: 1.21 $2024-03-28T10:14:15-7:0054.210.126.232searchRMUSFS481372 Porophyllum ruderale var. macrocephalumphysical specimenAsteraceaePorophyllumruderalevar. macrocephalum(DC) CronquistS-75George A. StreitzU.S.A.ArizonaPimaSanta Rita Range Reserve.Phenology: flowering.RMUSFS481371 Porophyllum ruderale var. macrocephalumphysical specimenAsteraceaePorophyllumruderalevar. macrocephalum(DC) Cronquist254Jack Magee1925813225U.S.A.ArizonaPimaCoronado National Forest: basin, left fork, 1 mi S of Florida Station.1402Steep north slope; in loam; woodland with Bouteloua, Hilaria and Prosopis; scattered in foothills. Phenology: flowering.RMRM207768 Porophyllum ruderale var. macrocephalumphysical specimenAsteraceaePorophyllumruderalevar. macrocephalum(DC) Cronquist12841Ora M. Clark194499253U.S.A.ArizonaSanta CruzOro Blanco Mountains: E of Ruby.-111.2385631.464581280Rocky slopes. Phenology: flowering.36003,1,0true