18 I. RANUNCULACE.E. (Hook f. & Tlioms.) [Jianunculus. 



** Leaves lubed or much divided. Achenes turgid, not margined, com- 

 pressed in 10, Clioerophyllos (see 7, pulchtUus). ^ 



9. R. li3rperboreus, liotlb. ; stem creeping stoloniferous. leaves 3^-7- 

 lobed or capillaceo-multitid, flowers small solitary, petals scarcely exceeding 

 the sepals. 



lunar regions of the Alpine Himalaya, from Sikkim to Kashmir, and in Westekn 

 Tibet, alt. 14-17,000 ft. — Distrib. Arctic and Alpine Northern regions. 



A small glabrous perennial^ terrestrial or floating. Leaves orbicular or renifonn, base 

 sometimes cuueate, lobed to the middle or base. Sepals reflexed. Petals olovate. 

 Achenes in dense heads, very small, oval, beaked by the short style. — Minute specimens 

 without stolons are undistinguishable from JR. pygmceusy Vahl. 



Var. 1. iypicus; creeping on moist ground, leaves very small 3-lobed to about tli»3 

 middle, base rounded or cuneate, head of achenes small. R, hyperboreus, H.f. & T. 

 Fl. lad. 32. ^ ... "^ 



Var. 2. naians, Kegel ; floating, leaves ^-1 in. diam. reniform 5-7 -lobed, heads of 

 achenes large. R. nutans, C. A, Meyer; R. radicuns. H,f,& T FLInd,*62{in 



Vak. 3. radicans ; creeping in moist soil, leaves rounded or reniform 5-7-pai'tite, 

 heads ot fruit large. R radicans, C A Meyer ; H.f. & 1\ Fl, Ind. 32 in part; B- 

 radicans a typicus, Begel. 



Var. 4. multijidus ; floaiing, leaves capillaceo multifid like R. aquatllis, R. PurbLn, 

 /look. FL Bor. Am. R. radicans y multifidus, -ffe^eZ— Ladak, Stewart, :i 



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10, R. ChceropliylloSy Linn.; erect, pubescent or villous, leaves ter- 

 nately partite rarely entire, achenes compressed in an oblong head, beak 

 long straight. H.f. & T. Fl. Ind. 33. - 



■\Vestbrk Tibet, motintains of Hasora, alt, 12,000 ft., Winterhottom.—'Di^yi^^- 

 S. Europe, Asia Minor, Persia. 



Rootdock tuberous, with thick fibres. Stem 6-12 in, simple or with 2-4 long 

 1-flowt' red branches. Radical leaves rarely oval and entire, usually with 3-partite of 

 vaiiously-cut segments, cauline few 3-partite or linear and entire. Flowers 1 in. diam. 

 >Sl?paJ!!s spreading. ^cAen€« many, oval. " ., 



11. R. affinis, ^/*. ; erect or diffuse, hairy, leaves pedately 5-9-lobed, 

 achenes in oblong heads inflated, beak straight. R. cfesjntosus, WatL Cat. 

 4701. //./. <{' r. Fl. Ind. 33. K. pedatifidus, Led, (not Smith). E. dahii- 

 ricus, Turcz. 



Inner ranges of the Tkmperate and Alpine Himalaya, from Sikkim to Balti, aU. 

 11-16,000 ft.; and in Western Tibet. — Distkib. Temperate and Arctic Asia and 

 America. 



Stems 6^12 in., often many, from a perennial, slender, branched rootstock. Hadiciil 

 leaves uniform, 4-1 i"- diam., lobed to the middle or base, Ljbes oblong or linear; 

 lower cauline with navrv>\ver segments, tipper entire or 3~5-parlite. Flowers ^ § '"• 

 diam. Sepals bilky. Achenes small, hcarcely compressed. — Hardly different from tli<^ 

 Siberian R, amvKHus^ Ltd. {R. pedatifidus, Sm.) 



1 2. a. hirtellus, Boyle III, 53 ; erect or decumbent, pubescent, leaves 

 3-partite, achenes in an oblong or globose head inflated, style straight or 

 hooked. II. f. <(r T. FL Ind. 34.. K. attenuatus, nervosus, choorensis, and 



glahratnSj Hoyle III, 53. ^ v ' v^ 



Temterate and subalpinb Western Himalaya, ascending to 14,000 ft. (a dwarf 

 large flowered state). / "' ; ■ i^. . . ;.: - 



EoUstock densely fibrous. Stems many, 1-1 4 ft., branctied, many-flowered (except 

 the alpine forms). Hadical leavts 14-2 in. diam., reniform, lateral segments often 

 deeply 2-lobed ; cauline palmately 3-5-partite. "^i^'iotrer^ |-| in. diam;- Sepals wi»h 

 •ppicsbcd hairs. Achenes many, glabrous or hairy.— Very variable, and closely alli^^ 



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