8G. GRAMINA. 181 



1304. AiRA PRiEcox, Linn. 



Area general. 



South limit in Cornwall, Isle of Wight, Kent. 



North limit in Shetland, Orkney, Hebrides. 



Estimate of provinces 18. Estimate of counties 82. 



Latitude 50 — 61. British type of distribution. 



A. A. regions. Inferagrarian — Inferarctic zones. 



Descends to the coast level, in the Peninsula. 



Ascends to 550 yards, in East Highlands. 



Range of mean annual temperature 52 — 41. 



Native. Glareal, &c. This was observed by myself in 

 the road through Drumochter Pass, at the head of Moray, 

 which was reckoned at 1530 feet. Dr. Dickie says that 

 it grows up to 1715 feet in Aberdeenshire. The interme- 

 diate altitude of 1650 feet is taken. 



1305. AiRA CANESCENS, Linn. 



Area [1] 2 3 4 * * * [8]. 



South limit in Dorset ? Kent ? 



North limit in Norfolk, Suffolk. 



Estimate of provinces 3. Estimate of counties 4. 



Latitude 60 — 53. Germanic type of distribution. 



Agrarian region. Inferagrarian zone. 



Descends to the coast level, in Ouse or Channel. 



Ascends, scarcely above the coast level. 



Range of mean annual temperature 51 — 49. 



Native. Littoral, Glareal. Perhaps the area and range 

 here given for this species may be too wide. I have seen 

 specimens only from the east coast of Norfolk (Mr. S. P. 



