^Sisi/inbrinm. CltUClKER/K. j-. 



* * Serih in one fair. 

 +- Leaves jniinatr or hi}, innate. 

 2. S.incisum KngHin. Annual; pubosconco elu.rt, more or less glandular- 

 stems l.ian.-h..,|, 1 to 4 foot high : leaver pinnato, the 8ognient8 linear to ovate- 

 nblong, nioro or loss doeply piunatili.l, souiotinies entire : ju-tals yelh.w about U 

 lines long: pods narrowly iinoar, usually p..intod at l)oth ends, half an 'in.-h long 

 and 8- 12-seeded, or soinetinies muoli shorter and few-seoded, mostly exeeeding the 

 spreading pedicels. — (Jray, PI. Fendl. 8. Smclovd-in {]) ('nlifornim, (Jrav, Proc 

 Am. Acad. vi. r)20. Sist/mbriinn Californicnvi, Watson, r.ot.' King Kxi)'';] fjdo 

 (iray in Am. Jour. 8ci. 3 scr. iii. loO. 



Var. filipes, Gray. A form with divaricate petlicels, (j to 8 lines loii" exceed- 

 ing the p,„l.s. — Pi. Fendl. 8. S. loiujepeAiceUatum, Fourn. 8isyml). m exid syn 



Var. Hartwegianum, Watson, has the rather short pods on somewhat appreised 

 or nearly eroct pedu-els about 2 lines long. — ,S'. llartwer/ianHm, Fourn. l.-c. G6. 



In dry soils in the Sierra Nevada at 6,000 to 10,000 feet elevation (Brrurr), and in the moun- 

 tarns 1101 tlnvard and eastward to Wasliington Territory, Winnipeg Valley, and New Mexico The 

 var. y?/7;,r5 oe.a.rs both from Oiwon {Spaldin,j), peitectly glal.rous, and from Arizona (Pa W) 

 canoscent with a fine densM pubescence. Fie.piont intermediate forms connect var. Harlweat 

 nnum with the tyjucal atato. ^lunwcgi 



A pocnliar type. j-erliaps distinct, with short clnvato nlmost imintlesa pods, 2 to 3 linP3 loiiff 

 on 8t.ll shorter pedicels, was collected by Tolmie in the " Snake Country^' (S. brarAijcnrpum of 

 Bot Reechey. not Kichardson) and more recently by Dr. Gray in Humboldt Vallev, Nevada. It 

 will probably be found m Northeastern California. ., u>x. 



+- ^ Leaven pinnatifid or sometimes entire. 



3. S. reflexum, Nutt. Annual, with .scattered simple hairs : stems mlhcr slen- 

 <ler, olten simple, h to 2 feet high : leaves 2 to 4 inches long, pinnatifid with divari- 

 cate tootlied segments, the upper often only sinuate-toothed : petals rose-color, white 

 or yellowish, 1 hin 2^ ines long : pod slen.ler, 1 to 2 inches long, half a line wide, 

 terete strongly .hdlexed, straight or somewhat curved, on short pedicels. — PI Gara- 

 bel. 183. Inrritis (?) lasiopk>//fa, Hook. & Arn. I}ot. Beechey, 321 S cfrtfejrum 

 Harv. ; lorrey, Pacif. K. Pej.. iv. GC ; Fournier, 1. c. 108. ' ' 



S UKh '/V„i'""pi' ^^'r'-^^A- ''"!''^T!r' T'^^^' ''""' ^'"^ '"''^ ■' ^'•"•'•<i.>l..pe Island (Patm.r) ■ 

 vS. Utah, J<n-ri/. Characterized by its deflexed pods. 



4. S. junceum, Bieb Perennial, glabrous, glaucous: stems bnmche.l, 1 to U 

 leet Ingli : leaves narrowly oblanceolato or linear, I to 2 inches long, attenuate to a 

 iiarrow base, en iro or sometimes pinnatili.l with a few narrow .segments : petals 



ight yellow, 3 lines long: po.ls ascending on short spreading pedicels, 10 to 1.5 

 hnes long, half a hue broad ; style short and thick ; stigma broad and 2-lobed. - 

 lorr. c'fe Gray 1<1. j. 91; Watson, 1. c. S. ppfjmrrum & linifolivm, Nutt ; Torr k 

 Uray, H. i. 91. Erysimum (?) fffaberrimum, Hook. S^ Arn. 'Pot. Beechey 323 



wiuSu'hA'i'f'ri' .•'^"i:^,',^"""*'^ (^';'""» ; K-t HumlK>ldt Mountains. NevadaVr«/.o,0 : 

 will piolubly be found in Northeastern California. It is also native to Silx^ria. 



5. S acutangulum, DC. Annual, hirsute with scattered simple haii-s : steins 

 1 to . te.a iiigh, with ascending branches: leaves peliole.l. runcinate-pinnatifid, 2 

 o 6 niches long: petals yellow or yellowish, 1 to 2 lines long : p„ds terete, 1 t.) 



li inches long, less than a line wide, erect or a-sccnding on very short pedicels. 

 A nativ.. of S. i: mope, nnturnlizod near the older towns from San Francisco to Los Angeles. 



6. S Officinale, Scop. Annual or biennial, sparinglv hirsute, divaricately 

 branched : leav.-s runcinately pinnatilid. 3 tn (i inches Imig : Howen* small, light 

 yollow: pods terete, half an inch long, a line wid-. tapering from the base to a 

 Sharp point, noarly sessile, clo.sely appres.sed in a long slender raceme. 

 St^teS"""^^^"^ '^'''"^' ""'^'""^'•^ '"™'" '''"™''*'' ""^ '" f^«I'fo"'in hut very frmjucnt in the Atlantic 



