C. NAUSEOSUS. 



223 



\n.cerumi'f703u^ \o.mo^s^nsis\ 



Bracts with tnvol' 



long recurved high, sharply 

 tips angled 



Style-appendages 

 shorter than stig- 

 matlc portion; cor- 

 lobc under imm. 



Invol. puberulent to 

 tomentose ; achenes 

 villous ; cor- lobes glabrous 

 Gray and white plants. 

 {typicus branch) 



Fio. 28. — Phylogenetic chart of the aubspcciea of CArj/sofAomnu* nou*eo»u» 



