73 85. CYPERACE^. 



Latitude 50 — 60. British type of distribution. 



Agrarian region. Inferagrarian — Superagrarian zones. 



Descends to the coast level, in the Peninsula. 



Ascends to 350 or 400 yards, iii East Highlands. 



Range of mean annual temperature 53 — 43. 



Native. Paludal. Being unprepared to quote any 

 authority for tliis species in Huntingdon, Northampton, 

 Pembroke, Lincoln, Isle of Man, or Shetland, — counties 

 in which the commoner plants are now known with some 

 approximation to completeness, — I have thought that it 

 may possibly be absent from some whole counties ; and 

 have accordingly reduced the estimate to 80, without ven- 

 turing to j)ut it so low as 75, the next descending step in 

 the series of numbers used. 



1187. SciKPus SAvn, Seb. et Maur. 



Area 12^fiiifo7^^^^12 1S^^ 16. 



South limit in Cornwall, Devon, Dorset, Wight. 



North limit in Argyle (Islay, Cantire), Ayrshire. 



Estimate of provinces 8. Estimate of counties 25. 



Latitude 50 — 56. Atlantic type of distribution. 



Agi'arian region. Inferagrarian — Midagrarian zones. 



Descends to the coast level, in the Peninsula. 



Ascends to ? Little above the coast or sea level ? 



Range of mean annual temperature 52 — 48. 



Native. Paludal, Sublittoral. Comparatively a recent 

 discovery, — or, rathei', discrimiiaation ; and consequently 

 its localities imperfectly ascertained ; these having been 

 disregarded, or gone to increase unduly those of S. seta- 

 ceus. In addition to the counties mentioned above, those 

 of Somerset, mainland Hants, Glamorgan, Caermarthen, 

 Pembroke, Merioneth, Caernarvon, Anglesea, Isle of Man, 



