Distribution of Snow-on-the-mountain (Euphorbia marginata) specimens in the ISM Herbarium |
Euphorbia marginata Records for Mason County, Illinois- ISM accession# 48545
- Collector: Rexroat, Rollo T.
Date: 04 Sep 1955 - ISM accession# 75854
- Collector: Rexroat, Rollo T.
Date: 20 Oct 1967
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