BOTANY. 



fiO 



description of Schauer in Linncca. There are only 2 or 3 pairs' of leafletSj ftud the pod is 3 — 4- 

 seeded. The vexillum, also, is destitute of glands and dots, 



Casparia, n. spJ Eocky hills near Santa Rosa, Chihuahua; Parity. An erect shrub, 2-3 

 feet high. Branches slender, flexuous, smooth. Leaflets distinct to the base, seniiovate, very 

 obtuse. 3-nerved, very smooth. Pods (old and imperfect) about 2 inches long and one-thiid 



of an inch wide 



Cercidium Texanum, Gray J PL Wi^ight. 1, p. 58* Common on the Rio Grande from El Paso 



to Eagle Pass, forming dense thickets in many places. 



Cercidium floridum, Bentli. in Gray^ I. c. {adnot.)\ Torr. in Pacify R. Road ExpL 6, p, 360, L 

 3. On the Lower Gila and Colorado rivers ; Emory y Schoit. This is the Pulo Verde of the 

 Mexicans, and the Green-bark Acacia of American travellers. 



Cassia pumilio, Gray^ PL Lindh. 2, p. 180, dt PL WrigliL 1,^. 59. Elm Creek valley, near 

 Eagle Pass, and at the mouth of the Pecos ; Scliott^ Bigelow. 



Cassia R(emeriana, Scheele in LinncBa^ 21, p. 45^ ; Gray^ PL Lindh, L c. Arroyo Zoquete 

 and gravelly hills near Rock creek ; July — September. 



Cassia BAumNioiDES, Gray^ PL Lindh. L c, & PL WrighL 1, / . 59. Sandy plains and rocky 

 situations, Leon springs and along the Rio Grande from El Paso down to Eagle Pass ; also in 

 Chihuahua, Durango, and Sonora, April — August. Leaflets but a single pair in all our speci- 

 mens. Near Presidio San Vincente Dr. Parry found a variety with the leaflets broadly ovate. 

 The same form is in Mr. Wright's collection. 



Cassia Lindheimeriana, Scheele^ L c; Gray^ L c. Dry ravines near the Flounce mountains-. 

 Between the San Pedro and the Pecos ; also along the Rio Grande, June, August. Arroyo del 

 Pozo Verde ; Schott, 



Cassia Wislizeni, Gray^ PL Wright. 1, j9. 60, & 2, p. 50. Hills and rocky places. Canon of 

 Bossecillos, on the Rio Grande ; August, Parry ^ Bigelow. San Bernardino, Sonora ; June. 



Ihurhcr, Leaflets sometimes 4 pain 

 plant,- well deserving of cultivation. 



Wright's specimens. A neat and showy 



(fl 



Wrtghtii, Gray, PL WrighL 2, p. 50. On the Rio Mimbres, New Mexico; June, 



Cassia 



Bigeloia. 



om 



n.; Torr & Gray, Fl. 1, p: 396. Comanclie springs and Leon springs ; 



the eastern plant in its narrower and more numerous seeded pods, and 

 in the stipitate glands of the petioles ; but it does not appear to be a distinct species. 



Cassia Cham^crista,. Linn.; Torr. (£ Gray, Fl. l,p. 395. Sandy places between Ringgold 

 barracks and Laredo ; June. Schott. 



1 



iiiSTOiDES, '* CoUad. Mon 



& Sclihclit. W 



the last ; Schott. 



Cassia obtusifolia, lAnn. ; Torr. d Gray, Fl. 1, p. 394. Island of the Lost Rock, in the 

 Lower Rio Grande ; SclioU. 



Parkixsoxia aculeata, Linn.; DC. Prodr. 2, p. 486. Alluvions and prairies of the Lower 

 Rio Grande, and hills of the Colorado, near Fort Yuma, California; Schoit. Fort Duncan, 



Dr. Edicarda 



Dr. Greaa. An ornamental 



prickly shrub, now cultivated or naturalized in most of the warmer parts of the world, but pro- 

 bably, as Alph. De Candolle thinks, of American origin. According to Mr. Schott it is valued 





as a rem 



MICROPH YLL.\ , TwT. in Pacif. 



