REVISION OF ANACYCLUS 



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Fig. 4 Variation in cypsela morphology. An example of a transformation series where overall 

 expansion in the wings and increase in pappus size, together with a reduction in the general form 

 of the body, show increasing apomorphy (see Table 1). Species (from top to bottom): A. pyrethrum 

 var. pyrethrum. A. pyrethrum var. depressus, A. monanthos subsp. monanthos, A. maroccanus, 

 A. radiatus subsp. radiatus, A. radiatus subsp. coronatus, A. clavatus, A. linearilobus, A. homogamos, 

 A. nigellifolius. 



