Distribution of Halberd-leaved Rose Mallow (Hibiscus laevis) specimens in the ISM Herbarium |
Hibiscus laevis Records for Mason County, Illinois- ISM accession# 11313
- Collector: Fuller, George D.
Date: 18 Aug 1939 - ISM accession# 42192
- Collector: Rexroat, Rollo T.
Date: 23 Aug 1953 - ISM accession# 49214
- Collector: Robinson, Orvetta M.
Date: 25 Aug 1956
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