Wedelia."] LXXVIH. COMPOSITE. (J. D 1 . Hooker.) 307 



4. W. Wallichii, Less, in Linn<e,a,\\. 162; suberect, hispid or scabrid, 

 leaves petioled ovate acuminate serrate 3-nerved sometimes softly pubescent 

 beneath, outer invol. bracts oblong obtuse or acute equalling or exceeding the 

 disfc-fl., acheues obovoid compressed or obtusely 3-angled, tip contracted. W. 

 urticaefolia, var. a and y, DC. Prodr. v. 540. W. scaberrima, Wall. C<jt. 3208. 

 W. biflora, Clarke Comp. Intl. 137. ? Verbesina biflora, Roxb. Fl. Ind. iii. 440. 

 V. biflora, Wall. Cat. 3204 E., 3207 E. Eclipta scabriuscula, Watt. Cat. 3212 r 

 partly. Ecliptacea, Wall. Cat. 3208. 



TROPICAL HIMALAYA ; alt. 0-5000 ft., from Kximaon. Edgcworth, to Bhotan and 

 the Mishmi Mts., Griffith. KHASIA Mrs. and BIBMA. DISTRIH. Java. 



58. SPILANTHES, Linn. 



Annual herbs. Leaves opposite. Heads usually long-peduncled, axillary or 

 terminal, heterogamous and radiate or homogamous and disciform, ray-fl. $ ,. 

 1 -seriate, fertile, ligule white or yellow; disk-fl, , fertile, tubular, limb 

 4-5-fid. Involucre ovoid' er campanulate, bracts sub-2-seriate ; receptacle 

 convex, elosgaie, pales enclosing the flowers often connate with the ovary into 

 a stalk. Anther-bases truncate, entire or 2-toothed. Style-arms of truncate. 

 Achenes of ray triquetrous or dorsally compressed, margins and angles usually 

 ciliate ; pappus 0, or of 2-3 bristles. DISTRIB. Species about 20, chiefly tropical 

 American. 



1. S. Acmella, Linn. ; erect or ascending, leaves petioled ovate-lanceolate 

 crenate-serrate or entire 3-nerved, heads ovoid solitary or panicled, ligulea 

 minute. Dah. $ Gibs. Romb. Fl. 129; Clarke Comp. Ind. 138; Kurzin Journ. 

 As. Soc. 1877, ii 176. Verbesina Acmella and Pseuda-acmella, Linn. Acmella 

 Linn Sea, Ctrss. 



Throughout INDIA ; ascending the Himalaya and other mountains to 5000 ft. 

 DISTRIB. All warm countries. 



VAR. ]. Acmella proper, Clarke I.e.; peduncles subsolitary, achenes margined 

 scabrid, pappus usually e>f 1-2 bristles. S. Acmalla, DC. Prodr. v. 623 ; Wall. Cat. 

 3285. S. calva, Wight Ic. t.. 1 109. Throughout India. 



VAR. 2. calva, Clarke 1 c. ; peduncles subsolitary, achenes smoother, pappus 

 usually obsolete. S. calva, DC. Prodr. v. 625. S-. Pseudo-acmella, Linn.; DC I.e. 

 and in Wight Contrib. 19; Watt. Cat. 3185. Cotula coniea, Wall. Cat. 3185. 

 Throughout India. 



VAR. 3. oleracea, Clarke 1. c. ; more robust and succulent, heads and leaves larger, 

 peduncles subsolitary, achenes as in var. 1. S. oleracea, Jacq. Hort. Vind. ii. t. 135 ; 

 Eoyb. Fl. Ind. iii. 410; DC. Prodr. v. 624. Bidens fervida and fixa, Lamk. Diet. i. 

 415. 416. Cultivated in gardens. 



VAR. 4. paniculata, Clarke 1. c. ; taller, more branched;, heads numerous panicled, 

 achenes strongly margined sparsely scabrid, pappus bristles 1-2. S. panicnlata, DC. 

 I.e. 625; Wall. Cat. 3186. Birma, Wallick, &c. ; Sikkim, J/D. H.; Banda, Edyi- 

 worth ; Madras Coll., G. Thomson. I suspect this to be a cultivated form. 



58*. GUXZOTXA, Cass. 



Annual herbs. Leaves opposite, or the upper alternate. Heads peduncled, 

 axillary and terminal, heterogamous, rayed; raiy-fl. <j> , 1-seriate, fertile; ligule 

 2-3-toothed, yellow ; disk-fl. , fertile, limb campanulate 5-fid. ; tube of both 

 short, woolly^ embracing the top of the achene. Involucre campanulate ; bracts 

 sub-2-seriate, outer subfoliaceous, inner like the pales ; receptacle convex or 

 conic ; pales flat, scarious. Anther-bases truncate, entire. Style-arms of > , 

 with subulate hairy tips. Achenes glabrous, dorsally compressed, tip rounded j 

 pappus 0. DISTRIB. Species 3, tropical African. 



