NOTES ON BRITISH CHARACEA. 855 
Exsicc.—Braun, R. & S., 37-8, 84, 88-90; Nordst. & Wahlst., 
67-77 ; Rabenh. Alg. Sachs., hb 499. 
the secondary, bearing few short and obtuse, or peat siege 
Whorls usually distant, of 6-8 incurved branchlets. Stipulodes 
small. Branchlets of 6-7 joints, about half see tdakss eloped 
bract-cells 4. Nucules 14-striate ; Fi sake short, spreading ; 
nucleus black. Monincient Tab. g. 
Pool near Harest s. sone en T. R. Archer Briggs ; 
peat ditch, Romsey, S. g al 1881, H. G.; tank at Kew, Surrey, 
i Bo Ad at 
C. Soon closely resembles C. vulgaris in general appearance, 
and in being much incrusted, but is usually smaller, more rigid, 
the main distinguishing character, however, consists in the 
i i e prominent than the secondary. 
Like C. vulgaris and C. fragilis, it is agg oat over the greater 
part of the world, and is very varia ur drawing, taken 
Cambridgeshire specimens, cabal a small form of the species, 
which often att e@ 9-12 in., with branchlets som 
spreading spine- — but as in 
these are deciduou 
This species is one quoted as C. contraria of Braun, w. 
so labelled specimens, but it was first described by Kuetzing in his 
: Phycologia Germanica ;' it should therefore be written ‘“ C. con- 
aria, ba st Ze 
: a, L.—North Somerset, Herb. Kew anal near Farn- 
bikonah, "North Hants, H. C. Watson ; Lough Derg, East Galway, 
1881, Bolton King 
Var. rudis 2 at Derg, East Galway, 1881, Bolton King. 
C. vuiearts, L.—Between Melliss an d Redgrave, East Suffolk, 
1880, shaar! ‘Bennett (see om fan rap Club Report, 1880, p. 42) ; 
Swanbister, Orkney, H. H. 
Var  Unpbradtass —Kew Gacdinie, — 1881, G. Nicholson; 
Se Se Ee 
Mr. ‘Briggs * Flora of Ply. 
* The plant fro 
“ , ur ‘aathorit Briggs now writes us tha 
ar a doubt“ fata,” ey ea iy. Mr of the county record is 
wanted. The Kew pla nt, is ithot it fruit, and of that from Forfar we have bu 
doubt in referring -both to this species 
o be not uncommon in Britain, especially in peat 
