BOTANY. 55 
inches long. Flowers nearly one-third of an inch long. H. nudiflora, Nutt. seems hardl y 
distinct from this species. In H. rubella we find on the same specimens some peduncles with 
unifoliolate bracts, and others in which the bracts are reduced to minute gland-like scales. 
НОЗАСКТА PUBERULA, Benth, Pl. Hartw. p. 305; Gray, Pl. Wright. 1, p. 50; Torr. Bot. 
Parke in Pacific В. Road Expl. 7, p. 10, t. 4. Western Texas, New Mexico, Chihuahua, 
Sonora and California. 
H. PUBERULA, var. NANA, etc., Gray, l. c. Organ mountains, New Mexico, Bigelow. Ojo de 
Vaca, Chihuahua ; Z'hurber.—H. 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. 
HosackrA PURSHIANA, Benth.; Torr. & Gray,l.c. Between Tucson and the Rio Gila, Sonora, 
March—sSeptember ; Parry, Thurber. Monterey, California; Parry. Varies with the upper, 
and sometimes all the leaves unifoliolate, when it is the H. unifoliolata, Hook, Fl. Bor.—Am. 
1, p. 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 Lond. Jour. Bot. 7. p. 210.) 
НОЗАСКТА MARITIMA, Nutt. in Torr. & Gray, Fl. 1, p. 326. San Isabel, California, Мау; 
Thurber. 
HosackKIA SUBPINNATA, Torr. & Gray, l. c. ; Benth. Pl. Hartw. р. 306. San Isabel, California, 
May ; T'hurber. H. Wrangeliana should probably be united to this species. 
HosACKIA BRACHYCARPA, Benth. l. с. Sonora ; Thurber. The mature pod is nearly twice as long 
as the calyx, but is always much shorter than in H. subpinnata. . 
HOSACKIA ARGOPHYLLA, Gray, Pl. Thurb. p. 916. On rocks, San Isabel, California, May; 
‚ Thurber. | ! 
Hosacxra TOMENTOSA, Hook. & Arn. Bot. Beechey, р. 137; Torr. & Gray, 1. с. Monterey, 
California; Parry. 
НовлоктА CYTISOIDES, Benth. 1. c.; Torr. Ё Gray, 1..с. B. Syrmatium glabrum, Vogel? 
Monterey, California, May ; Parry. Leaflets mostly 3. Flowers reddish. ; 
НОЗАСКТА SCOPARIA, Nutt. in Torr. Ф Gray, l. с. Ravines near San Diego, and in other parts 
of California, May ; Parry, Thurber. - 
HosACETA JUNCEA, Benth. 1. с. In the Colorado desert ; Schott. Тоо near the last species. 
Asrragatus Coprensis, Gray, Pl. Wright. 2, p. 43, (adnot.) Copper Mines, New Mexico, 
April, and Ben Moore, Cohahuila, June (fruit) ; Bigelow. 
ASTRAGALUS Biertovul, Gray, 1. с. р. 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. & Arn. Bot. Beechey, p. 334, t. 81, Torr. & Gray, l. 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, 1. c. p. 52. Valleys 
of the Rio 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, Pl. Wright. 2, p. 43. Hills at the Copper Mines, June— 
July; Bigelow, Thurber. Leaflets more obtuse than in Wright's specimens. 
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