fore it would not st'cni likrly thai llir plant in (|n(>tiiin would he 

 tiiistaki-niy ([(.•k-rminrd as I', oiixctdrun) by Mr. Masse. ,\lc- 

 Clatcliic. in his St'cdlcss I'lanls nl Snutlu-iai Calilm-nia mentions 

 1'. olivctoruni but makes no reference to 1'. duhia. 



Pliyscia (>hsciira v. virella (.\cli.i l.ei.L^lil. "new to xour re- 

 gion." 



i'hyscia caesia ( 1 lotlni. ) Xyl. "new Uj your region." 

 I hope this accidental addition to our local Lichen flora will 

 stimulate the collection and stud\- of this class of iilants. 



62 



