TY  - BOOK
AU  - Raven,Peter H.
AU  - Evert,Ray Franklin
AU  - Curtis,Helena
TI  - Biology of plants
SN  - 0879011327
AV  - QK47 .R25 1981
U1  - 581 RAV 1981 19
PY  - 1981///
CY  - New York, N.Y.
PB  - Worth Publishers
KW  - Botany
N1  - Includes bibliographies and index
ER  -