woods between Mascota and San Sebastian, Jalisco. 



Distribution: Known only from the type locality. 



