Micranthes petiolaris (Rafinesque) Small var. shealyi P.D. McMillan & Cushman. Section: Stellares. Escarpment Saxifrage, Shealy's Saxifrage. Phen: Feb-May. Hab: In moist seepage over rock, at low elevations (2000-3000 feet). Dist: Endemic, so far as is known, to Pickens County, SC. Additional material perhaps matching this taxon has recently been found in Polk County, NC (O. Carson, pers.comm., 2019).
Origin/Endemic status: Endemic
Taxonomy Comments: See Cushman, Richards, & McMillan (2020) for detailed information. This newly named taxon needs additional assessment.
Synonymy: = Cushman, Richards, & McMillan (2020); < Hydatica petiolaris (Raf.) Small – S, S13; < Micranthes petiolaris (Raf.) Small – FNA8, K1, K3, K4; < Saxifraga michauxii Britton – GW2, RAB, W
Wetland Indicator Status:
- Eastern Mountains and Piedmont: FACU (taxonomic split from wetland indicator species)
Heliophily: 9
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© Alan Cressler: Micranthes petiolaris var. shealyi, Nine Times Preserve, The Nature Conservancy, Pickens County, South Carolina 4 by Alan Cressler source | Original Image ⭷
© Alan Cressler: Micranthes petiolaris var. shealyi, Nine Times Preserve, The Nature Conservancy, Pickens County, South Carolina 5 by Alan Cressler source | Original Image ⭷
© Alan Cressler: Micranthes petiolaris var. shealyi, Nine Times Preserve, The Nature Conservancy, Pickens County, South Carolina 6 by Alan Cressler source | Original Image ⭷
© Alan Cressler: Micranthes petiolaris var. shealyi, Nine Times Preserve, The Nature Conservancy, Pickens County, South Carolina 1 by Alan Cressler source | Original Image ⭷Feedback
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