: 1.21 $2024-03-29T00:37:29-7:0018.234.139.149searchRMRM742417 Phacelia petrosaphysical specimenBoraginaceaePhaceliapetrosaN. D. Atwood, F. J. Sm. and T. A. Knight25062N. Duane Atwood L. Higgins and B. Furniss2000419110U.S.A.ArizonaMohave1/2 mi below road across Andrus Canyon.-113.4039836.195631090Gravelly canyon bottom and ledges, on limestone. Phenology: flowering.RMRM785672 Phacelia petrosaphysical specimenBoraginaceaePhaceliapetrosaN. D. Atwood, F. J. Sm. and T. A. Knight26250Larry C. Higgins G. Green200531675U.S.A.ArizonaMohaveBurro Springs and Cottonwood Wash Junction.-113.9734636.37548588Clay to sandy or gravelly hillside; Larrea, Acacia, Ambrosia, cactus community. Phenology: flowering.RMRM741353 Phacelia petrosaphysical specimenBoraginaceaePhaceliapetrosaN. D. Atwood, F. J. Sm. and T. A. Knight1347M. Madsen D. Atwood200133190U.S.A.ArizonaMohaveLake Mead National Monument: ca 2.5 mi due E of Whitmore Point along the north side of a volcanic cinder cone.-113.2233436.18711055Igneous gravels; Larrea- Salvia- Ambrosia- Yucca community. Phenology: flowering.RMRM741547 Phacelia petrosaphysical specimenBoraginaceaePhaceliapetrosaN. D. Atwood, F. J. Sm. and T. A. Knight26828N. Duane Atwood L. C. Higgins2001410100U.S.A.ArizonaMohaveGrand Canyon Parashant National Monument: ca 1 mi SSE of Paws Pocket.-113.2076836.19931326Sandstone draw E of road; purshia- juniperus- ephedra- yucca- agave community. Phenology: flowering.RMRM741547 Phacelia petrosaphysical specimenBoraginaceaePhaceliapetrosaN. D. Atwood, F. J. Sm. and T. A. Knight26828N. Duane Atwood L. C. Higgins2001410100U.S.A.ArizonaMohaveGrand Canyon Parashant National Monument: ca 1 mi SSE of Paws Pocket.1500Sandstone draw E of road; purshia- juniperus- ephedra- yucca- agave community. Phenology: flowering.RMTRM789259 Phacelia petrosaphysical specimenBoraginaceaePhaceliapetrosaN. D. Atwood, F. J. Sm. and T. A. KnightIsotype for <i>Phacelia</i> <i>petrosa</i> N. D. Atwood, F. J. Sm. and T. A. Knight. Novon 12(1): 22-26; figs. 4-6. 2002 [2 Apr 2002]24210N. Duane Atwood B. Furniss1999422112U.S.A.ArizonaMohaveMohave Strip, 1 mi N of Colorado River, E of Whitmore. Colorado River overlook.Limestone talus. Phenology: flowering & fruiting. Type Specimen.36003,1,0true