592 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



Stems neither villous-canescent nor lanuginous. 

 Leaves, at least the upper ones, pinnately cleft 

 like the bracts. 

 Galea much longer than the tube of the 



corolla 12. C. eremophila. 



Galea shorter than the tube of the corolla. 

 Plants glabroua up to the inflores- 

 cence; bracts rose-colored 13. C. haydeni. 



Plants hirsute or villous throughout; 



bracts scarlet to crimson 14. C. angustifolia. 



Leaves entire or the uppermost slightly 3- 

 lobed. 

 Leaves mostly linear, conspicuously 



pubescent 15. C. organorum. 



Leaves linear-lanceolate or broader, mi- 

 nutely puberulent or glabrous. 

 Bracts crimson or purplish. 



Bracts mostly entire, if lobed 

 with an obtuse middle 

 lobe; stems glabrous or 



nearly so 16. C. lauta. 



Bracts 3-cleft with lanceolate 

 lobes; stems hirsute or vil- 

 lous throughout 17. C. trinervis. 



Bracts scarlet or nearly so. 

 Bracts usually entire, rarely with 

 2 linear lobes, obtuse; stems 



with spreading pubescence 18. C.austromontana. 



Bracts all lobed, the lobes often 



narrow, acute or obtuse; stems 



with spreading or appressed 



pubescence. 



Pubeecence spreading, rough; 



bracts much divided; plants 



branched above 19. C. inconstans. 



Pubescence weak or appressed, 

 not spreading; bracts spar- 

 ingly lobed; stems simple. . . 20. C. confum. 



1. Castilleja minor A. Gray, in Brewer & Wats. Bot. Calif. 1: 573. 1876. 

 Castilleja affinis minor A. Gray in Torr. U. S. & Mex. Bound. Bot. 119. 1859. 

 Type locality: Near the Copper Mines, New Mexico. 



Range: Southern New Mexico and Arizona and adjacent Mexico. 

 New Mexico: Mogollon Mountains; Animas Creek; Santa Rita. Upper Sonoran 

 Zone. 



2. Castilleja exilis A. Nels. Proc. Biol. Soc. Washington 17: 100. 1904. 

 Castilleja stricta Rydb. Mem. N. Y. Bot. Gard. 1: 354. 1900, not DC. 1846. 

 Type locality: Ruby Valley, Nevada. 



Range: Washington and Montana to Nevada and northwestern New Mexico. 

 New Mexico: Aztec; Farmington. Wet ground, in the Upper Sonoran Zone. 



3. Castilleja lineata Greene, Pittonia 4: 151. 1900. 



Type locality: Moist slopes near Pagosa Springs, southern Colorado. 

 Range: Colorado and northern New Mexico. 



New Mexico: Chama; Dulce; Canjilon; Vermejo Park. Wet meadows, in the 

 Transition Zone. 



