University of Wisconsin-Madison, Wisconsin State Herbarium (WIS)
v0257925WIS
e07877e9-d17c-47fe-8a1c-ac422de4c28a
Eupatorium sessilifolium var. brittonianum L.
Asteraceae
Symon, Keith J.
s.n.
2009-09-09
2009-09-09
United States, Wisconsin, Iowa, Symon property, 5469 Weaver Rd., between (2 mi. E of) Wis. Hwy 23 & (1 mi. W of) CTH Z, 4.3 mi. (airline) NNE of entrance to Governor Dodge State Park
T07N R03E sec14 SW4SE4;
Up and over the top of a steep WSW-facing, wooded hillside; soil thin and rocky, with a base of broken rock (chert, other limestone and quartz). Assoc.: Anemone, Cypripedium parviflorum v. pubescens, Dichanthelium, Helianthus, and Triosteum aurantiacum. Population covers roughly one acre, appears healthy, and is actively spreading. Site burned 4 of the last 6 years. [Sheet 2 of 3]