roULTKR AND RuSK — N«»UTII AMERICAN rMHKLLIKERAK. 



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oil tuin- 

 idc; stH'l 



Kroiii I'tali iiiid western (Vtlorado to western Montana and eastern 

 Washington. 



Siirciiiii'iix I'.niiiiliii'tl: 



I'taii: Wanatcli .Mdiiiitaiiis, allitu.lc •_', 100 meters. W'alsi,,, Jfi."), Jmif, lS(i<»; ftali 

 Valley, altitude l,r)00 inctcrs, ./ohik 1()7s, May .".. ISSd; S|(riiitrviilc, ./mii'x, 



Coi.oKADo: iMirt I.ewis, sdutiiwestcni Colnradn, .|//Vv /■mxIhoihI •J\, .\n\\v 10, 1S!H); 

 Glenwood Springs, Oslirlmut, ■Iiiiic, ISit."). 



Wyominc: Ycilowstniic Park, Tn-rnlij. June, issr>;^ same staticm, /e/.-v Itili, "j;!!?, 

 Aiifjust ll)-l!t, lS!t,'!; Hame station, lliiri/lilimis, ,hi!y, IS'.i:;; La r.arjre, t'inta 

 (\nuit\, Slirnixdii, .Imie-.Fiily, 1S!I4; l'",\anst(in, I'inta Cunnty, Xflsoii L'iitlT, 

 May 28, 1H<)7; MamiiKiti) Itot Spriii-rs, Yeliowstune Park, .1. ,t'- /•;. .Xrlxm, 

 555)2, June 80, lH!ti». 



Montana: Belt liiver, W'lllidins 10, May-July, iSSi; Helena, A'c/.sc// 2(10, May 

 1(), 1HS7; Tinrdfi, in ISSO; near Red Lod^'e, linx, 15, July 2(1, iS'Ci; Spanish 

 Basin, Ri/dhrr;/ W2\. June 24, ISOT. 



Idaho: ]\'il('<>.i\ in iss;!; near Pocatello, I'lilimr 4S, May 17, isii:!; near Lewis- 

 ton, Xi'Z Perces County, Ifnulrrxnn, April-Jtnie, isul; l)i'j:('amas Prairie, 

 altitude 1,")00 meters, llr,„la-x,,i, :il77, July 14, ISiC). 



Orkcion: nif;li ridjres, eastern Oret^on, llimrll IS'J, June, Isso; Cusirl: 1171, in 

 18S4; Pine ("reek, (lilliam County (altitude 400 meters i. Farewell P.end, 

 Crook (bounty (altitudi^ 1,270 meters), and near Fort Klamath (altitude 

 1,470 meters), Leilxn/ KiH, 4.'52, (555, June-Au>,Mist, lSlt4. 



\VAHiiiN(iTON: North Yakima, Yakima County, l'iihiiir,\u 1S!K); same station, 

 Ilmdn-xoii 2518, May-July, lSi»2; Waitshur^, Walla Walla County, Ilnnnr 

 223, June 12, 1807. 



oH. Lomatium triternatum (l*iirsli) (". c'c K. 



Hiisdi trilfniiilinn Pursh, Fl. 1: 107. 1814. 



PeuceddiiKin IritrriiKliiin Nutt. in Torr. i*c (iray, l"'l. 1: ()2(i. 1840. 



Caiile.scent or acaulescent, puheruh'nt, .'5 to T.o dm. liiolr. leaves l)i- 

 tornato to tritertiate: leaflets from narrowly lineiii' to lineiir-hmeeoliite, 

 5 to 10 em. lono-; umbel unociuiilly .") to iS-niyed. with iinolii- 

 eols of liincecjlate or setae(M)us hnictlets; rays 1 to 5 em. lono-; |)edieels 

 2 to 4 mm. lono" flowers deep yellow; fruit ntirrowly oMoiio-, o-|ji- 

 hrou.s, ♦) to 12 mm. lono-. ;'> to 4 mm. })r<)!id. with narrow wino\s tind 

 somewhat prominent dorstil tind intermediate ri))s: oil tubes very 

 large and broad, solitary in the intoi'vals, 2 on the connnissurjd side; 

 >eed face very slightly eoneav(\ 



Type locality, "on the waters of C'olumt)iii River." Oregon or 

 Wiishington, or, aeeording to Dr. Cones, ""on the mtiin Kooskooskee;"' 

 eolleetcd by Lefiivs,' typi^ (leaves oidy) in Herb. Phihid. Aead. {,^de 

 Kobinson & (ireonman). 

 From northeastern Californiti to Hritish Columbia. 

 Illust. Hook. Fl. l?or. Am. 1: 2(i4. i)l. 04. 18,S4. 

 Siwolmmix i:ra))i iiicd; 



Califoknia: Cisco, Plumas County, }[>•><. A*. .V. Anxllu. 



Ouegon: Klamath Valley, altitude 1 •"'-> meters, <'ri)id:lilli -i'.>,\n 1S()4; Silverton, 

 Marion County. Iffdl 214, in 1871; ll'unll. Ji,;; > 1S80: near Rot'k Creek, 

 Morrow County, altitude 1,040 meters, Labcni 87, May 22, 1804; Klamath 



