Tyson, Stan | Specimens by Collector | Eastern Illinois University

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Tyson, Stan

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Lycopodium L.

S. Tyson
Aplectrum hyemale (Muhl. ex Willd.) Torr.

Stan Tyson
Asplenium trichomanes L.

Stan Tyson
Brunnichia ovata (Walter) Shinners

Stan Tyson
Corydalis curvisiliqua Engelm.

Stan Tyson
Corydalis micrantha (Engelm. ex A. Gray) A. Gray

Stan Tyson
Dodecatheon amethystinum (Fassett) Fassett

Stan Tyson
Epifagus virginiana (L.) W. Bartram

Stan Tyson
Galium circaezans Michx.

Stan Tyson
Iris fulva Ker Gawl.

Stan Tyson
Lycopodium lucidulum Michx.

Stan Tyson
Lysimachia radicans Hook.

Stan Tyson
Passiflora incarnata L.

Stan Tyson
Taxus canadensis Marsh.

Stan Tyson