AND FERNS. 279 
GRAMINA. 
420. Cynosurus cristatus. (Inthe meadows near 
the river). 
421. Briza media. (With the preceding). 
422. Glyceria_ aquatica. (In great plenty along 
the banks of the river, and of water-cuts, 
communicating with it). 
423. Glyceria fluitans. (Common). 
424. Glyceria rigida. (Sparingly here and there 
in old chalk-pits and gravel-pits). 
425. Poa annua. (Everywhere). 
425a.Poa pratensis. (Common). 
426. (?) Poa trivialis. (I suppose, common about 
Mildenhall, but I confess that I did not take 
care to distinguish it from pratensis). 
427. Poa compressa. (On old walls and dry 
banks). 
427a.Arundo phragmites. (Very abundant in the 
fens). 
428. Molinea caerulea. (Very abundant in the 
fens, especially in plantations on boggy 
soil). 
429. Catabrosa aquatica. (On the margin of the 
‘« Eriswell Lode).” 
PIEICES: 
430. Polypodium vulgare. (Sparingly at the roots 
of trees in one or two of the planta- 
tions). 
