TY  - BOOK
AU  - Correll,Donovan Stewart
TI  - Native orchids of North America north of Mexico
U1  - 635 22
PY  - 1950///
CY  - Waltham, Mass.
PB  - Chronica Botanica Co.
KW  - Orchids
KW  - North America
N1  - Includes Bibliography and index
ER  -