Books by Eugene Cecil Ogden
Field guide to northeastern fe
Field guide to northeastern ferns
Field guide to the aquatic plants of Lake George, New York
Anatomical patterns of some aq
Anatomical patterns of some aquatic vascular plants of New York
Manual for sampling airborne pollen
Potamogeton in New York
Travels of airborne pollen. pr
Travels of airborne pollen. progress report no. 12
Diurnal patterns of pollen emi
Diurnal patterns of pollen emission in ambrosia, phleum, zea and ricinus
A new sampler for airborne pol
A new sampler for airborne pollen
Travels of airborne pollen
Travels of airborne pollen
Airborne pollen and fungus spores of New York State
Survey of airborne pollen and
Survey of airborne pollen and fungus spores of New York State
Key to the North American spec
Key to the North American species of Potamogeton
Check-list of the vascular pla
Check-list of the vascular plants of Maine [by] E.C. Ogden, F.H. Steinmetz [and] F. Hyland
The broad-leaved species of Po
The broad-leaved species of Potamogeton of North America north of Mexico
The herbaceous flowering plant
The herbaceous flowering plants
The herbaceous flowering plant
The herbaceous flowering plants (exclusive of grasses and sedges) growing without cultivation in the vicinity of Orono, Maine