Equisetum laevigatum A. Braun. Common name: Smooth Scouring-Rush. Phenology: May-Jul. Habitat: Moist areas. Distribution: QC and BC south to NY, w. PA, s. OH, s. IN, s. IL, AR (Peck 2011), e. TX, NM, AZ, CA, n. Mexico, and n. Central America. Reported for Warren County, w. VA (Sheik & Weeks 2023). There are old reports, repeated in RAB, and S, of this species farther south; documentation of these reports is not known and may be based on misapplication or misidentification.
Origin/Endemic status: Native
Synonymy ⓘ: = AqW, Ar, C, Can, ETx1, FNA2, G, GrPl, Il, K4, Mo1, NS, Pa, POWO, S13, Sf, TxFerns; = Hippochaete laevigata (A.Braun) Farw.; > Equisetum hyemale L. var. intermedium A.A.Eaton — F; > Equisetum kansanum Schaffner — F, Tx; > Equisetum laevigatum A.Braun — Tx. Basionym: Equisetum laevigatum A.Braun 1844
Links to other floras: = Equisetum laevigatum - FNA2
Show parent genus | Show parent in key(s)
Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: FAC
- Eastern Mountains and Piedmont: FACW
- Great Plains: FAC
- Midwest: FACW
- Northcentral & Northeast: FACW
Heliophily ⓘ: 5
Hover over a shape, letter, icon, or arrow on the map for definition or see the legend.
© Paul Marcum source | Original Image ⭷
© Erik Danielson source | Original Image ⭷
© Erik Danielson source | Original Image ⭷
© Alan Cressler: Equisetum laevigatum, San Pedro River, San Pedro Riparian National Conservation Area, BLM Lands, Cochise County, Arizona 1 by Alan Cressler source | Original Image ⭷
© Paul Marcum source | Original Image ⭷Feedback
Horticultural Information
Intro:
Stems:
Leaves:
Inforescence:
Flowers:
Fruits:
Comments:
Height:
plant sale text:
bloom table text:
description:
stems:
leaves:
inflorescence:
flowers:
fruits:
comments:
cultural notes:
germination code:
native range:
0 unsaved edits on this page.