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    Equisetum x ascendens  LUBIENSKI & BENNERT    
 

Fam.: Equisetaceae / Horsetail Fam.  

Hybrid formula (parents):  Equisetum hyemale  L.  x  Equisetum x moorei  NEWMAN

Genus:  Equisetum  L.
 

Authors:
   LUBIENSKI:  Marcus Lubienski, German botanist with main focus on Equisetum
   BENNERT:  Wilfried Herbert Bennert (1945 - ), German botanist
   NEWMAN:  Edward Newman (1801 - 1876), British entomologist and botanist
   L.:  Carl von Linné (Linnaeus, 1707 - 1777), Swedish naturalist who introduced the binary naming system for plants and animals
 

Etymology:
   Equisetum:   equus = horse, seta = bristle
   ascendens:   ascending
   hyemale:   hibernal
   moorei:   Thomas Moore (1821 - 1887), British botanist with main focus on ferns
 

Equisetum x alsaticum is the triple hybrid Equisetum hyemale x Equisetum x trachyodon, which corresponds to Equisetum hyemale x ( Equisetum hyemale x Equisetum ramosissimum ).
The plant occurs at in the Upper Rhine Valley (Baden, Alsace) as well as down the Rhine in Nordrhein-Westfalen and the Netherlands. Important differences to Equisetum hyemale are the tall stems up to 2 m long and the longer sheaths.

 

Equisetum x ascendens / Ascending Horsetail, D Pfalz, Wörth 16.3.2013
Fig. 1:  Equisetum x ascendens / Ascending Horsetail
D Pfalz, Wörth 16.3.2013
Equisetum x ascendens / Ascending Horsetail, D Pfalz, Wörth 16.3.2013
Fig. 2:  Equisetum x ascendens / Ascending Horsetail
D Pfalz, Wörth 16.3.2013
Equisetum x ascendens / Ascending Horsetail, D Pfalz, Wörth 16.3.2013
Fig. 3:  Equisetum x ascendens / Ascending Horsetail
D Pfalz, Wörth 16.3.2013
Equisetum x ascendens / Ascending Horsetail, D Pfalz, Wörth 16.3.2013
Fig. 4:  Equisetum x ascendens / Ascending Horsetail
D Pfalz, Wörth 16.3.2013
Equisetum x ascendens / Ascending Horsetail, D Pfalz, Wörth 16.3.2013
Fig. 5:  Equisetum x ascendens / Ascending Horsetail
D Pfalz, Wörth 16.3.2013
Equisetum x ascendens / Ascending Horsetail, D Pfalz, Wörth 16.3.2013
Fig. 6:  Equisetum x ascendens / Ascending Horsetail
D Pfalz, Wörth 16.3.2013
Equisetum x ascendens / Ascending Horsetail, D Pfalz, Wörth 16.3.2013
Fig. 7:  Equisetum x ascendens / Ascending Horsetail
D Pfalz, Wörth 16.3.2013
Equisetum x ascendens / Ascending Horsetail, D Pfalz, Wörth 16.3.2013
Fig. 8:  Equisetum x ascendens / Ascending Horsetail
D Pfalz, Wörth 16.3.2013
Equisetum x ascendens / Ascending Horsetail, D Pfalz, Wörth 16.3.2013
Fig. 9:  Equisetum x ascendens / Ascending Horsetail
D Pfalz, Wörth 16.3.2013
Equisetum x ascendens / Ascending Horsetail, D Pfalz, Wörth 16.3.2013
Fig. 10:  Equisetum x ascendens / Ascending Horsetail
D Pfalz, Wörth 16.3.2013
Equisetum x ascendens / Ascending Horsetail, D Pfalz, Wörth 16.3.2013
Fig. 11:  Equisetum x ascendens / Ascending Horsetail
D Pfalz, Wörth 16.3.2013
Equisetum x ascendens / Ascending Horsetail, D Pfalz, Wörth 16.3.2013
Fig. 12:  Equisetum x ascendens / Ascending Horsetail
D Pfalz, Wörth 16.3.2013
Equisetum x ascendens / Ascending Horsetail, D Pfalz, Wörth 16.3.2013
Fig. 13:  Equisetum x ascendens / Ascending Horsetail
D Pfalz, Wörth 16.3.2013
Equisetum x ascendens / Ascending Horsetail, D Pfalz, Wörth 16.3.2013
Fig. 14:  Equisetum x ascendens / Ascending Horsetail
D Pfalz, Wörth 16.3.2013
Equisetum x ascendens / Ascending Horsetail, D Pfalz, Wörth 16.3.2013
Fig. 15:  Equisetum x ascendens / Ascending Horsetail
D Pfalz, Wörth 16.3.2013
Equisetum x ascendens / Ascending Horsetail, D Eggenstein-Leopoldshafen 28.6.2015
Fig. 16:  Equisetum x ascendens / Ascending Horsetail
D Eggenstein-Leopoldshafen 28.6.2015
Equisetum x ascendens / Ascending Horsetail, D Eggenstein-Leopoldshafen 28.6.2015
Fig. 17:  Equisetum x ascendens / Ascending Horsetail
D Eggenstein-Leopoldshafen 28.6.2015
Equisetum x ascendens / Ascending Horsetail, D Eggenstein-Leopoldshafen 28.6.2015
Fig. 18:  Equisetum x ascendens / Ascending Horsetail
D Eggenstein-Leopoldshafen 28.6.2015
Equisetum x ascendens / Ascending Horsetail, D Eggenstein-Leopoldshafen 28.6.2015
Fig. 19:  Equisetum x ascendens / Ascending Horsetail
D Eggenstein-Leopoldshafen 28.6.2015
Equisetum x ascendens / Ascending Horsetail, D Eggenstein-Leopoldshafen 28.6.2015
Fig. 20:  Equisetum x ascendens / Ascending Horsetail
D Eggenstein-Leopoldshafen 28.6.2015
Equisetum x ascendens / Ascending Horsetail, D Eggenstein-Leopoldshafen 28.6.2015
Fig. 21:  Equisetum x ascendens / Ascending Horsetail
D Eggenstein-Leopoldshafen 28.6.2015
Equisetum x ascendens / Ascending Horsetail, D Eggenstein-Leopoldshafen 28.6.2015
Fig. 22:  Equisetum x ascendens / Ascending Horsetail
D Eggenstein-Leopoldshafen 28.6.2015

 


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