90 44. COMPOSITiE. 



North limit in Shetland ? Orkney, Sutherland. 



Estimate of provinces 18. Estimate of counties 82. 



Latitude 50 — 61. British type of distribution. 



Agrarian region. Inferagrarian — Superagrarian zones. 



Descends to the coast level, in the Peninsula. 



Ascends to 450 yards, in East Highlands (Dickie). 



Range of mean annual temperature 51 — 42. 



Colonist. Agrestal. It may seem rather sceptical to 

 avoid the native designation in case of a plant so commonly 

 observed as the present species ; and yet it is one of the 

 best examples I could mention, of the class of plants appa- 

 rently indigenous, and which are nevertheless found only in 

 connexion with agriculture. Would not this, like many 

 other such species, wholly disappear from Britain, in the 

 impossible event of agriculture being abandoned ? I have 

 seen the Cyanus about Castletown, Aberdeenshire, and Dr. 

 Dickie says that it occurs up to 1386 feet in that county. 



613. Centaurea ScABiosA, Linn. 



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



South limit in Cornwall, Isle of Wight, Kent. 



North limit in Moray, Aberdeen, near Glasgow. 



Estimate of provinces 15. Estimate of counties 60. 



Latitude 50 — 57 (58). English (?) type of distribution. 



Agi'arian region. Inferagrarian — Midagrarian zones. 



Descends to the coast level, in the Peninsula. 



Ascends to 100 or 200 yards, in England. 



Range of mean annual temperature 52 — 47. 



Native. Agrestal, Septal. Rather frequent in England ; 

 much less so in Scotland ; and scarcely entitled to be held 

 indigenous farther northward than the south-eastern parts 

 of Perth and Forfar. If deemed native in Moray, it will 



