12 L E G U M I N S ^. 



eqvialliug the leaves ; raceme very short ; H. % iu- loiiff< purplish : calyx- 

 teeth sleuder-subnlate, shorter than the tube : pod ovate, incurved, 

 transversely veiny, less than 1 in. long, al)ruptly rec^^rved on the ascend- 

 ing stipe, 2-celled. — Yosemite Valley and northward to Sierra Co., in 

 gravelly soil at 6,000 ft. altitude and upwards. 



28. A. Mortoiii, Nutt. in Gray, 1. c. vi. 196 (1864). Stoutish, erect, 2 

 ft. high, minutely appressed-pubescent : leaflets 17 — 21, oblong, % — 1 in. 

 long : fi. greenish white, in a dense oblong long-peduncled spike : pods 

 erect, % in. long, oblong, minutely pubescent, 2-celled, grooved at the 

 dorsal suture, the ventral one externally prominent. — The western ana- 

 logue of A. Canadensu ; found at Mono Lake, Brewer, and northward 

 along our eastern borders. 



29. A. pycnostachyus, Gray, 1. c. 527 (1865). Stout, 2 ft. high, more 

 or less villous-hoary : leaflets about 21, oblong, % in. long : fl. yellowish, 

 in dense cylindrical short-stalked sjnkes : pods crowded, retrorsely imbri- 

 cate, ovate, acute, laterally flattened, thin-coriaceous, glabrous, coarsely 

 reticulate, 1-celled. — In moist subsaline grassy land near the entrance to 

 Bolinas Bay, Bolander, 1863, Greene, 1888 ; also in a similar locality not 

 so near the sea southwest of Mt. Tamalpais ; more frequent in the 

 southern part of the State. 



30. A. Antisellii, Gray, in B. & W. Bot. Calif, i. 152 (1876). Rather 

 slender, 2 ft. high, cinereous-pubescent : leaflets 21 — 29, crowded, linear- 

 oblong, 2 — 4 lines long ; raceme lax, few-flowered : calyx-teeth half the 

 length of the campanulate tube : pod thin, linear-oblong, compressed, 

 1-celled, % in. long, 2 lines wide above the middle, thence tapering to the 

 slender stipe which is thrice as long as the calyx. — From San Luis Obispo 

 Co. southward. 



31. A. speirocarpus, Gray, Proc. Am. Acad. vi. 225 (1864). Slender, 

 a span high, cinereous-pubescent : leaflets 9-17, obovate or oblong, 

 emarginate : racemes short : calyx-teeth scarcely a fourth the length of 

 the cylindraceous tube : pod thin, flat, coiled into a ring or spiral, stipi- 

 tate, 1-celled. — From Sierra Co., Leminon, northward to Washington, in 

 the var. falciformis, Gray, with pods curved only to the falcate, not into 

 a ring even. 



32. A. Gibbsii, Kellogg, Proc. Calif. Acad. ii. 161. fig. 50 (1863) ; A. 

 cyrloides. Gray, 1. c. 201 (1864). Stoutish, erect, softly hoary : leaflets 

 11 — 21, ovate-oblong, retuse or obcordate : peduncles elongated ; fl. many 

 in a dense short raceme : calyx downy, the teeth not half as long as the 

 long-campanulate tube : pod pubescant, 1 in. long, cartilaginous, falcate 

 or more strongly curved, stipitate, 1-celled. -From Placer Co. to Sierra, 

 and eastward in Nevada. 



