Distribution of Silvery Cinquefoil (Potentilla argentea) specimens in the ISM Herbarium |
Potentilla argentea Records for Boone County, Illinois- ISM accession# 19528
- Collector: Fell, Egbert W.
Date: 21 Sep 1945 - ISM accession# 21324
- Collector: Fell, E.w.& G.b.
Date: 24 Jun 1946
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