Victorian Plants. 311 



ABROTANEXiXiA. 



1408. Leaves rigid, linear. 



Depressed into ramified patches, glabrous ; leaves shining, 

 spreading, at the base clasping ; headlets of flowers very 

 small, singly terminal, sessile or short- stalked ; in- 

 volucral bracts streaked by three transparent vemiles ; 

 fruit bluntly angular. Figure 89. A. nivigena. 



COTUIiA. 



1409. Annual. 



Erect, slender, almost glabrous ; leaves threadlike-linear ; 

 headlets of flowers on elongated stalks ; involucral bracts 

 few, very broad ; marginal flowers in one row, without 

 corolla and stamens, their fruits on distinct stalklets and 

 each surrounded by a thin membrane ; fruits of the 

 central flowers flat, smooth, without any membranous 

 margin. C. filifolia. 



Perennial ... ... 1410 



1410. Leaves indented or some entire. 



Diffuse or partly prostrate and creeping, glabrous ; leaves 

 from elliptic- to linear-lanceolar, occasionally rather 

 long-lobed, generally dilated towards the clasping base ; 

 headlets of flowers comparatively large, on elongated 

 stalks ; marginal flowers in one row, without any 

 corolla and stamens; on conspicuous stalklets, and each 

 surrounded by a thin membrane ; fruits of the central 

 flowers turgidly margined. C. COronopifolia. 



Leaves pinnatisected ... ... ... ... 1411 



1411. Marginal flowers without any corolla ... ... 1412 



Marginal flowers with a minute corolla ... ... 1413 



1412. Headlets of flowers on elongated thread-like stalks. 



Diffuse, lax, much beset with soft hairlets ; leaves flaccid, 

 short-stalked, their segments mostly cleft into narrow 

 lobes ; headlets of flowers very small ; marginal flowers 

 in several rows, each on a distinct stalklet, surrounded 

 by a narrow membrane ; fruits of the central flowers 

 without any expanding margin. C. Australis. 



Headlets of flowers on short, rather thick stalks. 

 An alpine dwarf glabrous plant, somewhat creeping ; leaves 

 short-stalked, their segments rather narrow, entire or 

 slightly incised ; marginal flowers in several rows, each 

 on a minute stalklet, their fruits thickly margined and 

 often somewhat ciliolated. C. alpiiia. 



