86. GRAMINA. 241 



value ; but there are also the distant spikelets and nar- 

 rower and longer glumes, to afford a diagnosis at once 

 conspicuous and technical. 



1365. Elyimus aeenariits, Linn. 



Area 1 2 * 4 * 6 7 8 9 10 11 13 13 * 15 16 17 18. 



South limit in Devon, Dorset, Norfolk. 



North limit in Shetland, Orkney, Caithness. 



Estimate of provinces 16. Estimate of counties 40. 



Latitude 50 — 61. British (?) type of distribution. 



Agrarian region. Inferagrarian — Superagrarian zones. 



Descends to the sea level, in the Peninsula. 



Ascends, at the sea level, to North Isles. 



Eange of mean annual temperature 51 — 45. 



Native. Littoral. Inclining much to the Scottish type, 

 by its greater frequency and more free-flowering on the 

 coasts of the Highland provinces, and in the North Isles. 

 It appears to be known in six counties only of the first 

 seven provinces of England and Wales, although twenty 

 counties of those provinces have a coast line of consider- 

 able extent. 



1366. HOEDEUM SYLVATICUM, Hllds. 



Area * * 3 4 5 * 7 8 9 10 11. 

 South limit in Wilts, Hants, Herts. 

 North limit in Northumberland, Lancaster. 

 Estimate of provinces 8. Estimate of counties 20. 

 Latitude 50 — 56. English type of distribution. 

 Agi-arian region. Inferagrarian — Midagrarian zones. 

 Descends nearly to the coast level. 

 VOL. in. 2 I 



