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Fam.: Equisetaceae / Horsetail Fam.      

Genus:  Equisetum  L.
 

Authors:
   L.:  Carl von Linné (Linnaeus, 1707 - 1777), Swedish naturalist who introduced the binary naming system for plants and animals
   A.BRAUN:  Alexander Carl Heinrich Braun (1805 - 1877), German botanist
   DÖLL:  Johann Christoph Döll (1808 - 1885), botanist at Karlsruhe (Germany)
 

Etymology:
   Equisetum:   equus = horse, seta = bristle
   arvense:   growing in fields
   nemorosa:   growing in a grove
 

This form of the Field Horsetail which has been described in 1843 by A. BRAUN is characterized by a tall figure with long branches. The lower part of the stem is pale green to ivory colored.

 

Equisetum arvense forma nemorosa / Tall Field Horsetail, D Erlenbach am Main 25.6.2016
Fig. 1:  Equisetum arvense forma nemorosa / Tall Field Horsetail
D Erlenbach am Main 25.6.2016
Equisetum arvense forma nemorosa / Tall Field Horsetail, D Erlenbach am Main 25.6.2016
Fig. 2:  Equisetum arvense forma nemorosa / Tall Field Horsetail
D Erlenbach am Main 25.6.2016
Equisetum arvense forma nemorosa / Tall Field Horsetail, D Erlenbach am Main 25.6.2016
Fig. 3:  Equisetum arvense forma nemorosa / Tall Field Horsetail
D Erlenbach am Main 25.6.2016
Equisetum arvense forma nemorosa / Tall Field Horsetail, D Erlenbach am Main 25.6.2016
Fig. 4:  Equisetum arvense forma nemorosa / Tall Field Horsetail
D Erlenbach am Main 25.6.2016
Equisetum arvense forma nemorosa / Tall Field Horsetail, D Erlenbach am Main 25.6.2016
Fig. 5:  Equisetum arvense forma nemorosa / Tall Field Horsetail
D Erlenbach am Main 25.6.2016
Equisetum arvense forma nemorosa / Tall Field Horsetail, D Erlenbach am Main 25.6.2016
Fig. 6:  Equisetum arvense forma nemorosa / Tall Field Horsetail
D Erlenbach am Main 25.6.2016
Equisetum arvense forma nemorosa / Tall Field Horsetail, D Erlenbach am Main 25.6.2016
Fig. 7:  Equisetum arvense forma nemorosa / Tall Field Horsetail
D Erlenbach am Main 25.6.2016

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