Navigation
 

Vorige Art/previous species (Left arrowball from Animation City 1991)     Spirodela polyrhiza  (L.) SCHLEID.         Nächste Art/next species (Right arrowball from Animation City 1991)
 

Fam. tradit.: Lemnaceae / Duckweed Fam.       APG: Araceae / Arum Fam.

Genus:  Spirodela  SCHLEID.
 

Authors:
   L.:  Carl von Linné (Linnaeus, 1707 - 1777), Swedish naturalist who introduced the binary naming system for plants and animals
   SCHLEID.:  Matthias Jacob Schleiden (1804 - 1881), German botanist
 

Etymology:
   Spirodela:   speira = winding, delos = obvious (spiral vessels)
   polyrhiza:   many-rooted
 

Spirodela polyrhiza / Greater Duckweed, D Mainz 13.9.2008
Fig. 1:  Spirodela polyrhiza / Greater Duckweed
D Mainz 13.9.2008
Spirodela polyrhiza / Greater Duckweed, D Mainz 13.9.2008
Fig. 2:  Spirodela polyrhiza / Greater Duckweed
D Mainz 13.9.2008
Spirodela polyrhiza / Greater Duckweed, D Mainz 13.9.2008
Fig. 3:  Spirodela polyrhiza / Greater Duckweed
D Mainz 13.9.2008
Spirodela polyrhiza / Greater Duckweed, D Friedberg 26.8.2006
Fig. 4:  Spirodela polyrhiza / Greater Duckweed
D Friedberg 26.8.2006
Spirodela polyrhiza / Greater Duckweed, D Dinkelsbühl 9.10.2009
Fig. 5:  Spirodela polyrhiza / Greater Duckweed
D Dinkelsbühl 9.10.2009
Spirodela polyrhiza / Greater Duckweed, D Zülpich-Juntersdorf 13.6.2019
Fig. 6:  Spirodela polyrhiza / Greater Duckweed
D Zülpich-Juntersdorf 13.6.2019
Spirodela polyrhiza / Greater Duckweed, D Dorsten 14.6.2018
Fig. 7:  Spirodela polyrhiza / Greater Duckweed
D Dorsten 14.6.2018
Spirodela polyrhiza / Greater Duckweed, D Groß-Gerau 25.6.2015
Fig. 8:  Spirodela polyrhiza / Greater Duckweed
D Groß-Gerau 25.6.2015
Spirodela polyrhiza / Greater Duckweed, D Groß-Gerau 25.6.2015
Fig. 9:  Spirodela polyrhiza / Greater Duckweed
D Groß-Gerau 25.6.2015
Spirodela polyrhiza / Greater Duckweed, D Groß-Gerau 29.5.2021
Fig. 10:  Spirodela polyrhiza / Greater Duckweed (another site)
D Groß-Gerau 29.5.2021
Spirodela polyrhiza / Greater Duckweed, D Groß-Gerau 29.5.2021
Fig. 11:  Spirodela polyrhiza / Greater Duckweed
D Groß-Gerau 29.5.2021
Spirodela polyrhiza / Greater Duckweed, D Mannheim 3.6.2019
Fig. 12:  Spirodela polyrhiza / Greater Duckweed
D Mannheim 3.6.2019
Spirodela polyrhiza / Greater Duckweed, D Mannheim 3.6.2019
Fig. 13:  Spirodela polyrhiza / Greater Duckweed
D Mannheim 3.6.2019
Spirodela polyrhiza / Greater Duckweed, S Bohus 7.8.2010
Fig. 14:  Spirodela polyrhiza / Greater Duckweed
S Bohus 7.8.2010
Spirodela polyrhiza / Greater Duckweed, S Bohus 7.8.2010
Fig. 15:  Spirodela polyrhiza / Greater Duckweed
S Bohus 7.8.2010

To top
 
Start page
 
Contents
 
Orchids
 
Other Plants
 
Plants acc. to Families
 
.. Relationship
 
.. Scientific Names
 
.. German Names
 
.. English Names
 
.. Bloom Colors
 
.. Flower Anatomy
 
.. Leaf Form
 
.. Regions
 
.. Photo Month
 
.. Fruits + Seed
 
.. Roots + Bulbs
 
Pest Infestation + Deformations
 
Trees
 
Bushes
 
Water Plants
 
Climbers + Twiners
 
Useful Pl.
 
Ornamental Pl.
 
Color Var.
 
Multiple Criteria
 
Biotopes + Groups
 
Botan.Links
 

Search for a plant:

Copyright: Use of the images and texts only with the author's written permission.