TY  - BOOK
AU  - Raven,Peter H.
AU  - Evert,Ray F.(Ray Franklin)
AU  - Curtis,Helena
TI  - Biology of plants
SN  - 0879011327
PY  - 1981///
CY  - New York
PB  - Worth Publishers
KW  - Botany
N1  - Includes bibliographies
ER  -