CATALOGUE. 249 



SAURURE.E. 



ANEMorsis Californica, Hook. — New Mexico, Arizona, and Nevada 

 (554, 88). This is the Yerba de Mansa of the Mexican population. 



JUGLANDE^. 



Juglans Californica, Watson (Proc. Amer. Acad, x, p. 349). — Floccose- 

 tomentose or glabrous ; leaflets 5-8 pairs, oblong-lanceolate, usually tapering 

 upward to a point, somewhat falcate, obscurely crenate-serrate, 2-3' long; 

 "male aments 4-8' long, often in pairs; sepals acute or obtuse, veined, 1£" 

 long; stamens 30-40, the anthers a line long, with the apex of the connective 

 very short and bifid; fruit globose, slightly compressed, 5— 1' in diameter: 

 nut shallowly sulcate, the walls rather thin and with two broad cavities 

 upon each side (J. rupestris, var. major, Torr. in Sitgreavec's Report, p. 171, t. 

 16)." From the imperfect character of my own material, I have had to 

 quote the above largely from Mr. Watson's description. Tree 20 feet high, 

 and bark somewhat resembling that of the White Walnut. — Southern Ari- 

 zona, at 5,500 feet (No. 276). 



CUPULIFER.E. 



By Dr. George Engelmann. 



Quercus undulata, Torr. Ann. Lye. N. Y. 2, p. 248, t. 4 ; Engelm. in 

 Trans. St. Louis Acad. 3, 382, 392.— A scrubby White Oak of the Rocky 

 Mountains and through Arizona, with annual maturation, very variable in 

 foliage, and to some extent also in stature and habit; leaves from 3-4' to 1' 

 or less in length, bluntly lobed or even pinnatind to spinous-dentate or 

 entire, deciduous to persistent, always downy below, at last glabrate above; 

 anthers 6-8, small, glabrous; stigmas sessile or on short styles; acorns sub- 

 sessile, or on shorter or longer peduncles; cups deep, scales generally tumid, 

 nut oblong, sometimes elongated, sweet. 



Var. Gambelii, Engelm. 1. c; Q. Gambelii, Nutt. — A bush or small tree, 

 with larger, bluntly lobed (lobes often retuse or notched), dark green, 

 deciduous leaves, and commonly larger elliptic nuts, in deep, strongly 

 tuberculated cups. — Collected by the different Expeditions over the whole 



