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87. FILICES. 281 



1400. AspLENiUM EuTA-MUEARiA, Linn. 



Area general. 



South limit in Cornwall, Isle of Wight, Kent. 



North limit in Hebrides, Sutherland. 



Estimate of j)rovinces 18. Estimate of counties 80 or 75. 



Latitude 50 — 59. British type of distribution. 



Agrarian region. Inferagrarian — Superagrarian zones. 



Descends to the coast level, in the Peninsula. 



Ascends to 200 yards, or upwards, in England. 



Range of mean annual temperature 53 — 46. 



Native. Rupestral. Absent or rare among the High- 

 land mountains, even down in their low glens and valleys ; 

 but it belongs to the superagrarian zone by its occurrence 

 in the Hebrides, and in the north of Sutherland, on the 

 same level with Arbutus aliiina, Dryas octopetala, &c. 



/«^ L S^i>r 1400, b. AsPLENIUM GERMANICUM, WeXSi. 



Area **^**^7******14: 15. 



South limit in Denbigh or Caernarvon. 



North limit in Perth, Fife, Roxbiu'gh. 



Estimate of i^rovinces 3. Estimate of counties 4. 



Latitude 53 — 57. Local (Scot.) type of distribution. 



Agrarian region. Midagrarian or Superagi'arian zone. 



Descends to 100 yards, less or more. 



Ascends to 200 yards, more or less. 



Range of mean annual temperatui'e, say 46. 



Native. Rupestral. Very local ; and very sparingly 

 where found. Its few stations are so recorded as to con- 

 vey no sufficient data for estimating the altitude and tem- 

 voL. m. 2 o 



