TY  - BOOK
AU  - Campbell,Douglas Houghton
TI  - The structure and development of the mosses and ferns (Archegoniatae ) / 
U1  - 586 
PY  - 1895///
CY  - London : 
PB  - Macmillan, 
KW  - Botany
KW  - Morphology
KW  - Mosses
KW  - Ferns
N1  -  Includes bibliographiocal references (p. 521-534.)
ER  -