GEOLOGIST. 



315 



■ 



- 



Foxtail, 

 Buttlo-t 



' 



Hoard-Grass. 



Broom-Corn. 

 • ifl. 





g Rush. 

 Scouring Rush. 





P and pubcs- 



- IT. 



hi). 



. 



osum, Mulil. 

 . Beauv. 



Arbor. 



Setaria vii idis, Be an v. 



Ann Arbor; Emm i~ in fields with the following. 



Setaria Ituiica, K until. 

 Emmet Co.. cultivated by tb i Indlai I • 



..us tribuloides, L. (C echinatus, var. tribu- 

 loides— W.) 



Andropogon forcatus, Muhl. 



.',. (Wright). 



Andropogon Bcoparius, Michi. 



Antrim Ob., common; S. E. and S. W. (Wright). 



Andropogon Virginicns, L. 



Sorghum nutans, (J ray. (Andropogon nutans — W.) 



:. h. (Univ. Herb.) 



EQUTSETAl 



Eqnisetnm arvensV, L. 



Ann Arbor; Bruco Mine, Ca.; Prummond's L, abundant, in sandy soil. 



[sctnm pral - . Ehrh. 



Emmet Co. 



Eqnisetnm sylvaticum, L. 

 Eqnisetnm Iimosnm, L. 



bt). 



setum hyemale, L. 



y abundant in sandy Mil; Branch I,nk<\ 

 .rowing in the marshy margin i 

 ith. 



—i am varii gatum, Schleicher. 



: 



Miclix. 



: 



FIX.' 



Polypodinm rulgare, L. 



:.imond'» I. 



