British sedges a handbook to the species of carex found growing in the British Isles /
Jermy, A. C.(Anthony Clive)
Tutin, Thomas Gaskell,1908-
Dalby, Gretel W.
Webb, Joanna C.
Bownas, Sheila.
Botanical Society of the British Isles.
c/o British Museum (Natural History), Cromwell Rd, London S.W.7 Botanical Society of the British Isles
1968
bibl p190-191
Carex.