University of Wisconsin - Madison
Catalog #: v0261825WIS
Taxon: Packera paupercula var. savannarum R.R.Kowal
Family: Asteraceae
Determiner: Mahoney, Alison (2023)
Show Determination History
Collector: Kowal, Robert R.   1505   
Date: 1970-06-25
Verbatim Date: 1970 Jun 25
Locality: United States, Wisconsin, Grant, S of Woodman, SW of Big Green River & Green River School.
Habitat: On rock outcrop in pasture. Loamy soil between rocks where individuals are rooted with pH = 7.8-8.0 (the same as in a nearby corn field); clay soil of pasture with pH 5.6-5.8. Some in light shade of Betula papyrifera & Tilia american. With Poa compressa, P. angustifolia Daucus Carota, Achillea Millefolium, Erigeron strigosus, Rhus glabra, Euphorbia, Ambrosia artemisia folia, Tragopogon dubius, Plantago lanceolata, Toxicodendron radicans, Aquilegia canadensis, Lobelia spicata, Potentilla arguta, Campanula rotundifolia, Aster.
Occurrence Remarks: Primary Sampling Unit (PSU) 3. Past fruiting. Voucher for chromosome counts of cultivated Individuals 2, 3, 6, 9 & 10: 2n = 22 II with 7, 5, 4, 11 & 8 cells counted, respectively (1972 Jun 11 & 12, 1971 Feb 22, 1972 Jun 11, 1972 Mar 31, 1972 Apr 6, respectively); Individual 5, a tetraploid: 2n = ca 85-88, 1 cell in Anaphase I counted (1971 Mar 20).
Record Id: a4c2292c-c5f2-4cc3-a589-fef39e3657f6
Occurrence ID (GUID): b53d121e-97a1-4e1f-a559-31d4e01f04f2
For additional information on this occurrence, please contact: Mary Ann Feist (mfeist@wisc.edu)
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