176 NORTH AMERICAN FLORA [Volume 24 



strigose, the tube 3 mm. long, the lobes deltoid, abruptly acuminate, 2 mm. long; coiolla 



12-15 mm. long; banner rounded-obovate, silky on the back; wings with a small basal auricle; 



pod densely silky-pubescent. 



Type locality: Tepic. 



Distribution: Known only from the type locality. 



50. Cracca onobrychoides (Nutt.) Kuntze, Rev. Gen. 175. 



1891. 



Tephrosia onobrvchvides Nutt. Jour. Acad. Phila. 7: 104. 1834. 



Ttphrosia multiflora Featherman, Rep. Hot. Surv. Louisiana 1870: 73. 1871. 



A perennial herb, with a somewhat woody base; stem erect, rather stout, somewhat 

 flexuose, striate, usually densely pilose with spreading oi reflexed hairs; leaves 1-2 dm. long; 

 stipules 8-15 mm. long, linear-lanceolate, olten persistent; petiole 1-3 cm. long; rachis pilose; 

 leaflets 11-25, elliptic, oblong, or oblanteolate, obtuse or rounded, or slightly retuse and 

 mucronate at the apex, 2-5 cm. long, 'J— 1 S mm. wide, silky-pilose on both sides or glabrate 

 above, racemes mostly opposite the leaves, elongate, including the rusty pilose peduncle 3-6dm. 

 long; bracts 5 mm. long, linear-subulate; flowers many, 1-4 at each node; calyx pilose, the 

 tube 2 mm. long, the lobes 2~i mm. long, lanceolate or lance-subulate, acuminate; corolla 

 white, turning scarlet, 15 mm. long; banner strigose on the back, rounded-obovate; wings 

 slightly shorter, oblanceolate, with a small basal auricle; pod 3-5 cm. long, 5-6 mm. wide, 

 acute, somewhat falcate, puberulent or hispidulous, 6-8-seeded. 



Type locality: Plains of the Arkansas. 



Distribution: Alabama to Oklahoma and Texas. 



51. Cracca calif ornica Rydberg, sp. nov. 



A peiennial, somewhat woody at the base; stems branched, somewhat angled, finely 

 pilose with spreading short hairs, often purple-tinged; leaves 10-15 cm. long; stipules subulate, 

 reflexed or spreading, S-10 mm. long; petiole 1.5-3 cm. long; rachis pilose; leaflets 15-19, 

 oblong, acute at each end, mucronate, strongly veined beneath, 2-i cm. long, 6-8 mm. wide, 

 glabrate above, short-pilose beneath; racemes lax, including the peduncle 1-2 dm. long; 

 flowers 1-3 at each node; bracts subulate; calyx densely pilose, the tube 2 mm. long, the 

 lobes lance-subulate, 3 mm. long, acuminate; corolla ochroleucous, or the banner tinged 

 with purple, 12 mm. long; banner rounded-obovate, pilose on the back; wings obliquely 

 oblanceolate, with a small basal auricle; pod about 5 cm. long or more, 4-5 mm. wide, about 

 12 seeded. 



Type collected at Mesa Verde, Lower California, in 1899, T. S. Brandegee (herb. N. Y. Bot. 

 Card.;. 



52. Cracca cana (Brand ) Rydberg. 



Tephrosia cana Brand. Proc. Calif. Acad. II. 3: 126. 1891. 



A perennial, shrubby below; stem 6-9 dm. high, strigose-canescent; leaves 8-15 cm. 

 long; stipules often deflexed, 3-5 cm. long, subulate; petiole 1-3 cm. long; rachis strigose; 

 leaflets 11-21, oblong-elliptic, acute at each end, 3-4 cm. (according to the original description 

 up to 8 cm.) long, green and sparingly silky above, grayish-silky beneath; racemes including 

 the peduncle 1.5 dm. long or more, rather lax, many-flowered; flowers 1 or 2 at each node; 

 bracts lance-subulate; calyx silky-pubescent, the tube 2.5-3 mm. long, the lobes lance subulate, 

 3-4. mm. long; corolla ochroleucous, sometimes turning purplish, 12-15 mm. long; banner 

 rounded-obovate; wings broadly obliquely oblanceolate; pod 6-8 cm. long, 4 mm. wide; 

 seeds 5 mm. long, 3 mm. broad. 



Type locality: Sierra de la Laguna, Lower California. 



Distribution : Lower California. 



53. Cracca texana Rydberg, sp. nov 



A perennial herb; stem 5-10 dm. high, erect, strict, terete, strigose; leaves 1-1.5 dm. 

 long; stipules lance-subulate, 10-15 mm long; petiole 1-3 cm. long, as well as the rachis 



