: 1.21 $2024-03-29T05:45:46-7:0034.201.28.181searchRMRM307444 Parthenium ligulatumphysical specimenAsteraceaePartheniumligulatum(M. E. Jones) Barneby1602Barry C. Johnston P. Lucas1978530150U.S.A.ColoradoWeldCa 9 mi ENE of Rockport: Chalk Bluff, 1/3 of the way up the easternmost butte.Mudstone-clay slopes below conglomerate caprock, just below zone of Cryptantha cana. Phenology: flowering.RMRM339955 Parthenium ligulatumphysical specimenAsteraceaePartheniumligulatum(M. E. Jones) Barneby1626Barry C. Johnston Pete Lucas1978531151U.S.A.ColoradoWeldPawnee National Grassland: ca 1.7 mi SE of E most Chalk Bluff in the valley; ca 10 mi E of Rockport.Rocky, south facing gravelly bench and white clay slope (from mudstone) with stabilized river rocks eroded from the conglomerate that formerly capped the hill. Phenology: flowering & fruiting.RMRM642854 Parthenium ligulatumphysical specimenAsteraceaePartheniumligulatum(M. E. Jones) Barneby7944Robert D. Dorn199966157U.S.A.ColoradoWeldCa 2.5 mi N of Rockport.1768Chalky outcrop with Astragalus tridactylus, Yucca. Phenology: flowering & fruiting.RMRM362879 Parthenium ligulatumphysical specimenAsteraceaePartheniumligulatum(M. E. Jones) Barneby17369Ronald L. Hartman198469161U.S.A.ColoradoWeldCa 4.2 air mi E of Rockport, 1.1 road mi S on road 47 from junction with road 128: west side of road.1707Low hill and road cut. Phenology: flowering & fruiting.RMRM362878 Parthenium ligulatumphysical specimenAsteraceaePartheniumligulatum(M. E. Jones) Barneby17370Ronald L. Hartman1984629181U.S.A.ColoradoWeldCa 3.1 air mi ENE of Rockport: 1.1 road mi on road 128 from junction with road 37, south side of road.1676Low hill and road cut. Phenology: flowering.RMRM279100 Parthenium ligulatumphysical specimenAsteraceaePartheniumligulatum(M. E. Jones) Barneby12676William A. Weber Peter Salamun1965627178U.S.A.ColoradoMoffatSoutheast slope of Cold Spring Mountain on primitive road to Little Joe Basin between Bull Canyon and Irish Canyon.Gypsum hills and alkaline flats. Phenology: flowering.RMRM930225 Parthenium ligulatumphysical specimenAsteraceaePartheniumligulatum(M. E. Jones) Barneby28300Walter Fertig201355125U.S.A.UtahEmeryColorado Plateau: San Rafael Swell, summit of ridge on W side of Sinkhole Flat, ca 1.5 mi N of Sinkhole, ca 3.3 mi N of Sagebrush Bench and I-70.1992Wind-blasted summit flats of mesa with sandstone bedrock and sandstone fragments and scattered dwarf (<5 ft tall) Pinus edulis, Juniperus osteosperma, and Ephedra viridis. Suchion plant community of Parthenium ligulatum, Pholx hoodii. Veg cover5-10%.RM Parthenium ligulatumphysical specimenAsteraceaePartheniumligulatum(M. E. Jones) Barneby3256C. H. Refsdal Larry Refsdal1995416106U.S.A.UtahDaggettSouthwestern Wyoming and Adjacent Utah: Browns Park: ca 13 air mi E of Dutch John; 0.4 mi N of junction of Jarvie Ranch/Browns Park roads on the east side of Browns Park Road.17621795White ash soils, semi-barren desert hills. Phenology: flowering & fruiting.RM Parthenium ligulatumphysical specimenAsteraceaePartheniumligulatum(M. E. Jones) Barneby3261C. H. Refsdal Larry Refsdal1995416106U.S.A.UtahDaggettSouthwestern Wyoming and Adjacent Utah: Browns Park: ca 15 air mi ESE of Dutch John; 3.3 mi south of junction of Jarvie Ranch/Browns Park roads on the north side of Browns Park Road.-109.118140.865317071768Gravelly ridgetop, rolling pinyon-juniper hills with white volcanic sandy ash soils. Phenology: flowering & fruiting.36003,1,0true