TY  - BOOK
AU  - Pridgeon, Alec M. and others,
TI  - Genera Orchida Cearum Vol.1 General Introduction a Postasioideac Cypripedioideae
SN  - 0198505132
U1  - 635 
PY  - 1999///
CY  - Oxford
PB  - Oxford University Press
KW  - Garden crops (Horticulture)
KW  - Orchida Cearum
ER  -