University of Wisconsin - Madison
Catalog #: v0417303WIS
Taxon: Helianthus grosseserratus M.Martens
Family: Asteraceae
Determiner: Nee, M. (2021)
Collector: Nee, M.H.   66262   
Date: 2020-08-24
Verbatim Date: 24 Aug. 2020
Locality: United States, Wisconsin, Vernon, 10 km (straight line) W of Readstown, public fishing area along Tainter Creek, Tainter Hollow Road West
43.44  -90.888056
Verbatim Coordinates: 43° 26' 24" N 90° 53' 17" W; TRS: T11N R04W sec 07 SE4SE4
Elevation: 273 meters
Verbatim Elevation: 273 m.
Habitat: Old pasture, mostly open and with native species of rich or wet soil (Silphium perfoliatum. Heracleum lanatum), becoming overgrown with Salix exigua, S. eriocephala, Rhus glabra.
Occurrence Remarks: [Sheet 1 of 2]; More or less tight patch of stems to 2.5 m. tall. Stem purple, the lower 1/4 with leaves dead and dropped. Leaves opposite in lower 1/3, then alternate on stem and into inflorescence. Rays and disc yellow, a clearer and slightly lighter yellow than Helianthus tuberosus (Nee 66261).
Record Id: 20ce7c2a-ee7f-4dd2-a6f6-af43e5239e98
Occurrence ID (GUID): 7ad0f6ed-3bc1-4a6c-8ba1-44e460ac08a8
For additional information on this occurrence, please contact: Mary Ann Feist (mfeist@wisc.edu)
Base Layer
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