125 



ADDENDA. 



LEERSIA ORYZOIDES. Svvartz.— A rare Grass, grow- 

 ing in ditches and damp places. Henfield and Arundel, Essex ; 

 Mole River, Surrey; Boldre River, near Brockenhurst Bridge, 

 Hants. Found by Mr. Borrer. 



AGROSTIS INTERRUPTA. Linnaeus.— Rare. Sandy 



pastures. Thetford. Closely allied to Agrostis spica-venti. 



POA BORRERI. Hooker and Arnott. — (Glyceria con- 

 ferta, Fries; Sclerochloa Borreri, Babington.) South of Europe, 

 in brackish places. 



POA LAXA. Hcenck. — Rare. Ben Nevis, Loch na Gar, 

 and Clova mountains. 



BROMUS RACEMOSUS. Lin njeus.— 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. Linn^us.— Corn-fields. Surrey, 

 Kent, Essex, and Somersetshire. An introduced species. 



AVENA PLANICULMIS. Schrader.— Isle of Arran. 

 Introduced. 



