University of Wisconsin-Madison, Wisconsin State Herbarium (WIS)
v0120391WIS
ad18e553-e4ce-4ec4-a35a-a4579fd536e6
Lactuca canadensis L.
Asteraceae
Iltis, Hugh H. (1993)
Nee, M.
16634
1978-08-24
1978-08-24
United States, Wisconsin, Richland, Sextonville. 1 mi NE of Sextonville
43.29108156 -90.31348361 +-285m.
T09N R01E sec01 NE4NE4;
Latitude/Longitude was derived from the Township, Range, Section location. This causes an imprecision.
Partly shaded weedy fencerow along garden, Agropyron repens, Lactuca scarriola.. A dozen plants, up to 1.3m tall. The leaves on all plants are pinnatifid except perhaps for a few of the uppermost small leaves in the inflorescence. A nearby fencerow has plants with most of the upper leaves entire. Sheet 1 of 2.