It. is.t'. 

 huntuiii-- 



lliicli \v^^^<^ 



ircatiMl thf 

 ].• tyi"' ''.^' 

 Isdi'iatc'l it 



S lint I'l'll- 



JjOlllllti'"" 



(•(M'LTKK AND KuSK — NolMIl AMKUK'AN rMlilM-LlKKKAK. '245 



ill Hlyli>|iiiiliiiiii-ilisk, calyx Icclli, iiinn- \\iii'_'('<l ilnrsal ami iiilt'i'iiicilialr rili.'', ami in 

 \[i* very pcciiliar lialiil. Its iclalimisliiiis scnii Ik lie niiirli iicaifi' I'lirinin ami 

 I'sniilnci/iiiil/ili riis. 



Knliaj.'*' ulalirniis. 

 Ways ami iicdicrls imf v<'ry slmft nr icllcxcil. 



I'ciiiccls •_' til t) llllli. Inll^r 1. r. intlhlllii. 



I'ciliccls S \n III mill. Iiiinr. 



I'"ruit liiicar-iilildii;.', I In 7 iiiiii, Imitr -. ' '. ulii'nnitit. 



I'"ruit iirnadcr, ill Id 12 iiiiii. Iniii: •>. ''. i>iirriil. 



UavH ami ptMlici'ls very sliiiil, icIIcnciI at inatiirify 4. <'. fn-iniiliijri. 



l'"iiliat;i' vt'i'y Hcabroiis, 



I'cdiccls ll' to IK iiiiii. luiiji; w iiiL's aliiiiit as lirna'l as liddy a. r. nislininihii'. 



I't'iliccls L' fi> (i mill, liiii;:; \viii'_'s liall' as Imiad as linily ti. <'. .irnhiiini. 



1. Cynomarathrum nuttallii ((iniy ) ('. S: U. 



Srxi'/l iiiillii/lll (irny, I'rnc. .^m. .\cad. 8: L'ST. IS7(I. 

 I'liirnliiiiiiiit I/run nil IIS \\'i[\sii]], Itnl. K ill;.' Sui'V. IL'S. 1S71. 

 I'l iirnliiiiiiiii h-iiKjii W'atsoii, I'mc. .Viii. .\('ad. 22: 474. 1SS7. 

 /Viiniliiiiiim iiiriiiirrlil:ii .\. Nelson, I'.iill. 'Poir. iiot. Cliilt 26 : l.'JO. lS(li». 



AciUllcscciit. oliihidiis; .scMpc' l.T) tt» 4..") (Ilii. Iiio'li. II little o.xcccdiiijr 

 the l(>ii\('s. iU'isiiio' from ii stout <!iu(l<'.\ hccoiniiio- multiripilal; Icuvcs 

 ])iiiimtc or l»i|)iiiniit(>: Jciilicts jincar. oloiioatt'tl. cir^pidiitr. soiiiftiiiics 

 T) cm. loiio-; uiuIh'I .souu'wliat ('(Uiaily 4 to I'l'-rayod. with iin oliicols of 

 lincar-lanccolatc bract lets; i-ay.s ;> to ;>..-) cm. loiio-; [jcdiccls 2 to ti mm. 

 loiio; tlowci's yellow: calyx teeth e\ ident; rniit ohioiio'. ,s to lit mm. 

 loiio. 4 mm. broad, narrowly wiiio-ed. the doival and iiiterme(liate ril>,< 

 also sometimes iiTeo-idarly wiiiocd; oil tid>es ;{ to .') in the intervids, 

 ti to lit on the coinmissui'al side; seed somewhat sulcate on the liack. 

 with sliohtly conca\(' face. 



'rvj)e locality. "Rocky Mountains;''" collected by Xnltall; type in 

 Herb. Columbia rni\. 



Northern I'tah. W'yomino-. and western Nebraska. 



N/" riiili'ii--: I .III ml III (I : 



I'l-Aii: Wasatcli Moiinlains, aililude L',7lin incters, IIW/.vr,„ 4(i:i. .Iiily, JSiiit; on tiic 

 Moosciieeali. aitiliidc L'.7()t) to .'i.OOl) iiictcrs, Wnril (1117. (i!t7, .Iiiiu'-.Viil'usI, 1S7."). 



U'vo.MiNo; Kvanstoii, t'iiita Coiiiity, .Vi /.■.(/// :.'lt.">S, May I'S, |s>i7; Toint of l^l(•ks, 

 Ail.iiiii 47l)!l, .Illlle Hi, IS!)S (typi'iil' /'. uiii/iirrlii:'! Nelson). 



Ni;i!|;ask.\: Scotts lUiiff, in the pass, Hijilliirii VIS), .Inly L'L', ISiM. 



■J. Cynomarathrum alpinum (NN'atson) ('. iSc R. 



/'enri'iliniinii i/nircitlnis iiliiiiiiiiii Watson, I'xit. Kiny: Siirv. llMt. 1S71. 

 I'i'iickIiiiiiiiii kiiuji'i iili>'iiiiiiii ('. ik W. i\e\'. N. .Viii. t'lnliell. 71. ISSS. 



l{(\semblin(>- a dwarf form of ('. iiuffull/l, with scapes 1 to :1.U cm. 

 hioh; leiiv(>s about 7.5 cm. lono-. mostly simj)ly pinnate, with ;} to .5 

 pair.s of linciir iiiid entire IciiHets; umbel 15 to (J-rtiyed. with involucols 

 of iiiirrow bviictlets: rays 2.5 to 5 cm. lone-; pedicidsS to \'l mm. lono-; 

 llowers y(dl()w; calyx teeth ovidcMit; fruit linear-oblony. 4 to 7 mm. 

 luno'; oil tubes \-erv obscure. I or •! in the intervals, 4 to (ion the com- 

 iiiissural side. 



