1 RANUNCULACE/E. 93 



" in compliment to its author ;" but it is no species in 

 nature, apart from C. palustris. Hooker correctly places 

 the one as a variety of the other. 



27. Trollius europ^us, Linn. 



Area * * * * 5 6 7 8 9 10 11 12 13 14 15 16 17 18. 



South limit in Glamorgan, Worcestershire, Derbyshire. 



North limit in Shetland and Sutherland. 



Estimate of provinces 14. Estimate of comities 50. 



Latitude 52 — 61. Scottish type of distribution. 



A. A. regions. Midagrarian — Midarctic zones. 



Descends to the coast level, or nearly so, in Wales. 



Ascends to 1050 yards, in the East Highlands. 



Range of mean annual temperature 47 — 37. 



Native. Pratal or Paludal. By no means a common 

 plant, and yet pretty fi'equent by stream sides and in damp 

 meadows, from Wales to the Grampian mountains. Ap- 

 parently scarce in the North Highlands and North Isles. 

 It flourishes by water-falls and on wet rocks among the 

 mountains ; but whether the apparent preference for such 

 situations arises fi-om their inaccessibility to sheep, or from 

 their humid soil and atmosphere, may admit of question. 



28. Eranthis hyemalis, Salisb. 



Area (* .* 3 * * * # 8 ,(. ^ * * * 14). /4fc. A'^fU/.'/ .0//, 

 Alien. Lately introduced into lists of British plants, on 

 extremely slender gi-ounds. In Babington's Manual, it is 

 stated to be " naturalised in thickets in the South of Eng- 

 land ;" but no authority is adduced in support of this state- 

 ment, nor is any place mentioned as the habitat of the spe- 



