72. CONIFEK^. 411 



Ascends to 900 yards, in East Highlands. 



Range of mean annual temperature 49 — 38. 



Native. Ericetal, &c. Chiefly a shrub of the northern 

 moors and mountains, which is uncommon in the southern 

 provinces of England, except on the chalk hills. I am not 

 prepared to shovr the distribution of J. nana apart from J. 

 communis, either horizontally or vertically. The J. nana 

 is said to occur in the counties of Caernarvon, Durham, 

 Northumberland, Westmoreland or North Lancaster, Cum- 

 berland, Forfar, Argyle, Sutherland, Outer Hebrides, and 

 Shetland ; and it is probably hmited to the Arctic region. 



1031. Taxus baccata, Linn. 

 1031, b. Taxus fastigiata, Lindl. 



Area 1 2 3 4 5 6 7 8 (9) 10 11 12 (13 14) 15 16. 



South limit in Dorset, Hants, Sussex, Kent. 



North limit in Aberdeen, Argyle. 



Estimate of provinces 14 Estimate of counties 40. 



Latitude 50 — 58. British (?) type of distribution. 



Agrarian region. Inferagrarian — Superagrarian zones. 



Descends to the coast level, in the Peninsula. 



Ascends to 200 yards, more or less, in England. 



Range of mean annual temperature 49 — 46. 



Native. Sylvestral, Rupestral. The yew is clearly indi- 

 genous in England, and very probably so in Scotland like- 

 wise. But it appears to have been gradually becoming 

 extinct in several of its native habitats, while it has also 

 been extended into many of its present localities by the as- 

 sistance of mankind. The northern limit is indicated in 

 Argyle and Aberdeen, on the faith of Lightfoot and Dickie. 

 The former, writing as an eye-witness, remarks that, at 

 Glenurc, near Glen Creran, in Upper Lorn, Argyle, there 



