Herbarium

The University of Wisconsin-Green Bay Herbarium houses a collection of approximately 25,000 dried vascular plant vouchers, of which over 90% are from Wisconsin. Click on the appropriate choice below to see summaries of voucher holdings.

Distribution of vouchers by state.
Distribution of Wisconsin vouchers by county.
Number of vouchers in the most prominent families.
Number of species and vouchers in prominent genera.

What is an herbarium?

Gary Fewless, Herbarium Curator University of Wisconsin-Green Bay Dept. of Natural and Applied Sciences Green Bay, WI 54311 920-465-2243 / fewlessg@uwgb.edu fax: 920-465-2376