CONSPECTUS 
OF THE HYPOTHETICAL DESCENT QF GROUPS OF 
BIOTIAN ASTERS 
Anteceden 
tear iii ra 
Subsections | Groups, and number of species 
mass of ancestor 
plants 
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CE MM MIC EM CDM EET uU Aa AN RS 
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. - . - e- vw 9 € . . - 
A Ei REE- 5 . * t 
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. 
MINE WP LE a du ue NL E Mi 
LM CL ud. Ze Wubi Er. 
Re ee : Nmicibilis . -— 
88 
