192 NORTH AMERICAN FLORA [Volume 24 



14. Brongniartia discolor Brand. Univ. Calif. Publ. 



Bot. 4:272. 1912. 



? Brongniartia Parryi Herasl. Biol. Centr. Am. Bot. 2: 254, in part. 1880. 



A shrub; branches densely silky-strigose ; leaves 5-10 cm. long; stipules lanceolate, 3-5 

 cm. long, deciduous; petiole less than 1 cm. long, as well as the rachis silky-strigose; leaflets 

 10-25, subcoriaceous, oblong, 1-2 cm. long, 5-10 mm. wide, appressed-silky on both sides 

 when young, densely so beneath, in age almost glabrous except the veins beneath, strongly 

 reticulate, rounded at both ends, mucronate; flowers axillary, 1-4 in each axil; pedicels 1-2 

 cm. long; bractlets ovate-lanceolate or ovate, about 6 mm. long, somewhat silky, especially 

 on the margins, or glabrate, deciduous; calyx about 1 cm. long, glabrous, the lobes lanceolate, 

 acute; corolla 14-18 mm. long; banner suborbicular, with a short claw; pod 4-5 cm. long, 

 1- 1.5 cm. wide, glabrous, 4-6-seeded; stipe nearly 1 cm. long; seeds 10 mm. long, 6 mm. wide 



Type locality: Bagre, San Luis Potosi. 



Distribution: San Luis Potosi to Jalisco and Oaxaca. 



15. Brongniartia revoluta Rose, Contr. TJ. S. Nat. 



Herb. 12: 269. 1909. 



A shrub, 6-10 dm. high; branches strigose-canescent; leaves 4-6 cm. long; stipules lanceo- 

 late, caducous; leaflets 9-15, oblong, S-18 mm. long, coriaceous, with revolute margins, not 

 strongly veined, except the midrib, glabrous or nearly so above, silky-strigose beneath; bracts 

 oblanceolate, 4 mm. long, strigose; calyx about 1 cm. long, black-strigose, the lobes lanceolate, 

 acute; corolla unknown; pod glabrous, 3-4 cm. long, 1 cm. wide, tapering at the base, 2-4- 

 seeded, its stipe very short. 



Type locality: Mount Zempoaltepec, Oaxaca. 



Distribution: Known only from the type locality. 



16. Brongniartia alamosana Rydberg, sp nov. 



A low shrub; branches finely strigulose ; leaves 1-2 dm. long; petiole about 2 cm. long, as 

 well as the rachis strigulose; stipules obliquely ovate, sometimes falcate, 8-20 mm. long; leaf- 

 lets 9-13, oval, acutish at both ends, 3-5 cm. long, 1.5-2.5 cm. wide, mucronate, strigose on 

 both sides when young, glabrate in age; flowers mostly solitary in the axils; pedicels 3-4 cm. 

 long; flowers unknown; pod 6-8 cm. long, 2-2.5 cm. wide, with a minute stipe. 



Type collected at Alamos, Sonora, 1890, E. Palmer 658 (U. S. Nat. Herb. no. 24693). 



Distribution: Type locality and vicinity. 



17. Brongniartia peninsularis Rose, Contr. U. S. Nat. 

 Herb. 12: 268. 1909. 

 A shrub, 2-3 m. high; branches densely silky-pubescent; leaves about 1 dm. long; stipules 

 broadly lanceolate, 1 cm. long; leaflets 5-13, lanceolate, acute, 1-2 cm. long, cinereous-strigose 

 on both sides; flowers axillary; pedicels 2-2.5 cm. long, strigose; bractlets small, deciduous; 

 calyx glabrous without, pubescent within, the lobes lanceolate, 4 mm. long, the upper obtuse, 

 the lower acute; corolla 1.5 cm. long; pod glabrous, shining, 4 cm. long, 1.5 cm. wide. 

 Type locality: El Potrero, Lower California. 

 Distribution: Lower California. 



18. Brongniartia strigillosa Rydberg, sp. nov. 



A shrub, 1.5 m. high; young branches finely strigillose; leaves 5-8 cm. long; stipules 

 lanceolate, 2 mm. long; leaflets 5-7, elliptic or oblong, acutish ac each end, mucronate, 1-2.5 

 cm. long, the terminal one sometimes 3-4 cm. long, glabrous above, strigillose and glabrate 

 beneath; flowers 1 or 2 in each axil; pedicels about 2 cm. long; bractlets about 8 mm. long; 

 calvx strigillose, 12 mm. long, the lobes lanceolate, acute; corolla purple, 2 cm. long; banner 

 orbicular, the other petals obliquely obovate; pod glabrous, 6 cm. long or more, probably 

 about 1.5 cm. wide when mature, 6-7-seeded. 



Type collected in the vicinity of Acapometa, Tepic, April 11, 1910, Rose, Standley i- Russell 

 14395 (U. S. Nat. Herb. no. 637272). 



