Tephrosia major Micheli

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 velutinous; 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 terminal, 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 grayish-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.