STANDLEY TKEES AND SHRUBS OF MEXICO. 459 



long, 1 cm. thick ; calyx silky-vlllous ; petals rose-colored, or the banner yellow- 

 ish ; fruit densely villous above. 



62. Parosela oaxacana Rose, Contr. U. S. Nat. Herb. 10: 104. 1906. 

 Oaxaca ; type from Sierra de San Felipe. 



Shrub, 1 to 2 meters high, with fiuely soft-pubescent branches ; leaflets 13 to 

 31, narrowly oblong, 6 to 9 mm. long, finely pubescent when young ; spikes dense, 

 1 to 3 cm. long, 1 cm. thick ; calyx silky-pubescent ; petals rose-purple ; fruit 

 sparsely pubescent above. 



63. Parosela tsugoides Rydb. N. Amer. Fl. 24: 102. 1920. 

 Oaxaca ; type from the Valley of Oaxaca. Guatemala. 



Shrub, 1 meter high, with finely villous reddish branches; leaflets 13 to 23, 

 oblong, 2 to 3 mm. long, pubescent ; spikes 2 to 3 cm. long, 1 cm. thick ; calyx 

 densely pilose; petals dark purple; fruit pubescent. 



64. Parosela versicolor (Zucc.) Rydb. N. Amer. Fl. 24: 102. 1920. 

 Dalea versicolor- Zucc. Flora 15 ^: Beibl. 1 : 69. 1832. 



Oaxaca and Chiapas. 



Slirub, 1 meter high, with villous branches ; leaflets 15 to 21, oblong, 4 to 7 mm. 

 long, glabrous above, finely pubescent beneath ; spikes 3 to 5 cm. long, 1.5 cm. 

 thick ; calyx pilose ; banner white or ochroleucous, the other petals rose-purple ; 

 fruit densely pubescent. 



65. Parosela sessilis (A. Gray) Rydb. N. Amer. Fl. 24: 104. 1920. 

 Dalea icislizeni sessilis A. Gray, Proc. Amer. Acad. 16: 105. 1880. 

 Sonora to Durango. New Mexico (type localitj') and Arizona. 



Shrub, 0.5 to 1 meter high, with finely puberulent branches ; leaflets 13 to 21, 

 oblong. 2 to 3 mm. long, densely pubescent beneath, sparsely pilose or glabrate 

 above; spikes 1 to 2.5 cm, long; calyx densely pilose; banner white or yellow- 

 ish, the other petals rose colored ; fruit densely pubescent. 



66. Parosela megalostachys Rose; Rydb. N. Amer. Fl. 24: 102. 1920. 

 Baja California ; type from San Esteban. 



Shrub, 1 meter high or more, with villous branches; leaflets 7 to 13, obovate, 

 8 to 10 mm. long, densely sericeous ; spikes dense, 3 to 5 cm. long, 1.2 to 1.5 cm. 

 thick ; calyx densely silky-pilose ; petals rose-colored ; fruit villous. 



67. Parosela wislizeni (A. Gray) Vail, Trans. N. Y. Acad. Sci. 14: 34. 1894. 

 Dalea wislizeni A. Gray, Mem. Amer. Acad. II. 4: 32. 1849. 



Chihuahua to Durango and Guanajuato ; type from the Sierra Madre west of 

 Chihuahua. 



Shrub, 0.5 to 1 meter high, with villous-canescent branches ; leaflets 15 to 23, 

 oblong, 3 to 6 mm. long, obtuse, densely villous-sericeous ; spikes dense, 2 to 5 

 cm. long; calyx silky-villous ; petals light rose or nearly white; fruit densely 

 villous. 



68. Parosela sanctae-crucis Rydb. N. Amer. Fl. 24: 103. 1920. 

 Sonora and Chihuahua ; type from Santa Cruz, Sonora. Arizona. 



Shrub, 0.5 to 1 meter high, with short-pubescent branches; leaflets 13 to 15, 

 oblong, 3 to 5 mm. long, short-pubescent beneath, pilose or glabrate above; 

 spikes dense, 1 to 2 cm. long ; calyx densely pilose ; petals rose colored ; fruit 

 pilose above. 



69. Parosela leucantha Rydb. N. Amer. Fl. 24: 103. 1920. 

 Tepic and Jalisco ; type collected in Tepic. 



Shrub, 1 meter high, with finely short-pubescent branches ; leaflets lance- 

 oblong, 2 to 4 mm. long, acute, short-pubescent; spikes dense, 2 to 7 cm. long; 

 calyx pilose ; petals white ; fruit densely pubescent above. 



