GREAT EQUrSETUM. 
07 
GREAT EQUTSETUM, [fertile stem, natural size). 
Equisetum Telmateia, Ehrhart. 
Equisetum Jiuviatile, Smith, Hooker, Babin gton. 
This beautiful species occurs in almost every county ol‘ Eng- 
land, but more abundantly in the neighbourhood of London 
than in other localities : Hampstead Heath and the neighbour- 
ing woods afford several well-known stations : it occurs also in 
F 2 
