256 THE BOTANICAL EXCHANGE CLUB OF THE BRITISH ISLES. 
Cerastium vulgatum, L., var. obtusum, Druce. A tall rigid 
plant with clustered cymes, short capsules and shorter, broader and 
less acuminate sepals. St. Aubin’s, Jersey. — G. Claridge Druce. 
Spergula arvensis, L., var. nana, E. F. Linton. From 
Guernsey (‘ Journ. Bot.’ p. 380, 1907). Distributed this year. 
Hypericum humifusum, L., var. Liottardi, Vill. At 
Darenth in Kent, and West Kirby in Cheshire. E. Drabble in 
‘Journ. Bot.’ p. 212, 1907. 
Trifolium pratense, L., var. americanum, Harz. Pointed 
out by Dr. Domin ; it is a robust plant with a copious patent 
pubescence on the stems, and appears to be widely distributed. 
It is what I recorded as var. expansion from Forfar, in ‘ Ann. Scot. 
Nat. Hist.’ — G. Claridge Druce. 
ViciA SATiVA, L., var. cane.scens, Druce. Leaves and stems 
covered with a dense hoary pubescence. Among turf, Bouley Bay, 
Jersey. G. Claridge Druce (‘Journ. Bot.’ p. 420, 1907). 
V. ANGUSTiFOLiA, L., var. Garlandii, Druce. See ‘Flora of 
Jersey,’ p. ioi,and ‘ Journ. Bot.’ l.c. — G. Claridge Druce. 
Rubus lacustris, Rogers (‘ Journ. Bot.’ p. 9, 1907). Found 
in some quantity in the English Lake district, as about Patterdale, 
W. Langdale, between Coniston and Ambleside, Threlkeld, and by 
Thirlmere and Derwentwater. 
Potentilla VERNA X Crantzii. Fairly intermediate, with 
larger blossoms than venia. On the limestone at Grassington, 
Yorkshire, whence both species are recorded. June 1906. 
— G. Claridge Druce. 
British Roses of the Mollis-Tomentosa Group are treated 
in a Paper by the Rev. A. Ley in ‘Journ. Bot.’ p. 200, 1907, 
in which R. subviollis^ Ley, R. omissa, Desegl., and R. pseudo- 
rtibiginosa, Ley, among others are described. 
Saxifr.aga hypnoides X tridactylites = X S. Farreri, 
Druce. Discovered by Mr. Reginald Farrcr on Ingleborough, and 
showing evidence of both parents. I saw N. tridactylites growing 
near the locality where Mr. Farrer gathered it. He has it in 
