Amphipappus fremontii var. spinosus
Amer. J. Bot. 30: 483. 1943.
Endemic
Basionym: Amphiachyris fremontii var. spinosa A. Nelson Bot. Gaz. 47: 431. 1909
Synonyms: Amphipappus spinosus A. Nelson Amphipappus fremontii subsp. spinosus (A. Nelson) D. D. Keck
Treatment appears in FNA Volume 20. Treatment on page 186.
Young twigs, peduncles, and leaves densely hirtellous.
Phenology: Flowering Mar–May.
Habitat: Rocky or sandy soils, flats, washes, slopes, rock outcrops, canyon walls, cliff faces, commonly with Larrea, Yucca, Ambrosia
Elevation: 500–1300 m
Distribution
Ariz., Calif., Nev., Utah.
Discussion
Selected References
None.
Lower Taxa
None.