File:WolffiaArrhiza1.jpg

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English: Plants of Spotless watermeal, Wolffia arrhiza, in between some duckweed of Spirodela polyrhiza (large "leaves"). Every single "tiny ball" of less than 1 mm length is an own individual plant. The whole surface of the pond (about 800 m²) was covered like this.
Deutsch: Bestand der Wurzellosen Zwerglinse, Wolffia arrhiza, dazwischen einige Sprossglieder der Vielwurzeligen Teichlinse (Spirodela polyrhiza; große "Blätter"). Jedes der "Kügelchen" ist eine eigene Pflanze. Die gesamte Weiheroberfläche von ca. 800 m² war auf diese Weise bedeckt.
Polski: Wolfia bezkorzeniowa
Date
Source Own work. Location: North-eastern Lower Saxony, Germany.
Author Christian Fischer
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Attribution: Christian Fischer
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Date/TimeThumbnailDimensionsUserComment
current21:25, 2 September 2008Thumbnail for version as of 21:25, 2 September 20083,008 × 2,000 (1.48 MB)Fice (talk | contribs)better version
12:35, 2 November 2005Thumbnail for version as of 12:35, 2 November 20051,634 × 1,136 (539 KB)Fice (talk | contribs)*Description: ''Wolffia arrhiza'' on the surface of a pond; in between some ''Spirodela polyrhiza'' (large "leaves"). *Beschreibung: '''Wurzellose Zwerglinse''' (''Wolffia arrhiza'') auf der Oberfläche eines Weihers; dazwischen einige Sprossg

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