Distribution of Tree-of-heaven (Ailanthus altissima) specimens in the ISM Herbarium |
Ailanthus altissima Records for Mason County, Illinois- ISM accession# 53216
- Collector: Rexroat, Rollo T.
Date: 14 Jul 1957 - ISM accession# 53217
- Collector: Rexroat, Rollo T.
Date: 14 Jul 1957
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