TY  - BOOK
AU  - Alston,A.H.G.
TI  - Certain ferns in Sir James Smith's Herbarium
T2  - Philippine Journal of Science
PY  - 1933///
CY  - Manila -FIL
PB  - 
KW  - Filicinae
KW  - Helechos
KW  - Herbario
KW  - Botanica
ER  -