Distribution of Foxglove Beard Tongue (Penstemon digitalis) specimens in the ISM Herbarium |
Penstemon digitalis Records for Mcdonough County, Illinois- ISM accession# 23902
- Collector: Myers, R. Maruice
Date: 12 Jun 1946 - ISM accession# 23981
- Collector: Myers, R.maurice
Date: 30 May 1947 - ISM accession# 83999
- Collector: Krauser, Alice
Date: 27 May 1962
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