f*-l^'VJ, 



84. JUNCACE.E. 47 



1160. JuNcus coMPEESsus, Jacg^. 



11 GO, b. JUNCUS CCENOSUS, B'lch. 



Area 1 2 3 4 5 6 7 8 9 10 11 * 13 14 15 16 * 18. 



South limit in Cornwall, Isle of Wight, Kent. 



North limit in Shetland, Orkney, Hebrides. 



Estimate of provinces 17. Estimate of counties 70. 



Latitude 50 — 61. British type of distribution. 



Agrarian region. InferagTarian — Superagrarian zones. 



Descends to the coast level, in the Peninsula. 



Ascends to 100 or 200 yards, in England. 



Kange of mean annual temperature 52 — 45. 



Native. Littoral, Paludal. The recorded localities for 

 these two alleged species cannot be clearly separated ; nor 

 am I at all convinced that they really are two distinct 

 species. The provincial area is nearly the same for each 

 of them, so far as I am able to distinguish between the si)e- 

 cies intended by authors and the authorities for localities. 

 But J. coenosus is unrecorded from the Severn province, 

 and J. compressus perhaps so from the West Lowlands. 

 Both are reported to occur in Cornwall, and both in Shet- 

 land. Neither of them appears to have been recorded 

 from the Lake and North Highland provinces. 



JUNCUS TENUIS, Willd. 



Area [15]. 



Incognit. Said to have been found by George Don, the 

 elder, "by a rivulet, in marshy gi'ound, among the moun- 

 tams of Clova, near the summits." But such a record is 

 worthless in science, until confirmed by some more accu- 



