COMPOSITE. 221 



Dichrocephala chrysanthcmifolia DC. (including 

 D. latifolia DC.) ; F.B.L iii 245, XII I ; Round-head. 

 An untidy weed with small chrysanthemum-like leaves, 

 widely divergent branches, and small spherical purplish 

 flower-heads. 



Stem erect or decumbent ; all green parts covered 

 with short hairs : branches diverging widely. Leaves 

 flaccid, with dull surface, coarsely lobed and toothed, 

 the lowest 2 to 3 inches, pinnatifid or lyrate with broad 

 terminal lobe and narrower lateral ones (D. latifolia) ; 

 upper leaves I inch, oblong coarsely toothed or pinnati- 

 sect, not stalked, clasping the stem with broad auricles 

 (D. chrysanthemifolia) ; or often all leaves one kind or all 

 the other kind. Peduncles % to I /^ inches, the longer 

 with a small bract, straight, divaricating. Heads % to 

 y^, inch, spherical. Florets all tubular ; outer ones very 

 slender, tubular with four small teeth, appearing to the 

 naked eye as short thick white rods, with style but no 

 stamens ; middle ones (about fifteen) larger, campanulate 

 with four spreading lobes, bisexual. Achenes obovate, 

 compressed, without pappus, tt. 155, 156. 157. 

 Wight Ic. tt. 1095, 1096 ; Sp. Nilg. t. 108. 



V'ery variable as regards its leaves, and hitherto regarded as two 

 species. My plant No 2985 (t. 156), collected on the Kodaikanal downs 

 Septembei 1912, has the characters of both type i)lants, D. latifolia DC. 

 Wight Cat. 1412 (t. 155) and D. chrysanihemifolia DC. Wight Cat. 1413 

 (t. 155). Fysoti 2985, 300, 2036, 3929. Bourne 1167, 407. 



On both plateaus, on the open downs. 



Gen. Dist. Mountains of India from Kashmir to Ceylon, tropical Asia 

 and Africa. 



MYRIACTIS. F.B.I. 78 XV. 



A small genus of perhaps only one species, belonging 

 to tropical Asia and Africa ; characterised by the broad 

 flat and daisy-like heads, naked disc, narrow bracts, 

 long strap-shaped, white or blue never yellow, rays, 



