Robert W. Freckmann Herbarium

  Equisetum X mackaii (Newman) Brichan image
Photographer: Michael A. Rosenthal           
Family Equisetaceae
Equisetum X mackaii (Newman) Brichan
MacKay's horsetail
Equisetum: Latin for "horsetail" from equus, "horse," and seta, "bristle"
County distribution map- click for detailed distribution maps.
Detailed Distribution:
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Status: Native
Plant: perennial fern ally
Habitat: shores and sands

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All Equisetum list Google- Images or Text

Flora of North America (off site)
(PARENTS = Equisetum hyemale L. subsp. affine (Engelm.) Calder & Roy L.Taylor X E. variegatum Schleich. ex F.Weber & D.Mohr)
Equisetum hyemale L. subsp. trachyodon A.Braun
Equisetum hyemale L. var. mackaii Newman
Equisetum trachyodon (A.Braun) W.D.J.Koch
Equisetum variegatum Schleich. ex F.Weber & D.Mohr var. jesupi A.A.Eaton
Equisetum X trachyodon (A.Braun) W.D.J.Koch

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