Distribution of Rattlesnake Fern (Botrychium virginianum) specimens in the ISM Herbarium |
Botrychium virginianum Records for Ogle County, Illinois- ISM accession# 31031
- Collector: Blount, Ralph E.
Date: 16 Jul 1886 - ISM accession# 37518
- Collector: Winterringer,glen S.
Date: 20 Jul 1951 - ISM accession# 82887
- Collector: Chase, Virginius H.
Date: 11 Jun 1963
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