266 LEGUMINOSA. 
18. Astragalus (Euastragalus) parvus, n. sp. 
Cespitosus, albo-strigillosus, ramis brevibus procumbentibus, foliolis 6-9-jugis parvis oblongis, 
stipulis late triangularibus arctissime reflexis, floribus parvis subcapitato-racemosis, racemis 
circiter 6-floris, bracteis minutis, calycis albo-strigillosi lobis subulatis quam tubus dimidio 
brevioribus, legumine parvo oblongo sutura dorsali impressa et intrusa biloculari. 
Herba perennis, cespitosa, parva, nana (specimina nostra forsan misera), albo-strigillosa, ramis e 
radice crassiuscula numerosis, 2-4-pollicaribus, gracilibus, procumbentibus. Folia usque bipol- 
licaria ; foliola 6-9-juga, breviter petiolulata, oblonga, circiter 2 lineas longa, obtusa, praecipue 
subtus albo-strigillosa; stipule late triangulares, arctissime reflexe, persistentes. Flores sub- 
capitato-racemosi, longiuscule pedicellati, vix 3 lineas longi; racemi circiter 6-flori, pedun- 
culis quam folia paullum longioribus, bracteis minutis ; calyx albo-strigillosus, lobis subulatis 
quam tubus dimidio brevioribus. Legumen oblongum, 4-6 lin. longum, dorso canaliculatum, 
brevissime albo-strigillosum, sutura dorsali impressa et intrusa, perfecte biloculare, oligo- 
spermum. 
Nortu Mexico, region of San Luis Potosi, 6000 to 8000 feet (Parry & Palmer, 174). 
Hb. Kew. 
19. Astragalus reptans, Willd. Hort. Berol. ii. p. 88, t. 88. 
SourH Mexico, Tacubaya, valley of Mexico (Bourgeau, 481), Chapultepec (Bilimek, 
107). Hb. Kew. : 
20. Astragalus sonore, A. Gray, Pl. Wright. ii. p. 44. 
New Mexico.—Norru Maxico, San Pedro, Sonoita, Sonora (Wright), Tubac, Sonora 
(Parry). Hb. Kew. 
21. Astragalus strigulosus, H. B. K. Nov. Gen. et Sp. vi. p. 494. 
Phaca elongata, Mart. et Gal. 
Nortu Mexico, region of San Luis Potosi, 6000 to 8000 feet (Parry & Palmer, 168, 
169, 175); Sourn Mexico, Cordillera of Oaxaca, 8000 feet (Galeotti, 3174), near 
Moran (Humboldt & Bonpland), Zimapan and Real del Monte (Coulter, 632), Llanos 
de Perote (Schiede), Mineral del Monte, near Pachuca (Ehrenberg), Zacoalco (Bourgeau, 
700), without locality (Ghiesbreght, 159). Hb. Kew. 
Var. 2 gracilis, Hemsley. 
Caulibus pedunculisque gracilibus, pedunculis paucifloris. 
Soura Mexico, Zimapan (Coulter, 631), Chiapas (Ghiesbreght, 590). 
Var. ? brevidentatus, Hemsley. 
Fere glaber, spicis paucifloris, calycis dentibus brevibus. 
Mexico (Barker). Cultivated specimens only in Hb. Kew. 
22. Astragalus thurberi, A. Gray, Pl. Thurb. p. 220. 
Norra Mexico, Fronteras, Sonora (Zhurber, 372). Hb. Kew. 
23. Astragalus triflorus, A. Gray, Pl. Wright. ii. p. 45. 
Phaca triflora, DC. _ 
Phaca candolliana, H. B. K. Noy. Gen. et Sp. vi. p. 495, t. 586. 
