TY  - BOOK
AU  - Cleland,Ralph Erskine
TI  - Oenothera: cytogenetics and evolution 
T2  - Experimental botany, an international series of monographs
SN  - 0121764508
PY  - 1972///
CY  - London
PB  - Academic Press
KW  - Oenothera
KW  - Cytogenetics
N1  - Includes bibliographical references : p. 344-361 and index
ER  -