Stachys arenicola Britton. Phen: Jun-Aug. Hab: Marl fens, roadsides, banks of waterfowl impoundments; possibly adventive in part from farther west, but at least some populations native. Dist: NS and QC west to AK, south to VA, KY, AR, OK, NM, AZ, and CA.
Origin/Endemic status: Native
Synonymy: = Mi, NY, Va, Fleming, Nelson, & Townsend (2011); = n/a – Il, RAB; = Stachys pilosa Nutt. var. arenicola (Britton) Mulligan & Monroe – K1, K3, K4, NE; < Stachys palustris L. – WV; < Stachys palustris L. ssp. pilosa (Nutt.) Epling; < Stachys palustris L. var. pilosa (Nutt.) Fernald – C, F, G, Pa; < Stachys pilosa Nutt.