TY  - BOOK
AU  - Holttum,R.E.
TI  - Studies in the family thelypteridoceae: : a new system of genera in the old world
AV  - BOT QK524.T54H64 
PY  - 1971///
CY  - Kew
PB  - Royal Botanic Gardens
KW  - Botany
KW  - Classification
N1  - Includes bibliographical reference
ER  -