: 1.21 $2024-03-28T21:41:53-7:0052.55.55.239searchRMRM398152 Silphium integrifolium var. laevephysical specimenAsteraceaeSilphiumintegrifoliumvar. laeveTorr. and A. Grays.n.D. Long J. Von Loh19838213U.S.A.WyomingLaramieF. E. Warren Air Force Base, Crow Creek Picnic Area.-104.876741.15351859Riparian. Phenology: buds.RMRM353511 Silphium integrifolium var. laevephysical specimenAsteraceaeSilphiumintegrifoliumvar. laeveTorr. and A. Gray4171Robert D. Dorn1984830243U.S.A.WyomingLaramieCrow Creek.-104.875241.15721890Flood plain with Salix exigua and Helianthus. Phenology: flowering & fruiting.RMRM645120 Silphium integrifolium var. laevephysical specimenAsteraceaeSilphiumintegrifoliumvar. laeveTorr. and A. Gray16404Walter Fertig Stephanie Mills199597250U.S.A.WyomingLaramieSoutheast Plains: F. E. Warren Air Force Base: east bank of Crow Creek, ca 0.6 mi N of confluence of Diamond Creek, 1 3/4 mi N of Wyo Hwy 210.-104.874641.15591875Mesic, subirrigated meadow at edge of thicket of Salix exigua; with Gaura neomexicana ssp. coloradensis, and Juncus balticus. Phenology: flowering.RMRM353511 Silphium integrifolium var. laevephysical specimenAsteraceaeSilphiumintegrifoliumvar. laeveTorr. and A. Gray4171Robert D. Dorn1984830243U.S.A.WyomingLaramieCrow Creek.-104.876741.15351890Flood plain with Salix exigua and Helianthus. Phenology: flowering & fruiting.RMRM169577 Silphium integrifolium var. laevephysical specimenAsteraceaeSilphiumintegrifoliumvar. laeveTorr. and A. Gray5189George E. Osterhout191493246U.S.A.ColoradoWeldWindsor.Garden. Grown from seeds from Wray. Flower with rays from Wray. Phenology: flowering & fruiting. Cultivated.RMRM16978 Silphium integrifolium var. laevephysical specimenAsteraceaeSilphiumintegrifoliumvar. laeveTorr. and A. Gray5484George E. Osterhout1915820232U.S.A.ColoradoWeldWindsor.Garden. Grown from seeds from Willow Creek, Yuma County. Phenology: flowering. Cultivated.RMRM99458 Silphium integrifolium var. laevephysical specimenAsteraceaeSilphiumintegrifoliumvar. laeveTorr. and A. Grays.n.George E. Osterhout1924725207U.S.A.ColoradoWeldWindsor.Garden. Grown from seeds sent from 10 mi S of Wray. Phenology: flowering.RMRM398151 Silphium integrifolium var. laevephysical specimenAsteraceaeSilphiumintegrifoliumvar. laeveTorr. and A. Grays.n.D. Long J. Von Loh19838213U.S.A.WyomingLaramieF. E. Warren Air Force Base, Crow Creek Picnic Area.-104.876741.15351859Riparian. Phenology: buds.36003,1,0true