I 



f 





BOTANY. 



55 



inclies long. Flowers nearly one-tlilrd of an incli long. IT. niidiflora, Kutt, sceniR hanlly 

 distinct from tliis species. In IT. ruLella we find on the same specimens nomo peduncles with 

 unifoliolate Lracts, and others in which the bracts are reduced to minute gland-like scales. 



HosACKiA PUBERULA, BeutJi. PL Hartw. p, 305; Gray, PL jrHyht. 1, p. 50; Torr, Bl. 

 Parke in Pacific B. lioad ExpL 7, p. 10, t. 4. Western Texa^, Kew Mexico, Chihuahua, 

 Souora and California. 



■ 



H. PUBERUTJL, var. NANA, etc, Gray J I. c. Organ mountains, New Mexico, Bxgdoio, Ojo do 



Vaca, Chihuahua ; Thurher, — II. Wrightii, Gray seems to pass into this species. A variety 

 with obovate leaflets was found by Schott, in the valley of the Gila^ and by Captain E. K. 

 Smith, in Sonora. 



HosACKiA PuRSBiANA, Benth.; Torr. & Gray^L c. Between Tucson and the Kio Gila, Sonora, 

 March — September ; Parry y Thurher. Monterey, California ; Parry. Varies with the upper, 

 and sometimes all the leaves unifoliolate, w^hen it is the 11. unifoliolata, Ilooh. FL Bor.-Jin. 

 1,^. 135. This synonym was inadvertently overlooked in the Flora of North America, as it 

 was also by Hooker in noticing the same form in PL Geyer. — (See Lund. Jour. Bot, 7. p- 210.) 



HosACKiA MAKiTLMA, Nittt. iti Ton\ d Gray, FL 1, p. 326. San Isabel, California, May ; 



llixirher. 



HosACKiA SUBPINNATA, Torv. & Gray, L c. ; Benth. PL Ilariw. p. 30G. San Isabel, California, 

 May ; Thurher. H. Wrangeliana should probably be united to this species. 



HosACKiA BRACHTCARPA, Bcuth. L c. Sonora ; Thurher. Tlie mature pod is nearly twice as long 

 as the calyx, but is always much shorter than in H. subpinnata. 



HosACKLA ARGOPHYLLA, Gray, PL TJiurl). p. 316. On rocks, San Isabel, California, May; 

 Thurber. 



HuSACKiA TOMENTOSA, EooJc. & Am. Bot, Beechey, p. 137 ; Torr. d Gray, I, c, Monterey? 

 California ; Parry. 



HosACKiA CYTisoiDES, Benth. I. c. ; Torr. & Gray, I. c. ^. Syrrnatium glabrum, Voyd f 

 Monterey, California, May ; Parry. Leaflets mostly 3. Flowers reddish. 



HosACKiA SCOPARIA, Nutt. in Torr. & Gray, I, c. Eavines near San Diego, and in other parts 

 of California, May ; Parry, Ihurher. 



IIosACKiA JUNCEA, Benlh. I. c. lu the Colorado desert ; Schott. Too near the last species. 

 f Astragalus Codkexsis, Gray, PL Wright. 2, p. 43, (adnot.) Copper Mines, New Mexico, 



April, and Ben Moore, Cohahuila, June (fruit) ; Bigdoio. 



Astragalus Bigelovii, Gray, I. c. p. 42. Between the Rio San Pedro and the Rio Grande, 

 western Texas ; also at the base of the Organ mountains and near the Copper Mines, New 

 Mexico; west to the Santa Cruz valley, Sonora; March — May. 



Astragalus didymocarpus, Hook, d Am. Bot. Beechey, p. 334, t. 81 ; Torr. & Gray, I. c. 

 High beach near San Juan Capristano, and at Santa Barbara, California, March ; Parry. The 

 leaflets in most of our specimens are narrowly cuneate-oblong, and notched at the summit. 



Astragalus Nuttallianus, DC.; Torr. & Gray, Fl. 1, p. 334; Gray, I. c. p. 52. Valleys 

 of the Eio Grande and its tributaries in western Texas, New Mexico, Cohahuila and Chihuahua ; 

 also in Sonora ; March — June. Variable in size, foliage, and other characters. 



Astragalus humistratus, Gray, PI. Wright. 2, p. 43. Hills at the Copper Mines, June 

 July ; BigeloWfTJiurler. Leaflets more obtuse than in Wright's specimens. 



