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Index of Botanical Specimens
Search for collectorid:[29289] and year collected:[1919]
= with images
Isoetaceae
GH: 02074653
Isoetes echinospora
Durieu USA: Ohio Sandy Lake L. S. Hopkins 1919-8-2
Potamogetonaceae
GH: 01688638
Potamogeton natans
Linnaeus USA: Ohio Springfield Lake. L. S. Hopkins 1919-8-25
GH: 01732762
Stuckenia pectinata
(Linnaeus) Börner USA: Ohio Springfield Lake L. S. Hopkins 1919-8-16
