«ul I.TKU AND UnSK — NnUTH AMKUK AN I'M MKLI.IKKUAK. 77 



'\\\u- ^\)rr\i's, Stf<i/i t/f'rtirttiifi/ni l'iir>li, l'"l. 2: 7:»"_'. IM t. 



A ;; roup of 1 species, thrrc of wliicli liclttny to western ('iinii<lii an<l 

 tlie I'liited States us ftii' s«»utli UM (!oloia(l(), mid one in the hiyh moun- 

 lains of soiitliei'n Mexico. 



Sti'iii^ ilirliniiiiiniiiHly liriuicliiiiu fmiii tlie Iiiihc; Inir Ht'^iiiciits tnntlicil. 



SicniM hIiiIu'iiiih; friiil fiiiuutli, almut I mm. \i>\\\: I. M. tlirnri'iilinii. 



Stniis fcalii'nii.x; I'niil HCiiliruiis, sliutlcr jiikI limatlt't' lliuri in tlif 



I'uiincr -• .'/. Ii'i'dirl, 



Araiilt'Hciit, tlir Nimpli' iinlimrlrs iiiiicli cxreeiliiiir tile It'ilVCH; leaf 



Ht'irmrnts narrowly linear ami entire ;>. '/. u iniijniimn, 



1. Musineon divaricatum (INiisli) c;. & \{. Mot. (ia/. 20: •i:>\K lsi>r>, 



Sxili flininnilinn I'nrsh. M. 2 : 7:L'. IM1 I. 



.\,l,,rlii„i hiriihnii Kunt/c, l{ev. < ien. I'l. 1: L'fll. IS!l|. 



1 )r(iinil»eiit. ylalii'oiis: leaves Mpinnatilid. with winec-d laehis: sejj- 

 iiiriil> .". to .^-toothed; pe(hincies 5(0 1"J..'> cm. lony; iiniliel Id to lia- 

 nncd; rays t J to IS nnu, lonjjf; pedicels short; fiuiit smooth, ahout 4 

 mill, loiij;", oil tiil>es;!in the inter\als. with accessory ones henealh \\\o 

 ril». I on the commissural side; seed terete, with rather deeply con- 

 cine face. 



Type locality, "in upper Louisiana;" collected l»y Itrddhm'i/ ; type 

 ill Ilcrh. IMiilad. .Vcad. 



I'"i(iiii Alhei'ta and .Vssiniltoia to Montana, western NclirasUa, and 

 ( 'nliirado. 



Sjii riiili IIS I .iiliiiliii'il: 



Ai.iiKUT a: l,fllilirii|i,'c, Mucniiii 4!t7L', .Inner), |S!»4. 



AssiNMiiiiA: old Wives Creek, Mfictnin IOImS, .liine 2, Isll."). 



Miatwa: Near Helena, A'/Zn/z/I'i;:!, in iSSil; (Ireat l'"alls, UV/Zhiwx Id, .Fmie lM, 1S!»2. 



\Vvi>MiM.: Yellowstone Park, altitude IStiO meters, lliiri/lihniix, .Iiine, lS!i;>; Lar- 

 amie Coiinly, XiIkiiii •JS?."), .May 14, 1S<)7; (ilea Creek, Yellowstone i'ark, 

 .1. tV' /■;. Xt'lxnn ;V)()S, Jnne L'K, ISOit. 



Noitiii l>AKorA: I'-ort ISni'ord, Ihtninl, May-.Fiine, l.SS'l. 



.'^oi rn l)\Koi\: lilaek Hills, l''iinriinil,\\\ l.ssT; same reyion, altitude IO.")(l meters, 

 Hililhrnj 71!t, .lune '2:\, ISlll.'; .Alkali Creek, I'. Unllri/ 17, .Inne :'., l.Slt4. 



Ni;iiu\sKA: Minden, Kciirney Comity, I/h/iiiikiii. 



Coi.ouADo: Near Henver, A/irr iln^linxnl, in IS'.H; near Windsor, Oslirlimil, .Iniie, 

 1S<I4 and ls*(."i; near Di'iiver, llrtlul, in iSll.') and ISiiS; near Fort Collins, 

 /.''(/,((• (), May, lS!t»). 



:.'. Musineon hookeri (Torr. & (Jra.,) Niitt. in Torr. *.Vc (Jray. Fl. 1 : r4'2. 



lN4(). 



Mitsiiiiiiiii ilirdi-ic'diiiii liiiiiL-rri Tt)Vf. Sc (Jray, Kl. 1 : <)4L'. 1S40. 

 M. IviiclniHjirrtDinii Niitt. in Torr. it Cray, I. e. 

 .1/. iiii(/iixlifi)liiuii Xutt. in Torr. cV: (iray, 1. c. 



Iicseinhlinj^- 3f. (Uvdi'lcdf 11)11^ Imt more oi' le.s.s sca))rous throue;h()ut; 

 tVnil scabrous, sniiiiler. '1 to 8 nun. lonj^, with more prominent ril)s; 

 • >il tithes mostly solitary in the int(>rvals. often with small(>r accessory 

 ones ill the intervals or IxMiciith the ribs, two on th(> conmii.ssural side; 

 seed sulcate beneath the oil tubes, with more shallow concavity. 



