TY  - BOOK
AU  - Raven,Peter H.
AU  - Evert,Ray Franklin
AU  - Curtis,Helena
TI  - Biology of plants
SN  - 0879010541
U1  - 581 
PY  - 1976/// [Printing 1978]
CY  - New York
PB  - Worth Publishers
KW  - Botany
N1  - Includes bibliographies and index
ER  -