Stachys tenuifolia Willdenow. Smooth Hedge-nettle. Phen: Jun-Aug; Sep-Oct. Hab: Wooded brownwater river bottoms and edges. Dist: NB west to MB, south to Panhandle FL and e. TX.

Origin/Endemic status: Native

Synonymy: = Ar, C, G, GrPl, Il, Mi, NcTx, RAB, S, Tat, Tn, Tx, Va, Fleming, Nelson, & Townsend (2011), Floden (2016), Poindexter & Nelson (2011); = Stachys tenuifolia Willd. var. tenuifolia – W; > Stachys palustris L. var. macrocalyx Jenn. – F; < Stachys tenuifolia Willd. – GW2, K3, K4, Pa; > Stachys tenuifolia Willd. var. perlonga Fernald – F, WH3, Nelson (1981); > Stachys tenuifolia Willd. var. platyphylla Fernald – F; > Stachys tenuifolia Willd. var. tenuifolia – F, Nelson (1981)

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FACW (taxonomic split from wetland indicator species)
• Eastern Mountains and Piedmont: FACW (taxonomic split from wetland indicator species)
• Great Plains: FACW (taxonomic split from wetland indicator species)
• Midwest: OBL (taxonomic split from wetland indicator species)
• Northcentral & Northeast: FACW (taxonomic split from wetland indicator species)

Heliophily: 4