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Found 7 results for "Glen Spelman Winterringer"

Poison-ivy and poison-sumac
Poison-ivy and poison-sumac

by Glen Spelman Winterringer

1963 2 ed.
Poison sumac Poison ivy
Some plant galls of Illinois
Some plant galls of Illinois

by Glen Spelman Winterringer

1961 2 ed.
Galls (Botany)
Aquatic plants of Illinois
Aquatic plants of Illinois

by Glen Spelman Winterringer

1966 2 ed.
Freshwater plants Identification Wetland plants
New records for Illinois vascular plants
New records for Illinois vascular plants

by Glen Spelman Winterringer

1960 1 ed.
Botany Maps Phytogeography
Wild orchids of Illinois
Wild orchids of Illinois

by Glen Spelman Winterringer

1967 1 ed.
Orchids
Rock-ledge vegetation in southern Illinois
Rock-ledge vegetation in southern Illinois

by Glen Spelman Winterringer

1949 1 ed.
Some Plant Galls of Illinois; 12
Some Plant Galls of Illinois; 12

by Glen Spelman 1906- Winterringer

2021 2 ed.