WOOTON AND STANDLEY FLORA OF NEW MEXICO. 



591 



1. Adenostegia wrightii (A. Gray) Greene, Pittonia 2: 180. 1891. 



Cordylanthus wrightii A. Gray in Ton-. XJ. S. & Mex. Bound. Bot. 120. 1859. 



Type locality: " Prairies, from 6 to 30 miles east of El Paso, Western Texas." 



Range: Western, Texas to Arizona. 



New Mexico: Tunitcha Mountains; Farmington; Gallup; Zuni Reservation; San 

 Lorenzo; Ramah; Mogollon Mountains; Bear Mountain. Dry plains and hills, in the 

 Upper Sonoran Zone. 



A decoction of this plant is used by the Navahos as a cure for syphilis. 



18. CASTILLEJA Mutis. Painted cup. 



Annual or perennial herbs, 80 cm. high or mostly less, often parasitic on the roots 

 of other plants; leaves alternate, simple or lobed; flowers in terminal spikes, sub- 

 tended by conspicuous, often bright-colored bracts; calyx of almost wholly united 

 sepals, the tube laterally compressed; corolla often highly colored, strongly 2-lipped, 

 the upper lip arched, the lower very short; stamens 4, inclosed in the upper lip of the 

 corolla, the anther sacs unequal, the outer attached at the middle, the inner pendu- 

 lous by its apex; stigma entire or.2-lobed; capsules loculicidal; seeds reticulated. 



KEY TO THE SPECIES. 



Annuals. 



Upper leaves and bracts linear; plants slender 1 . C. minor. 



Upper leaves and bracts lanceolate; plants stout 2. C. exilis. 



Perennials. 



Galea less than 3 times as long as the lip, rarely half as long 



as the corolla tube; bracts mostly yellow or brownish. 



Leaves pinnately divided, at least the upper ones; 



bracts reddish, entire or lobed. 



Plants lanuginous throughout; corolla scarcely 



surpassing the calyx 3. C. Jineata. 



Plants not lanuginous; corolla much exceeding the 



calyx 4. C. sessiliflora. 



L< aves entire; bracts entire or slightly lobed, tinged 

 with yellow. 

 Plants low, 5 to 15 cm. high; corolla less than 2 cm. 



long 5. C occidentals. 



Plants taller, 20 to 40 cm. high; corolla usually 

 more than 2 cm. long. 

 Plants darkening in drying or turning blight 

 bluish green; leaves merely acute, 



lanceolate or elliptic 6. C. luteox art ns. 



Plants usually not darkening in drying; leaves 

 long-attenuate or- acuminate, linear- 



lanreohite 7. C. sulphurta. 



Galea Bevera] tunes longer than the lip, usually at least 

 two-thirds as long as the corolla tube; bracts scarlet, 

 crimson, or rose. 

 Calyx cleft mud deeper in front than behind 



Upper leaves lanceolate, 3-nerved, usually entire. 8. C wootoni 



All the leaves linear, L-nerved, pinnatifid 9. ( linariae/olia. 



Calyx about equally cleft before and behind. 

 St in i \ Ulous canescen.1 or densely woolly. 



Planl ; densely \\ bite-woolly throughout; 



Leaves lanuginous on both surfaces. . . 10. (intuitu. 

 Plants villous-canescent; leaves glabrous on 

 • tiie upper surface 1 1 . C.inUgra. 



