Distribution of Old Witch Grass (Panicum capillare) specimens in the ISM Herbarium |
Panicum capillare Records for Iroquois County, Illinois- ISM accession# 43544
- Collector: Winterringer,glen S.
Date: 25 Sep 1953 - ISM accession# 105255
- Collector: Shildneck, Paul
Date: 02 Oct 1978
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