Ranuuru/us. KAN UNCI LACK.i:. 'X, 



,^'7.7^"!' - ^l""";^^i"; •'";<1 va]I..ys from Montana a„.i Hrit. r..I,„nl,ia to the Sierra Neva-lu 

 t al.for.ua, a...l to tl.o Hocky Mountains tl.ron^rl, Colora.lo ; first .oil. I,v /Jo„.,tas ■» 

 R. dlgltalUS, Hook. L.-ss l!.a.. a «pau i.igh. from a .•li..sl,.r of sl.ort an.i .io«nw,r.lI 

 tuherous-ti.R-kened roots: ndical L-aves either entire an.l )a..<-eolai.. .,r like rl„. U-.s „ 

 sessile eauline, 2-4-i)arte.l into ol.lon-laneeolate or almost linear lol.es • ,.,.f,N (5 ,, ., 

 spatulatc.ol.Io..f;. a to 5 lines ion,!;: ,,xr,,els slen.ler-style.l ; akene- of tLo ,.roce.li«.r Jr 

 sn.aller, m a several times smaller hea.l.-.Jonr. Boi. & Kew Misc. iii. 124 t 4- Wats IJoi 

 King Kxp. 8. — Mountains of S. Idaho, N. Neva.la, L'tah, &e. ; tirst eoll. I,y Jlurke.' 

 = = Leaves all palmately or i.edately h.bed or divided, small: akenes turmM-Ientinilir 

 with aeute or :Kutish hack, tipped with a small suhulate heak : strictlv areti.- or •ili.im* 

 perennials, fihrou.s-rooted from a short caude.x, tufted, a span or les« high, nearlv ijl-.hrous 

 except that the peduncles are puixisceut : flowers mostly solitarv, not larije, with r-unded 

 petals little surpa.ssing the calyx. 



R. pygm^US, Wai.l. An inch to a span high, with slender or weak one-flowered slemn- 

 radical lea^es simidy or pe.hitely ;{-.'-, deft into roundish lol.es, and caulinc often ;i-,.arted 

 jnto narrow ones petals 2 lines longer le.ss, little or not at all exceeding the sepals • akenes 

 hardly over half line long, in an oval or short-ohlong head.— Fl. Lapp 1.57 t 8 f l • 

 • Keichenb. Ic. PI. Crit. i. t. 2. f. 3-5; Hook. Fl. Bor.-Am. i. 16; Torr. & (>av Fl' i '-My' 

 R LappomcHS, Fl. Dan. t. 144. R. Sabhili, R. Br. in I'arrv, 1st Vov. Supnl to Aim 'of,x ■ 'llo'k' 

 L c. 1 7 Torr. & Gray. 1. c 20. - Throughout arctic A„,erica to the polar seas, Z m. t'he high 

 Rocky Mountains southward to Wyoming and Colorado. (Aret. Asia & En., Greenland ) 

 R.* Grayi button.* Stouter: radical and often the one or two cauline leaves hitern.-ftelv 

 or peda ely divided and i)arted ; the primary divisions .sometimes petiolulate. and the IoIm-'h 

 linear-oMongorspatulate: .stems 1-2-Howered : petals .3 lines long, surpassing the rounde.l 

 sparsely and finely villous sepals: akenes a line long, in a globular head. - Bull. Torr. Club 

 xvuK 26a. R. Hookeri, Kegel, BuU. Soc. Nat. Mosc. xxxiv. pt. 2, 47 ; Wats. Bil.l. Index 19' 

 laot Schlecht. R. pedatifidus. Hook. Fl. Bor.-Am. i. 18, t. 8, not Smith nor Schlecht. -Sum 

 mit of Rocky Mountains, on ea.stern side, between lat .52° and .5.-,°, Dnnnm.md ; npt.er part of 

 Gray s Peak, Colorado, at 12,300 feet, Putleison, in flower and fruit.s 



= = = Leaves all 2-4-ternately parted or divided into numerous narrow divisions fof 



not oyer a line m width) : akenes turgid, subulate-beaked, dorsallv marginle«, smooth 



and glabrous or nearly so • alpine or subalpine low perenni.als, with strong fibrous f;ts,-i,-led 



roots and ascending stems bearing single or few large and showy flowers. 



R. triternatus, Gray. Roots fleshy-fibrous : leaves mostly triternatelv divided and narte.l • 



primary dn.s.ons long-petiolulate, and lobes from filiform-linear (less than half line wide) 



to liuear-.spatulate (a line wide) and obtu.'=e : petals broadly obovate (4 or .5 lines lonec 



akenes very turgid, rounded on the back, slender-beaked ; the hea.l globose with a thi<-k 



globular receptacle -I'roc. Am. Acad. xxi. 370.- Klikitat Co., Washington, on high hills 



near Goldendale, IIo,-ell, distributed under name of R. Hookeri. A verv earlv flowerin- and 



depressed form li;us broader radical leaves. " " 



R. adoneus, Gray. Roots of more slender fibres : .stems a span or two hiph some at 

 length dec.mbent or spreading: leaves mostly 2-3 ternatelv parted, with primarv .iivi^i-ns 

 hardly if at all petiolulate, lobes all narrowly linear ami not wid.-ned upward • i.ef.ls 

 (sometime^ 6 or 8) rounded-flabelliform, often half inch long : akenes moderately comprcv^Ml 

 and dorsally acutish. long-beaked with the straight subulate stvle; the head globular to 

 oblong. -Proc. Acad. Philad. 1863, 5fi ; Coulter, Man. Rockv .Mt."Reg.8. R.am^nu, Grav 

 Am. Journ. Set. ser. 2, xxxiii. 241, not Ledeb. R. orthorhi/nrhus, var. nlpinus, Wat*. Bot.' 



1 Add syii R. elUplims, Greene, Pittonia, ii. 110, a common form with ellipfic-lanceolnte radic.il 

 leaves and cleft cauline, said to occur .it lower altitudes, hut no.u^of the distinctions prove coi.sUnt 



- A form with sparsely villous sepals has been collected in S. LTtah, Silrr, being R. L<mm.<m 

 Gray, in part, /rfc S. Watson, Bot. Gaz. .\vi. 346. 



8 Manniioth Hot Springs, Wyomii.p, Dewnrt, Buri/lehaus. 



* In the light of recent specimens, R. U„„Wn. Schlecht., of Mexico, apimars too well recoffnizwl to 

 permit the use of the Liter homonym of Hegel, and the pi-e.sent siwries nIiouM !».> renatv ■ "- ' 

 Britton suggests. Prof. Greene's R. Drummmdii (Erytl.ea, ii. 192) is a newlleM «vnon\ ,. 



6 Mountains near I.onton, .S'. //. CV<w/), at l.^^.OOO feet. 



