Distribution of Red Trillium (Trillium recurvatum) specimens in the ISM Herbarium |
Trillium recurvatum Records for Edwards County, Illinois- ISM accession# 37012
- Collector: Winterringer,glen S.
Date: 24 May 1951 - ISM accession# 65817
- Collector: Winterringer,glen S.
Date: 24 Apr 1964 - ISM accession# 68494
- Collector: Winterringer,glen S.
Date: 28 Apr 1964
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