University of Wisconsin - Madison
Catalog #: v0333342WIS
Taxon: Zanthoxylum americanum Mill.
Family: Rutaceae
Determiner: Nee, M. (2016-01-01)
Collector: Nee, M.   62899   
Date: 2016-04-25
Locality: United States, Wisconsin, Richland, 3 mi. SE of center of Richland Center; terrace just above the floodplain, between cultivated fields and the Pine River floodplain
43.3041667  -90.3375
Verbatim Coordinates: 43° 18' 15" N, 90° 20' 15" W; T10N R01E sec35
Elevation: 220 meters
Verbatim Elevation: 220 m.
Habitat: Formerly pastured, level terrace just above the floodplain, in broad valley. With scattered Quercus macrocarpa, Q. ellipsoidalis, the area originally savanna.
Notes: Pistillate clone ca. 15 m. in diameter, forming a low, circular dome shape, the larger (older) stems in the middle to 4 m. tall, to 9 cm. in diameter and 23 years old (e.g. the stem cut for wood specimen), irregularly spaced, ca. 1 m. apart, but with some smaller ones interspersed, the clone still expanding with sprouts less than 1 m. tall on the periphery. Voucher for wood speciemens at Kw, Lw, MADw, MEXUw, RSAw. Evidently in or near anthesis as staminate clones in the vicinity are beginning to release pollen. Pistillate; the inflorescences inconspicuous, with a few ferruginous hairs; perianth and stigmas yellow-green.
Specimen Images
Record Id: c444a3a0-7cb6-40f6-ad56-fc6f8a1b4f87
Occurrence ID (GUID): 999bcb64-e4f2-4e9e-97dd-87478bf9fb0b
For additional information on this specimen, please contact: Mary Ann Feist (mfeist@wisc.edu)
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