Streplnnlhus. i'KVA'WVMM. oo 



l.niucl.os s„.uewl,H( fLxnous : l.-avi-s obIanceolut«, W to 4 inches Ion", obtuse 

 coarsoly sumate-tootl.o.l, attenuate to a winded suhclasping base, on tlio branchw 

 narrower and acutish : calyx j.nbescent, 8n,newhat n.eniljranaceou.s 1 to U lines 

 ong the pinkish petals a little longer: pods 3 inches long, a line wide, ascending 

 lalcate, somewhat pubescent, tii.ped with a very short stylo : seeds in cue row 

 broadly winged. — Proc. Am. Acad. xi. 122. ' 



Yosoinito Vnllcy, Bolandcr, ii. 4881. A wcll-innrked spcie.s. 



* * « 



even 



Mvsib/ peirnuinis : poJs iisualh, cnrvr,/, more ur /rss rrjlcxcl, or arcuate 

 (/oirniran/ : sfi/fe none: seedn in 1 or 2 roirx. 

 A. Holboellii,IIonieni. More or les.s stellate-])ubescent, nirely hirsute or 

 glal.n.us: stem erect, ^ to 2 feet high, simple or branching: lower lea'ves 

 spatuiate, (Mitirc or denticulate ; caulinc oblong-lanceolate, sagittate and cla-spine at 

 ba.se, I to 1 incli long or more : petals twice longer than tlie cidyx, 3 to 4 lines 

 ong, white or rose-color or rarely purple, becoming rellexed : pods 1 to 4 inches 

 long, h to 1 hue wide, strongly reflexed : seeds wingless or narrowly mai-ined — 

 1-1. Dan. XI, t. 1879. A. retrofracta, (Jrah. ; Watson, I^ot. King Ex]>. 18 "^ Turrit i* 

 patula, Grab. Sisymbrium reflexnm, Kellogg, Proc. Calif. Acad. ii. 101, fi-'. 29 



Frequent in the Siena Nevada from the Yosc.nite Valley northward, and east to New Mexiro 

 and the Saskatchewan ; it ranges to the Arctic Cimle an,l Greenlan.l. Very variable, especially in 



8. A. arcuata, (Jray. Canescently villous or tomentose with branching hairs 

 tho pubescence ol the mfloivscence short, branched an.l entangled : stems" rathe^ 

 stout, erect Iroiu a braMching perennial ba.se, 1 to 2 fc-t high or more: lower l.>avo.s 

 numoroufl oblanceolate, on sh-nder petioles ; tho caulinn oblong- or linear-Ianceolato 

 1 o 1 inches long, aunde. at base, acute; all sparingly .sinuate-to(,thed, .sometimes 

 entire : flowers erect ; petals purple or deep violet, 4 to lines long, the .sepals half 

 as h.ng and often colored : pods 3 to 4 inches long, .scarcely a line wide, spreading 

 and recurved : seeds mrrowly winged or wingle.s.s. - Proc. Am. Acad, vi 187 

 Watson, J. c. Streptanthvs arcuatits, Nutt 



viliouf ■.Ln!.'^fin' ^^'"^"7- ^>''P.'t[>«^,^'^"^^-cent with den.se stellate pubescence, 

 villous ,b„^. vMth .spreading stra.ghtish ami nearly simple hairs: stems simple 



"ch lon""oi ;:^^'"r";r' 'T'i V^ ^"-^"^^"-^ ''''''■■ ^'^''>-^ ^--^ ^patulatran 

 inch long 01 le.ss, shortly petioled, entire; cauline ovate-oblon- sess le but not 

 sagittate acute, 6 to 9 lines long: petals deep rose-color, 1 to Klines ong l^e 



i Hne'wide • " f"'"'"'' P"^ = T^^ ^P""^*"« '' ''■^'"•'^-'^l- U to 2.^ inch?; o ig 

 a line wide : seeds narrowly winged. — Proc. Am. Acad, xi ] o;^ " ^ 



Fron, Mt. DinMo ,/?,.„.,, „„/,„^,,) ,, ,,^., p, (,,,.^^„^) ^,^,, M..„.locino Co.. Botnn^rr. 



7. STREPTANTHUS, Nntt. 

 V,M\ linear, Mat; valves 1-nerved. See.ls in one row, flattened, more or le.ss 

 winge,l ; cotyledons accumbenl. Petals often without a .lilat^-d blade, more or le«5 

 twi.sted or undulate, the claw channelled. Sepals broa.l and usually colored 

 Longer fdanients sometimes connat... Anthers elongated, .sagitl.ate at l>,-vse. Stigma 

 siniph.. -. Mostly annual or biennial ; leaves usually sagitbile and clasping, toothed 

 or entire or rarely pinnatifi.l. - Cray, Proc. Am. Aca.l. vi. 182 Watson Bot 

 King Kxp. 19 ^ 429. 



A genns of a dozen or more species, ronfined to Western North America. 



