Micranthes pensylvanica (Linnaeus) Haworth. Section: Micranthes. Swamp Saxifrage. Phen: Apr-Jun. Hab: Forested seeps and seepage swamps, fens, usually over mafic or calcareous rocks. Dist: ME west to MN, south to e. VA, c. and w. NC, and IA.
Origin/Endemic status: Native
Syn: = Il, Mi; = Saxifraga pensylvanica ssp. pensylvanica – G; < Micranthes pensylvanica – FNA8, K3, K4, NE, NY, Tn, Va, Brouillet & Gornall (2007), Tkach, Röser, & Hoffmann (2015); < Saxifraga pensylvanica – C, F, K1, Pa, RAB, W, WV
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© Jim Brighton
© Gary P. Fleming