Clinninlhns. CR !( "I KKIJ .Iv 



35 



petals linear, iHiqilo or wliitisli : pods 3 to T) inclie.s long, very narrow, i)endulou8 ; 

 petlicels 4 lilies long: seeds half a line long, narrowly winged. — Torr. iV (iray, Fl. 

 ink GGG. 



Annual or hicnniiil, known only from Nuttjill's (lcsiTii)tion ami tlie .si>ecinicn in lierb. Hooker. 

 fJiishy Iiills near Han Diego ; distingiiislu;il from other siHJcies of tlie genns by its pendent po<l8. 

 A sppiiiDPn collci^tcd by IJolamicr, pmbalily in tlio same region, seems referable liere, tliougli 

 *<im[ile iiiiil h\\\ 1 J feet higli : Hejjals iinrrow, nmito, <Ji'cp jmipb-, 'A lines long ; petals narrow, pur- 

 plc-vpin<Hi, np;uly twice as long ; style short, with dilated stigma. 



7. S. hispidus, <iray. Annual, liii-sute throughout, simple or branched, 2 to 5 

 inche.H high : leave-s obovate-obloiig or cuneate, coarsely toothed or inci.sed above, 

 the teeth obtuse ; stem leaves .sessile, .scarcely at all clas]>ing : raceme short, loosely 

 flowered, tlic flowers spreading i>r at length recurved ; sepals somewhat membrana- 

 ceous, purplisli, acutish, 2 to 3 lines long, half as long as tlie bright purplish-red 

 petals: pods hispid, 1^ to 2 itiches long, a lino wide, straight, erect: style none: 

 seeds winged. — Proc. Calif. Acad. iii. 101 ; Proc. Am. Acad. vi. 180. 

 On the dry summit of Mt. Diablo, lirexver, BolancUr. 



* * ♦ * Pilme. with .vmplf. /lairit : haven not MUjittate nor danphuj : jloiveri yellow, 



H. S. flavoscons, Hook. Annual: stoui.s HJinpio, erect, a foot high: mdicnl 

 leaves linear-oblong, nearly 2 inches long, sintnto-pinnatilid or -toothed, petioled, the 

 cauline scarcely an inch long: flowers erect; petals yellowisli, linear, nearly twice 

 longer than the oblong acute sepals : i)ods erect, hirsute, beaketl with the slender 

 style. — Ic. PI. t. 44 ; Hook. & Arn. Bot. Beechey, 322. 



Near Monterey, Douglas. Matme fruit unknown. 



S. RKPANDUs, Nutt. Hirsute, espp.ially below : steins simple, alwiut 2 feet high : leaves 

 oblong-lniuxolate, elongated, (Masping, angularly toothed or repand aljove : petals white, lineai, 

 about cipialling the linear sepals : pedicels .shorter than the taly.x. Santa Barbara. — Only known 

 from Nuttall's imperfect description. It may be a species of Amhix. 



8. CHEIRANTHUS, linn. 

 Pod elongated, compressed; valves 1 nerved or somewhat carinate. Seeds in one 

 row, flattened, not winged ; cotyledons aceuuibent or ntrely oblique. Petals with 

 elongated claw and flat lind). ("aly.v large, not colopvl, the outer sepals strongly 

 gibbous. Stigma with two spreading lobe.s. — Perennial or biennial, more or loss 

 cunescent with stellati^ or appressed 2-partp(l piibescciicc ; leaves entire or nearly so; 

 flo\vers large, purple or yellow. 



A genus of perhaps a dozen species of the nortliern hemisphere, distinguished from Erysimum 

 by the more flattened pods and accumbont cotyledons. rJesides tlie arctic C. pygmfcus only tlie 

 two following species are fouml in America. 



1. C. Menziesii, Ik-nth. & Hook. Perennial with a thick hnig-persistent 

 bmnching nMitstock : the stems simple, smooth, scai^e-Iike, to 8 inches high : rad- 

 ical leaves oblong-lanceolate or ol)lan<eolate, 2 to 4 incluvs long, den.sely covered with 

 a short stellate pubescence, obtuse or acutish. attenuate into a winged petiole ; cau- 

 line bract-like, half an inch long, ovate-oblong to lanceolate, clasping: calyx 2 linens 

 long ; petals liright i)urple, 4 to f) lines long : anthers short, oblong : pods spread- 

 ing, broad, I to 2 inches long, not carinate, attemiate to the slender style : stigma 

 scarcely lobed. — (icn. PI. i. (J8 ; Wat.son, Pot. King Kxp. 14. //esperis Mruziefii, 

 Hook. ; Bot. Beechey, 322. t. Tf). Phtrniaivlix c/ifiraiif/ioufes, Nutt. 1. c. i. 89. 



In the nKumtnins, from Kbbctt's I'liss in the Sierra Nevada (lirrtrrr), to the Columbia River 

 (Dnugliix), and in Northwestern Nevada, ira/.ioii. 



2. C. asper, Cham. S: Schlecht. Ifatber sjiaringly ])ul)escent with appre.ssed 

 2-parti'd Imii-s : stem simple from an apjiarently biennial root, eixn-t, leafy, 3 to 18 

 inches high: leaves siiatuliite or oblaiiceolate, the lower long-petioled, the cauline 



