20 I. RAXUXCULACE2E. (Hook. f. & Thorns.) [Ranunculus. 



Swamps and rice fields in NJPAL, Wallich ; banks of the SI.-II.I.T at Ludiana, and 

 GANGES at Bhojpur, Edgeworth. ASSAM, and KHASIA HILLS, up to 6000ft., 11. j. <( '/'. 

 I)IT;:H!. N. China, Amur-land, N. America. 



/Stem 2-3 ft., prostrate and rooting at the base only, branched. Radical leav 

 petioled. leaflets long-sralked, 3-partite and deeply cut into linear segments; caulin.; 

 shorter petioled, upper subsessile. Flowers about 1 in. diam. - s 



many, large, with an intramarginal rib and short straight beak. Very variable. in tho 

 shape of the head of achenes, and in the prominence and position of their intrai; 

 rib; but a large suite of specimens convinces us of the specific identity of all the form-. 



SECT. IV. Echinella, DO. Annual, rarely perennial. small, 



yellow. Acheues echinate or tubercled (rarely smooth in -K\ ' 



18. R. flaccidus, //./. &T.FI. Iml. 38 ; perennial, tufted, prostrate, 



leaves reniform or orbicular creiiate ylabruiis, achenes beaked, rough with 

 .small tubercles. 



TKMI-KKATK HIMALAYA, in the upper forest region, from Kumaon to Uhotan, alt. 

 9 -10,000 ft. 



Patches largo, dense, green, appressed to the ground ; stems filiform ; nod- 

 rooting. Lena \ in. diam. or !-> -^nn-ent minute. h ' in. diam.. - 



leaf-opposed. Sepals reflexed. nearly e.|iialiii. 

 oval, not much cumpressed, beak short retlexed. 



19. R. WallicManus, IT. ,( A. /'/<//. i. -1 ; ]u-remiia1, prostrate, liairv, 

 leaves ternati;>artite. arheiies compressed orbicular tubercle.!. \Y > 



/'. // ///'/. 3a 1!. i)innatus, \Yi.jht Hi i. G, HO* ,./!' 



.nt:iins of < Y.YI.ON and Nn.(;il!KI. 



xi< in* spread ing and rooting at the no.l, -s from th.- perennial rootBtock, bireote, rarely 



glabrate. Ju di<;/l I ur, x 1--1.J, in. diam. ; segments stalk*- 1. oli.,\ate enneate, sharply 

 fill and tooth. 'd ; eaiilim- .'! partit--. l'< <l ///</,., li and terminal. 



Flowers \ in.iiiam. X>-jml* re||i-x-d, much shorter than the petals. Acht 

 ined, botli dotted and tubercled. 



20. R. murlcatus, Linn. ; annual, erect or diffuse, glabrous, rarely 

 hairy, K-avi-s .,-;id, aciit-nc's oval tlatteiu-.l tubc-rdcd or >|.innii<, ra; 



//./'. <C- T. /'/. ln.i. 89. II. Cabulicus, Bow, l)<'i<tn. ter. -. 



Swampy places, at low eteratknu, ID tin- ft .\.iAr,-IIi.M.\i.\Y\, and in the plains at 

 ]'i. .- n \\\ t i: and AMI;.M.LAM. I>:si i.n;. Iv.r-p.-. \\ . A-ia, ini. pi-rat..- N. Am.-, i 



titems 4-1'J in. J.turcx \--\> in. diam., lol.es irregularly cut, base rounded or cordate, 

 of the upper enneate. /-Vo//-/'/-x .\ ', in. diam., solitary and !eat'-i'pp..-..-d, or terminal 

 and paniclc-d. Sepals retli-xi-d. rather shorter than the [chene* in a large 



globose head, ', i:i. long, 'ube -d over the tlatteiu-.l sides, or cuulinod I 



the intramarginal rib ; beak straight, compressed, ribbed, tip hooked. 



21. R. arvensis, Linn.; annual, erect, much branched, glabr>iH. or 

 silky above, radical leaves euneate, u\- obovate :i-.Vt<>othe-d, eauline :{-|iartit', 

 achenes few large obliiiucly o'hovate not margined, densely spinoiis. Wall. 

 Cat. 4700 ; Royle ILL. 53 ; //. /. & T. Fl. Ind. 39. 11 tuberculatus, 

 JJC. Prodr. i. 41. 



\\'I:STKKX HIMALAYA, from Kashmir to Kuraaon. DISTRIB. Europe, Asia Minor, 

 Afghanistan, \\'estern Siberia. 



Stem solitary, 0-24 in. Leaves variable, lowest 1-2 in., soon withering, segments of 

 eauline cut into linear lobes. Flower* J, in. diam. ^V/ /* ai>press-'d to and half the 

 length of the petals. Ackenes 5-10, usually clothed with hooked spines ; style straight 

 or hooked. 



