TY  - BOOK
AU  - Watson, E Vernon
TI  - British mosses and liverworths:  : An introductory work, with full descriptions and figures of over 200 species, and keys for the identification of all except the very rare species
PY  - 1966///
CY  - Cambridge: 
PB  - The University Press, 
KW  - Great Britain
KW  - Liverworts
ER  -