Ghrysanfhellum.'] lxxtiii. composite. (J. D. flooker.) 311 



lobed or cut. Heads ^ in. diam. in flower, J in. in fruit. Aehenes ^ In. long, equal- 

 ling the invol. bracts. — This has been united with the American and Senegal species 

 by Bentham, Clarke and others ; but the aehenes are smaller and never broadly 

 winged as in the American species. 



62*. GAIiXIVSOGA, Eutz et Pav. 



Annual herbs. Leaves opposite, entire or toothed. Heads small, peduncled, 

 subterminal and axillary, heterogamous, rayed ; ray-fl. few, ? , l-seriate, fertile, 

 ligule yellow spreading ; disk-fl. (^ , fertile, tubular, limb 5-fid. Involucre 

 hemispheric ; bracts few, 1-2-seriate, ovate, obtuse, striate j receptacle conic or 

 elongate; pales slender, serrate. Anther-bases subentire. Style-arms of § 

 acute or with an acute short tip. Aehenes angled or the outer dorsally com- 

 pressed ; pappus of a few scarious, entire awned or fimbriate scales, of the ray 

 often 0. — DisTRiB. Species 5, tropical American. 



G. parviflora, Cav. Ic. iii. 41, t. 281; DC. Frodr. v. 677; Clarke 

 Comp. Ind. 112. 



A weed in cultivated and waste places in the Himalaya, alt. 4-8000 ft., introduced 

 from America. 



A weak, erect, hispid or glabrous herb, 6-12 in. high. Leaves petioled, 1-2 in., 

 membranous, ovate, obtusely acuminate, 3-nerved, subserrate. Heads ^ in. diam. ; 

 peduncles very slender ; invol. bracts broad, green. 



62**. TXtXDAX, lAnn. 



Perennial herbs. Leaves opposite, pinnatisect ; segments few, narrow. 

 Heads very long-peduncled, heterogamous, rayed ; ray-fl. J , fertile, ligulate or 

 2-lipped, with the outer lip large 3-fld or 3-partite, the inner small 2-lobed or 

 -parted or ; disk-fl. , fertile, tubular, limb elongate 5-fid. Invol. hracts 

 few-seriate, outer short, broad, herbaceous ; receptacle flat or convex ; pales 

 membranous. Anther-bases •frith, short, acute auricles. Style-arms of § hairy 

 above, tips subulate. Aehenes turbinate or oblong, silky ; pappus of short or 

 long aristate, feathery bristles. — Disikib. Species 7, tropical American, of 

 which one is introduced into India. 



T. procumbens, lAnn. ; DC. Frodr. v. 679 ; procumbent, hirsute, 

 leaves ovate or lanceolate deeply irregularly serrate, peduncles 2-3 times as long 

 as the stem. Wall. Cat. 3197 ; Clarke Comp. Ind. 142. 



Abundant in various parts of India, introduced from S. America. 



A weak straggling herb, 1-2 ft. long, with few leaves 1-2 in. long, and very long 

 slender solitary peduncles a foot long and more. Heads f in. diam. Aehenes brown ; 

 pappus ^ in. long, shining. 



Tbibe 'VI.— ANTHEnXOIDES:. 



63. ACKZIiZiEA, Linn. 



Perennial pubescent or villous herbs. Leaves alternate, narrow, serrulate or 

 pinnatisect. -Heads small, corymbose, heterogamous and rayed or homogamous 

 and disciform ; ray-fl. few, $ , rarely neuter, ligule short white pink or yellow ; 

 disk-fl. 5 , fertile, tube terete or compressed and 2-winged, base often produced 

 over the top of the achene, limb 6-fid. Invol. bracts in few series, appressed, 

 margins oftea scarious and black, outer shorter; receptacle flat or elevated, 

 pales membranous. Anther-bases obtuse. Style-arms of J with truncate and 

 pemcillate tips. Aehenes oblong or obovoid, dorsally compressed, glabrous, with 

 2 cartilaginous wings ; pappus 0. — Disieib. About 50, of temp. N. regions. 



