Wyethia arizonica GrayFamily: Asteraceae Vernacular Name: Arizona mule-ears Description: Distinguished by the leaves being lanceolate and the cauline leaves having petioles, plants with usually only one well-developed head per stem; lvs and stems strongly hirsute. Flowers are not frost hardy. (3) Distribution: COLO: SW counties; UTAH; ARIZ: Apache, Navajo, Coconino, and Gila counties, 7,000-9,500 ft., slopes and canyons, mostly in pine forests. Colorado, Utah, and Northern New Mexico and Arizona (2); UTAH: Oak, pinyon-juniper, and ponderosa pine communities at 1430-2440 m in Grand, Kane, San Juan, Kane, and Washington counties, Colorado, NM, and AZ (5) Plants Seen or Cited: [Type location] Bear Springs Palmer in 1869. NMSU 056462, 10 May 1987, Rio Arriba Co., Carson NF; NMSU 060740, 27 May 1987, Rio Arriba Co., N. of San Juan River; UTEP 15183, 22 May 1971, CO, Archuleta Co; UTEP 52543, 23 Jul 1937, AZ, Hannagan Meadow. Comments: n=19 (5) Status: NM may have peripheral populations, but this taxon is widespread in other states. Important Literature: 1: Martin and Hutchins, 1981 2: Kearney and Peebles, 1951 3: Weber, W. 1987. Colorado Flora: Western Slope. Colorado Associated University Press. 4: Weber, W.A. 1946. A taxonomic and cytological study of the genus Wyethia, family Compositae, with notes on the related genus Balsamorhiza. Amer. Midl. Nat. 35:400-452. 5. Welsh, 1993 Information Compiled By: Patricia Barlow-Irick, 1998
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