Distribution of Common Ragweed (Ambrosia artemisiifolia) specimens in the ISM Herbarium |
Ambrosia artemisiifolia Records for Knox County, Illinois- ISM accession# 60533
- Collector: Fach, Neva G.
Date: 21 Aug 1960 - ISM accession# 60566
- Collector: Fach, Neva G.
Date: 21 Aug 1960 - ISM accession# 60605
- Collector: Fach, Neva G.
Date: 21 Aug 1960
|
