145 



34- Smart IW); California (F«s.i/. 1881; Parish 1410); San Luis Poto«i (Parrj/ and 

 Falmer 2U->); Coalmila (Falmer 267, 268); Mexico (Coulter 488, type; r;r.^i/ 148, 

 typr; ^Vi/Zoio 182) ; Lower California {Brandegee, 1889). 



TvT>e in (irav llerbaiiuni. 



Var UKMissl. Low, 7 to 20 em. high, erect: raceme short peduneled, with few 

 fhnv-.'s un spreading pedicel, wliich are recurved in frait: vexilhun with elaw 

 Bhorter. hroadcv, and more dilated: pod smaller (3 cm. long), obtuse, nlightly 

 curved, usually cmstri.'led at one <n- more jdaces. 



H. demma Benth. MS. 



H. striota, var. dtmi.'^m Cray, 1*1. Wright, i. .">6. 



ir. deiiHiJlora lientli. in (Jray, I'l. Wright, i. 55. 



Habitat: rionther.. Arizona and New Mexic<., Northwestern Texas, and San Lui« 



Potosi near Saltillo. . ^+^. -Nrflw 



Specimens exan.ined: Arizona d'oUner .5!.; Cons and Pa Jmer 238, in part New 

 Mexico ( »;■;<//./ 202(1); Texas (l(Vi,,/W US; Th.^her 99; 7em-m7.o«; T ««ey .181, m 

 pa") ; l>opc 1st l.:xp., ;>lace and no. not giv.m ; Cnahuila (Greyo 268, type); Mexico 

 {Schumann 182). 



Tviie in Cray Herbarium. ,, . , x 



Var liusBV.'. Strict, 18 to 20 en., high, s.^arcely branched, with the thick stems, 

 pHiolks, and pednmdes glandular ahove : hnwe-s few, 10 to 13 cm. long; P"-- ^ *» 

 3 (usually 11); stipules very thin, aente. pnbernleut, few villi <m margin: do w.8 

 hu-oe- sepals broad, thin, suhaeuf, ahnost naked; lamina of petals broad, that ot 

 verillnn/<.ir<.nlar and .leusely glandular, with claw broad, thicker, with one dilation 

 or none: style thick. 



Habitat: Ungus Springs, New Mexico. 



Specimens examined: New .Mexico ( A'»,s6t/ 111, type). 



TvDC in Herb. J. DouuelLSmitli and Missouri Botanical Gardens. 



V.r l'RiN<a.Ki. Subcespitose, with the spreading branches 10 to 17 cm. high: 

 upper stems and petioles slightly glandular: stipules ,.oiiited, villous: racen.e sub_ 

 . a, ,it,at<^ before anthesis, densely villous, on short peduncles: flowers large on shoit 

 l,edieels: j.etals broad, shorter clawe.l, the vexiUn.n with <daw broadly dilated. 



Habitat: Santa Cruz, Yalh'y (n<-ar Tucson), Ari/.<ma. 



Specimens examined: Arizona (/Vim//«, 1S81, in part, type) , ,, .tin 



Type in Herb. Cray, Coulter (authentic^, J- Honnell-Smith, Canby and Martm- 



*^ Tlie very low, densely racemed and glandular forms, distributed under this nuiu- 

 ber belonir to tlienext. 



Var c.M'iT.vrA Very low, 5 to 9 en., high, with the simple stems, foliage and ni- 

 florescence loosely subviUous ami cover..d (except leariets) with large, dark capi- 

 tal. - .lands: leavVs 3 to 5, small; pinna- 5 to 9; leatlets subelliptical : raceme snb- 

 capitate on very short peduncle : tlowers to 12, small, pendent on short pedicels. 

 Habitat: Santa Cruz. VmIW (near Tucson), Arizona. _ .+„ kv. the 



Specimens examined: Arizona (rri>,„lr, 1881, in part). Flowering parts like the 

 last, except much snniUer. .-j,^ 



Type in Herb. cJray, Coulter, Canby, .L Donnell Smith au<l Martindale. 



'*rctoh with .hort claws, for or no glands, the vexdUm with claw Bcur^ely or not 



dilated: stipules amte. 

 ^ VexUlnm nnth narrow daw: jilnnmds ylandless: stems loic and he,-haceom. 

 -^Stijlr snhcldrate: pod falcate. 

 2 H drepanocarpaGray, PL Wright, i. 58 (1852). Spreading, glandlesB through- 

 out e>nere<.us-pnberulent, with several short stems from a thick ligneous perpend.c- 

 uUt r<,ot, and bearing the slender prdnn-des (12 to 30 cm. high) of the elongated and 

 loose raceme of few slender tlowers: pinme 7 to U; h.dlets 8 to 10 pairs: sepaln 

 slightly shorter than the very short-clawed petals: pod strongly falcate, on spread- 



