TY  - BOOK
AU  - Briggs,D.
AU  - Walters,S.M.
TI  - Plant variation and evolution
SN  - 0521452953 (hb)
AV  - QK983 B75 1997
PY  - 1997///
CY  - New York
PB  - Cambridge University Press
KW  - Leaves
KW  - Variation
KW  - Evolution
N1  - Includes bibliographical refrences (p. 438-497) and index
ER  -