Aira.] GEAMiNE^. 345 



Meadows and pastures ; common. Fl. June, July. 

 This is the grass known to agriculturists under the name 

 of "Yorkshire Fog." 



2. H. mollis (Linn.) — Creeping Soft-Grass. 

 Districts 12-45--89 10-12 

 Lat. 51°-56°. Throughout Ireland, 

 Type in Great Britain, British. 



Woods, hedges, and pastures; not common. Fl. June, 

 July. 



AIRA Linn. 

 1. A. csespitosa (Lhm.)— ^Tufted Jtair-Grass. 

 Districts 123456789 10 11 12 

 Lat. 51°-56°. Throughout Ireland. 

 Type in Great Britain, British. 



Damp and boggy meadows, woods, &c. ; very frequent. 

 Fl. July. 



2. A. flexuosa (Linn.) — Waved Hair-Grass. 

 Districts 12-45--89-11 12 

 Lat. 51°-56°. Throughout Ireland. 

 Type in Great Britain, British. 



Heaths, moors, mountains ; frequent. Fl. July. 



Abundant in most of the mountainous districts. 



Ranges from about sea^level to 2646 feet on the top of 

 Nephin. 



3. A. earyophyllea (Linn.) — Silvery Hair-Grass, 

 Districts 123456789 10 11 12 

 Lat. 51°-56°. Throughout Ireland, 

 Type in Great Britain, British. 



Heaths arid dry banks ; frequent. FL May, June. 



4. A. prsecox (Liim.)-^Farfy Hair-CfrasSi 

 Districts 123456789 10 11 12 

 Lat. 51°-56°. Throughout Ireland. 

 Type in Great Britain, British. 



Heaths and dry banks ; frequent. Fl. May. 



