Elm

• Mid Holocene lowland forest

• Nipissing transgression in the southeastern Lake Michigan Basin

•  Mammoth site of Two Creekan age, Older Dryas 
• Late Holocene riparian forest

Samples collected from the Old Bridge site along the Nemaha River in eastern Nebraska with Prof. Art Bettis (Univ Iowa) in June 2004. Samples are likely from the lower unit, the Early Gunder Member.

• Mid Holocene riparian forest

• Younger Dryas riparian forest

• No-analog vegetation from central Illinois

• Holocene riparian forest at the Oneida watershed, NY

• Records of extreme flooding at Fish Creek, NY

• Late Holocene extreme flooding at the Michigan Upper Peninsula (7th century BCE)