225 



ADDENDA. 



LEERSIA ORYZOIDES. SWARTZ. A rare Grass, growing in 

 ditches and damp places. Henfield and Arundel, Essex; Mole River, 

 Surrey; Boldre River, near Brockenhurst Bridge, Hants. 



AGROSTIS INTERRUPTA. LINNAEUS. Rare. Sandy pastures. 

 Thetford. Closely allied to Agrostis spica-venti. 



POA BORRERI. HOOKER AND ARNOTT. Glyceria conferta, Fries; 

 Schlerochloa borreri, Babington. South of Europe, in brackish places. 



POA LAXA. H<ENCK. Rare. Ben Nevis, Loch na Gar, and Clova 

 Mountains. 



BROMUS RACEMOSUS. LINN^US. Sandy situations. South of 

 England. Scarcely different to B. commutatus. 



BROMUS PATULUS. KOCH. Found by Mr. Gibson, near Hebden 

 Bridge, Yorkshire. Closely allied to B. arvensis. 



BROMUS SQUARROSUS. LINNJEUS. Corn-fields. Surrey, Kent, 

 Essex, and Somersetshire. An introduced species. 



AVENA PLANICULMIS. SCHRADBE. Isle of Arran. Introduced. 



2 G 



