Victorian Plants. 307 



1391. Fruits all or some with a conspicuous marginal 



membrane ... ... ... ... 1392 



Fruits all without a marginal membrane ... ... 1397 



1392. Leaves pinnatisected. 



Finally slightly shrubby; branches thin; segments of leaves 

 narrow, usually entire and acute ; headlets of flowers 

 quite small ; fruits compressed, mostly granular-rough, 

 their membranous margin often fringed or ciliolated, but 

 the outer fruit without any marginal membrane ; pappus 

 minute. B. ciliaris. 



Leaves short-lobed or indented or entire ... ... 1393 



1393. Partly beset with hairlets 1394 



Nearly or quite glabrous ... ... ... ... 1396 



1394. Root producing offshoots. 



Beset with scattered much appressed hairlets; radical 

 leaves long-stalked, acutely lobed ; stem-leaves few, 

 elliptic-lanceolar, somewhat indented or entire ; headlets 

 of flowers comparatively large, on long stalks ; fruits 

 granular-rough, broad-margined. B. heterodonta. 



Roots without any offshoots ... ... ... ... 1395 



1395. Pappus minute. 



Much beset with short jointed and often glandule-bearing 

 hairlets, seldom almost glabrous ; lower leaves from 

 obovate- to elliptic-cuneate, bluntly lobed ; upper leaves 

 narrower and less indented; headlets of flowers com- 

 paratively large ; involucral bracts very blunt ; fruits flat, 

 somewhat granular-rough, broadly margined ; pappus 

 minute. B. stricta. 



Pappus conspicuous. 



A rather robust desert-herb, imperfectly beset with cottony 

 vestiture ; stems several, mostly branchless ; leaves from 

 linear- to lanceolar-cuneate, often acutely short-lobed 

 towards the summit, the upper leaves sessile ; headlets 

 of flowers comparatively large, long-stalked ; fruits com- 

 pressed, granular- or aculeolar- rough, their membranous 

 margin fringed with upward dilated lobules ; pappus 

 conspicuous. B. calocarpa. 



