CATALOGUE. 67 



pubescent, chartaceous, oblong (4" long,) straight, subcompressed, slightly 

 sulcate dorsally, 2-celled, many-ovuled, about 10-seeded. — Csespitose and 

 subalpine ; leaves occasionally palmately 3-foliolate ; legume 2-celled, though 

 the septum appears incomplete in immature pods. Found in the West Hum- 

 boldt, East Humboldt, and Clover Mountains, Nevada; 8-11,000 feet alti- 

 tude ; June-September ; also collected by Dr. Torrey, in flov^rer only, in 

 Western Nevada. Plate X. Fig. 4. A single stem ; natural size. Fig, 5. 

 A dissected flovs^er. Fig. 6. A mature legume. Fig. 7. Cross-section of the 

 same ; all enlarged two diameters. (257.) 



Astragalus Andeesonii, Gray. Proc. Amer. Acad., 6. 524. Perennial, 

 canescent with a very soft subviUous pubescence ; stems 1° high, ascend- 

 ing ; stipules triangular-lanceolate, adnate to the petiole ; leaflets 7-12 pairs, 

 3-5" long, oval or oblong, rarely obovate ; peduncles exceeding the leaves ; 

 spikes short, densely many-flowered ; calyx-teeth setaceous, about equaling 

 the campanulate tube, half shorter than the ochroleucous (J' long) coroUa ; 

 legume |-1' long, chartaceous, oblong-linear, arcuately incurved, subcom- 

 pressed, completely 2-celled, sessile, deflexed, 12-20-seeded. — Near Carson 

 City, Nevada, (Anderson.) Found in the same region near Washoe City ; 

 6,000 feet altitude ; May. (258.) 



AsTEAGALUS MALACus, Gray. Proc. Amer. Acad., 7. 336. Perennial, 

 villous with rather rigid white hairs ; stems subdecumbent, ^2° long ; 

 stipules large, scarious, triangular, acuminate, adnate to the petiole ; leaflets 

 6-8 pairs, 3-8" long, obovate, retuse; peduncles exceeding the leaves; 

 racemes short, many-flowered, lengthening in fruit ; the cylindrical calyx-tube 

 often dark-villous, 2-3 times longer than the setaceous-subulate teeth ; corolla 

 usually deep-purple, 6-9" in length ; legume oblong-lanceolate, 1' long, 

 3-4" broad, arcuately incurved, sessile, deflexed, somewhat densely villous, 

 chartaceous, subcompressed, with a shallow dorsal sulcus, 2-ceUed, acutely 

 margined ventrally, many-seeded. — Collected near Carson City, by Dr. 

 Anderson, and frequent in the Virginia and Trinity Mountains, Nevada ; 5,000 

 feet altitude ; April, May. (259.) 



AsTEAGALus CANADENSIS, L. From the mountains of Georgia to 

 Northern New York, Canada and the Saskatchewan, and west to the Indian 

 Territory ; collected also on the head-waters of the Columbia by Douglas. 

 Found in the Wahsatch Mountains, (Provo Canon,) Utah ; 6,000 feet altitude; 

 July. (260.) 



