University of Arizona Herbarium
Catalog #: 436413
Occurrence ID (GUID): c3a96e3b-2b69-4609-8898-4126262989f7
Taxon: Cirsium arizonicum (A. Gray) Petrak
Family: Asteraceae
Determiner: S. Carnahan (2017)
Collector: Sue Carnahan   2537   
Date: 10 July 2017
Verbatim Date:10 July 2017
Additional Collectors: Curtis Smith
Locality: United States, Arizona, Santa Cruz, Madera Canyon, 0.5 km W and 1.5 km N (by air) of Josephine Saddle, 0.5 km W (by air) of Old Madera Mine, Mount Wrightson Wilderness, Santa Rita Mtns, Coronado National Forest.
31.70664  -110.86561  WGS84
Elevation: 1899 meters
Verbatim Elevation: 6229 ft
Habitat: Dry, bouldery drainage in pinyon-juniper-oak woodland.
Associated Species: Pinus discolor, Juniperus deppeana, Quercus hypoleucoides, Quercus arizonica, Rhus aromatica, Yucca schottii, Arbutus arizonica, Garrya wrightii, Agave palmeri, Nolina microcarpa, Cercocarpus breviflorus, Dalea versicolor, Muhlenbergia emersleyi, Ceanothus sp.
Description: Perennial forb, 55 cm, locally frequent; flowers red, visited by Poanes taxiles skippers.
Specimen Images
Record Id: c3a96e3b-2b69-4609-8898-4126262989f7
Rights Holder: University Of Arizona
For additional information on this specimen, please contact: ARIZ Herbarium (
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