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Stephanospermum konopeonus (Langford) comb. nov.: a medullosan ovule from the Middle Pennsylvanian Mazon Creek flora of northeastern Illinois, U.S.A.
journal
- Authors (Pub.)
- Drinnan A. N.
Schramke J. M.
Crane P. R.
- Title
- Stephanospermum konopeonus (Langford) comb. nov.: a medullosan ovule from the Middle Pennsylvanian Mazon Creek flora of northeastern Illinois, U.S.A.
- Journal
- Botanical Gazette
- Volume
- 151
- Issue
- 3
- Pages
- 385–401
- Dates
- 1990/9
- Date source
- Publisher's
- Document URL
- https://www.jstor.org/stable/2995410