Astragalus. LEQUMINOS^. -,,^ 



149 



16. A. leucopsls, Torr. & Gray. Tomenhilose-canescent, a foot high • leaflets 

 Z^"^ P'-^'^^'^rcn broadly oblong to al.nost linear, half an inch or more in length 

 spike- ko raceme mostly short (an inch or two long, rarely longer)- olUtee h 

 more than half the length of the campanulate tube": flow/r otirer vise nearly a 

 in the foregoing : the pod similar, but somewhat tapering at base il a nearly 

 g abrous stipe of half an inch or less in length and oily twice or thrice the iTng h 



:;::: S'ta;:Fi: •. s ^"""'- ''' ' ''■ ''- — ^ ^^^^- ^- ^- 



Dry liills, Santa Barbara to San Diego Co. 

 I ^^- -^Z *^chopodus, Gray. Strigulose-puberulent or at first hoary in aee 



nZ' 1^ br"';'''"'^ ';^^"' '^^^* '"^y^^^ high: leaflets in manyplir from 

 narrowly oblong to nearly linear, about half an inch long: raceme short flolers^ 

 velfnw") 7^/ calyx-teeth very much shorter than the campanulate tube orolla 

 yellowish white : pod oyal, obtuse at both ends, oyer half an inch in lel^th W 



InU a'oTlrf" ""\^r '•''^''^7 "^'-^^ ^"^ ''''''' ^' ""^^ subdiyisbiTit sie 

 only a quarter of an inch long. — Pkaca trickopoda, Nutt. ^ 



Dry lulls, common in and near Santa Barbara Co. 



4- +- Pod sessile in the calyx {not at all stipitate), 

 .^ Large ana veryhladderj, over an inch and sometimes two inches long, many 



seeded : leaflets viosth, m many pairs : spike or raceme many-flowered. 

 = Stipules {at least the upper ones) herbaceous and rigidly dcflexed : corolla anvar 

 eMypale yelloro or cream-color, short and hroad' iJurr.l : steZ ftoTfet 

 long, straggling or decumbent and branching. ^ 



18. A. oocarpus, Gray. Glabrous, or young parts minutely pubescent • stems 

 flexuous and with spreading branches: leaflets from oblong to broadCfinear "ob^^^^^^^ 



from half to an inch long), bright green and of thickislf firm texture pedZcL 

 sometimes exceeding the leayes : flowers loose in the raceme, 4 or 5 line onl^ 



itw 3"wi.h r',"'' r-' '''''\ ^-"Snlar-subulate tooili : corolla cLpal-' 

 oval „nd I ' T Yi '""-'^^ ."""'"''^ """^ '^""'''^^''^ ^"^"'^'J 1'"c'< = P*^'! oyato or 

 oyal and short-pointed, an inch to an inch and a lialf long, of parchment-like tex 



are ; the -d-beanng suture somewhat projecting into the'^ell. L^o" ^IfA^d. 

 VI. Z13. A. Crotalariw, Torr. Bot. Mex. Bound. 56, t. 17 excl syn 



^e^sZl^: """"T-; '"''^'' ^traightish aM narrow, fully half an inch lonl 

 yetlowish-whtte or white, or sometimes the tips dusky-purplish. ' 



19. A. Crotalariae, Gray, I. c. Glabrous or slightly pubescent or the vonna 



qimrtertlf,^^^^ ""' ^^'^htly obcordate.'thickish (from a 



Et nir fi?nV. ^; Tf^ 1'^':^'' triangular an.l distinct: calyx-teeth subulate, 

 about Inil tlo length of the slwrt-campanulate tube : corolla whi ,. : p.,d of ratho • 



inTn b7^^ ' "T a^^V^'' '""■'" subulate: racemes yirgate and loose. 4 to 

 10 inches long : calyx-toeth subulatn-sotaceoufl and longer. 



