Equisetum hyemale subsp. affine (Engelmann) Calder & Roy L. Taylor
Equisetaceae
Lee, Michael
MDL1222
1996-06-03
United States, Minnesota, Wabasha, Dorer Memorial Hardwood State Forest. Wabasha Co.; Valley of West Indian Creek 5 miles NNE of Plainview; At mouth of large tributary valley entering from the east; T109N R11W SW1/4 NW1/4 NE1/4 Sec. 21. T109N R11W S21
44.229394 -92.13969 +-969m. WGS84
in moist to wet soil in small seepage swamp at base of 230ft, north-facing slope; Open canopy composed of Fraxinus nigra, Quercus macrocarpa, Q. alba & Acer saccharum. Associates include Carex gracillima, C. stipata, C. radiata, C. laevivaginata, C. hyst