Part 3, 1923] FABACEAE: GALEGEAE 169 



as long; corolla rose-purple. 7-8 mm, long; batmer obovate, finely sericeous without, pod 

 3-4 cm. long, 2.5-3 mm. wide, minutely pilose, 7-S-seeded. 



Type locality: Altata, Sinaloa. 

 Distribution: Sinaloa and Durango. 



IX. Nitentes. Stem monopodial, fmticose; racemes terminal, rarely also in the upper 

 axils, dense. Leaves 9-13-foliolate; leaflets oblong or oblong-lanceolate, rounded at the apex, 

 acute at the base, coriaceous, silvery-silky beneath; stipules lanceolate, acuminate. Corolla 

 2 cm. long, rose-colored. Pod velutinous. 



28. Cracca nitens (Benth.) Kuntze, Rev. Gen. 175. 1891. 



Tephrosia nitens Benth.; Seem. Bot. Voy. Herald 107. 1853. 



Tephrosia nitens lanata M. Micheli, Bull. Soc. Bot. Belg. 30': 286. 1891. 



A fruticose perennial, 6-10 dm. high; sterns erect, silky-villous; leaves 1-1.5 dm. long; 

 stipules lanceolate, acuminate, silky without; petiole 1 cm. long or less, as well as the sulcate 

 rachis densely silky; leaflets 9-13, oblong or oblong-oblanceolate, rounded or retuse and re- 

 curved-apiculate at the apex, acute at the base, coriaceous, yellowish-green and glabrous 

 above, silvery-silky beneath; racemes terminal and sometimes one from the upper axil, 2-4 

 dm. long; bracts lanceolate, acuminate; calyx white-silky, the tube 3 mm. long, the lobes 

 lance-subulate, 4-5 mm. long; corolla rose colored, about 2 cm. long; banner broadly obovate, 

 silky without; wings obliquely oblanceolate, with a rounded basal auricle; pod 5-6 cm. long, 

 5-6 mm. broad, velutinous, S-10-seeded. 



Type locality: Island of Taboga, Bay of Panama. 



Distribution: Oaxaca to British Honduras and Panama; also from Colombia and Venezuela 



to Brazil. 

 Illustrations: Seem. Bot. Voy. Herald pi. 19. 



X Crassifoliae Stem monopodial; racemes terminal, dense, with very short pedicels. 

 Leaves 1-1 1-foliolate; leaflets subcoriaceous, oblong to obovate, rounded at the apex, strongly 

 ribbed beneath. Corolla rose or lilac, 12-20 mm. long. Pod velutinous. 



29. Cracca madrensis (Seem.) Kuntze, Rev. Gen. 175. 1891. 



Tephrosia madrensis Seem. Hot. Voy. Herald 280. 1856. 



Galaclia marginalis Seem Bot. Voy. Herald 280, as synonym. 1856. 



A suffruticose perennial; branches prostrate, angled, glabrous; leaves unifoliolatc; stipules 

 lanceolate or lance-subulate, about 1 cm. long; petiole 1-2 cm. long, glabrous; leaflets elliptic 

 to ovate-oblong, 2-5 cm. long, coriaceous, venose, glabrous, mucronate; racemes terminating 

 the branches, 1 0- 1 2-flowered , the peduncle and pedicels appressed-pubescent; flowers mostly 

 solitary at the nodes; calyx appressed-hairy, the tube 3 mm. long, the lobes deltoid-lanceolate, 

 acute, of about the same length; corolla 15-18 mm. long; banner broadly obovate, pubescent 

 without; wings obliquely oblanceolate, with a rounded basal auricle; pod 5-6-seeded. 



Type locality: Sierra Madre (Durango or possibly Sinaloa). 

 Distribution: Known only from the type locality. 

 Illustration: Seem. Bot. Voy. Herald pi. 61. 



30 Cracca Watsoniana Standley, Contr. U. S. Nat. Herb. 

 23: 472. 1922. 



Clitovia (?) sericea S. Wats. Proc. Am. Acad. 22: 407. 1887. 



Cracca sericea Rose, Contr. U. S. Nat. Herb. 12: 271. 1909. Not C. sericea A. Gray, 1883; nor 

 C. sericea Kuntze, 1891. 



A perennial, somewhat suffruticose at the base; stems 1-3 dm. high, densely silky, with 

 ascending or appressed hairs; leaves unifoliolate, or on vigorous plants 3-7-foliolate, with the 

 terminal leaflet larger than the rest; stipules linear-subulate, 5-10 mm. long; petiole 0.5-3 

 cm. long; leaflets linear-oblong to oblanceolate or oval, 2-8 cm. long, 1-3 cm. wide, 

 green and somewhat silky above, densely white-silky and with prominent veins beneath, 

 obtuse or rounded and mucronate at the apex, obtuse or rounded at the base; racemes 



