366 24. ROSACEA. 



362. Pyrus communis, Linn. "-^^ /^'^y-^/^/t-^irz 



Area 12 3 4 5*7 8^1^10 (11 * 13 * 15). 



South limit in Devon, Isle of Wight, Kent. 



North limit in Yorkshire and Anglesea. 



Estimate of provinces 8. Estimate of counties 20, 



Latitude 50—54. English type of distribution. 



Agrarian region. Inferagrarian zone. 



Descends to the coast level, in the Peninsula. 



Ascends to 50 or 100 yards, in England. 



Range of mean annual temperature 51 — 48. 



Denizen. Septal, &c. So seldom found in a wild state, 

 as to occasion some doubt whether all the examples so 

 seen may not have arisen from the fruits of the orchard. 

 Should this supposition be allowed, the nativity of the tree 

 in this country could scarcely be contended for. 



363. Pyrus Malus, Linn. 



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



South limit in Cornwall, Isle of Wight, Kent. 



North limit in Forfarshire and Argyleshire. 



Estimate of provinces 16. Estimate of counties 60. 



Latitude 50 — 57. English (?) type of distribution. 



Agrarian region. Inferagrarian — Superagrarian zones. 



Descends to the coast level, in the Peninsula. 



Ascends to 100 or 200 yards, in England. 



Range of mean annual temperature 51 — 47. 



Native. Septal. It is impossible now to say in what 

 spots this species is truly a native, of untainted descent, 

 and in what spots the trees or bushes, now existent, have 



