Robert W. Freckmann Herbarium

  Equisetum X ferrissii Clute (pro sp.) image
Photographer: Robert W. Freckmann           
Family Equisetaceae
Equisetum X ferrissii Clute (pro sp.)
Ferriss' horsetail
Equisetum: Latin for "horsetail" from equus, "horse," and seta, "bristle"
County distribution map- click for detailed distribution maps.
Detailed Distribution:
Town Range Maps
Google Dot Maps
Status: Native
Plant: perennial fern ally
Habitat: open ground

More Information Natural Communities Herbarium Specimens
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. laevigatum A.Braun)
Equisetum hyemale L. var. elatum (Engelm.) C.V.Morton
Equisetum hyemale L. var. intermedium A.A.Eaton
Equisetum intermedium (A.A.Eaton) Rydb.

Botany News/Events
Book We Recommend
Historical Botanists
Other Links
Botanical Club of Wisconsin (off site)
UW-Stevens Point Biology Dept.
Plants of Wisconsin
Vascular Plants
Natural Communities
Botany News/Events
Other Links
Lichens (off site)   
Tom Volk's Fungi (off site)
Taxonomy of Vascular Plants
                          Vascular Plants
Browse by Identification Guides
Family Wildflowers
Genus Trees
Common Names Shrubs
Search by Vines
Names Aquatic-Semi aquatic
Specimens Ferns - Fern Allies
Blooming Times Grasses, Sedges, or Rushes
County & Status Other Resources  
Town Range Taxonomy of Vascular Plants
  WI Checklist & CofC Values
Browse by:
Common Name
Search by:
Copyright 2012 Permissions Contact Us Web Map