CATALOGUE. 209 



suborbicular ; stems flexuose. — Arizona." — (Watson in Wheeler's Prelim- 

 inary Report, 1874, p. 14.) 



Lycium pallidum, Miers.— Fruit eaten, but insipid. El Puerco, N. 

 Mex., at 5,000 feet altitude, on dry gravel soils or mesas (90). 



Lycium Andersonii, Gray, var. Weightii, Gray.— The variety is only 

 a more leafy, fewer- and smaller-flowered, spiny form of the species. — Camp 

 Bowie, Ariz. (448). Nevada. 



Datura meteloides, DC. — Perennial, 2-4° high, whitish from a 

 very close soft pubescence; calyx (flowering) 2-4' long, 6-8" in diameter; 

 corolla pale blue, regularly funnel-shaped, 6-9' long and about 5' in 

 diameter across the mouth, with 5 slender, delicate lobes 6-12" long. 

 Capsule prickly, nodding on a short peduncle, when ripe opening irregu- 

 larly ; seeds surrounded with a cord-like margin. This is the common 

 Datura Wrightii of the gardens.— Common in the southern and south- 

 western part of the United States, and extending into Mexico — Camp 

 Grant, Ariz. (381). 



Nicotiana trigonophylla, Dunal. — Usually rather slender, 2° high, 

 from a hardened or woody base. Viscidly pubescent ; leaves lanceolate- 

 oblong, obtuse or acute, tapering to a petiole, or dilated auriculate at base ; 

 flowers pedicellate, somewhat unilateral by a curve in some of the pedicels, 

 greenish or yellowish- white, about 1' long; orifice often a little constricted; 

 lobes short, spreading slightly ; calyx-lobes variable, from narrowly to 

 broadly triangular. — Camp Crittenden, Southern Arizona, at 5,000 feet alti- 

 tude. No. 354, from Cottonwood, Arizona, appears to be a form of this 

 species, but has longer, narrower calyx-lobes, and much more spreading 

 and acute lobes to the corolla. It is withal also a much more branching 

 plant. 



Nicotiana attenuata, Torr.— Nevada and Utah. 



SCROPHULARINE^. 

 By Prof. T. C. Porter. 



Verbascum Thapsus, Linn. (Gray's Man. p. 325). — Utah, 1871, 1872, 

 Watson's Report. 



Antirrhinum maurandioides, Gray (Proc. Am. Acad. 7, p. 376. 



14 BOT 



