BOTANY. 



41 



OXALIDACE^. 



OxALis BEiiLAXDiERr (o-sp.).' caiilesccns, pilosa ; foliis trifoliulatis, foliolis oblongis v. obovato- 

 oMongis plerumqiie emarginatis terminali valde pefiolulato ; peduncuHs axillaribiis subtermi- 

 iialibusque 3 — 5-flori8 folium suba}cj[UHntibus ertv^is ; petalia flavis. Sandy places in the 



prairies between Laredo and Ringgold Barracks, June; Schott. Rio Nueces, J5erZant/ier, No. 

 1094 and 2524. Stems arising from a slender subterranean rliizonia, erect, 4 — H inches high, 

 branching towards the bu&u. Lateral leaflets 3 — 4 lines, terminal 5—6 lines lung. Filaments 

 unequal, .") of them bairy, twice as long as tbe alternate smooth ones. Cells of the ovary about 

 4-ovulod. Capsule subglobose-ovate, scarcely as long as the sepals, strun<^ly 5-angled ; the cells 

 one-seeded. Seeds strongly tuberculose-ribbed. Allied to 0. psoralcoides. The only specie's of 

 tliis 5?<H'tion hitherto found within the limits of our Flora. 



OxALis mcnoNDR^EFOLiA, Gray, Fl. JVngJd. l^p, 27- Sides of dry, calcar'-ms hills near the 



lower Rio Grande ; ScholL Plains of Los Muros ; Bigelow. 



OxALis Drummondii, Gray, PL Wright. 2, p. 25. 0. vespertilionis, Torr. <t Gray, FL l^p. 



CT'J. Plains between the Leona and lower Rio Grande; also in Sonora, near the San Pedro 

 river. 



OxALis vroLACEA, Luiii. ; Torr. <& Gray, PL l^p. 211. Between the Pecos and Devil's river and 

 the Rio Grande ; Copper Mines, New Mexico ; Bigelow, Parry. 



Usually taller than the eastern 



more 



OxALis WRiGHrir, Gray, PL Wright. 1, p. 27, (& 2, />. 25. Near Rock Creek, and Presidio 

 del Norte, July — August ; Bigefow. Santa Cruz valley, f^^nora ; Tliurher. 



OxALis DECAPUYLLA, H, B. K. \ Gray, L c. 2, p. 25. Copper Mines, New Mexico, August ; 



Bigelmo. 



OxALis STRICT A_, Xtww. ; Torr. Fl. N. Yorlc^ 1, p. 123. Rocks along the Leona and sandy 



•November. 



GERANIACEiE. 



Geran^ium Carolinianum, Linn.; Torr, d Gray, FL l^p. 207. Central and western Texas; 

 also in Chihuahua and various parts of California. 



Geranium cj^^'^iiu^um, James; Gray, Fl. Fendl. p. 25. Organ mountains; Bigelow. Hills 

 at the Copper Mines, June — August ; Bigelow, Thurher. " Flowers usually purple, hut 

 sometimes quite white." Thnrher. 



Erodium Texan^m, Gray, Gen. 111. 2, t. 151. Northern New MexicO; western Texas and 

 borders of the Gila. 



Erodiitm cicutariu-M, Herit. ; DC. Prodr. \, p. 646. Common in New Mexico and throughout 

 Sonora and California ; probably introduced by the Spaniards. 



Erodium iiACROPHYLLUM, Hooh. dc Am. Bot. Beechey,p. 327. California, (station not recorded,) 

 Parry. The leaves in our specimens are much smaller than they are described by Hooker & 

 Arnott, being scarcely more than an inch long. 



6k 





