

ADDENDA. 



LEERSIA ORYZOIDES. Swartz.— 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. Lin n^us.— Rare. Sandy 

 pastures. Thetford. Closely allied to Agrosiis spica-ve?iti. 



FOA BORRERI. Hooker and Arnott. — {Glyccria 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. Linn.t5US.— Sandy situations, 

 South of England. Scarcely different to B. commutatus. 



BROMUS PATULUS. Koch.— Found by Mr. Gibson, 

 near Hebdcn Bridge, Yorkshire. Closely allied to B. arcensis. 



BROMUS SQUARROSUS. Linn.tus.— Corn-fields. Surrey, 

 Kent, Essex, and Somersetshire. An introduced species. 



AVENA PLANICULMIS. Schrader.— Isle of Arran. 

 Introduced. 



