TY  - BOOK
AU  - Briggs,D.
AU  - Walters,S.M.
TI  - Plant variation and evolution
SN  - 0521276659 (pbk.)
PY  - 1984///
CY  - Cambridge
PB  - Cambridge University
KW  - Botany
KW  - Variation
KW  - Plants
KW  - Evolution
N1  - Includes index; Includes bibliographical references
ER  -