Tiny Organisms in Aquatic Habitats

Desmids –
 Archaeplastida (Part) 

Observations on Cosmarium quadrum

Position in the EOL taxonomic tree. Please click on the tree view below to access EOL (Encyclopedia of Life).

Cosmarium quadrum P.Lundell 1871

Most likely ID: n.a.

Basionym: n.a.

Add’l Synonyms: Ursinella quadrum (Lundell) Kuntze ????
                               Cosmarium dentiferum var. quadrum (P.Lundell) Playfair ????

Sampling date 06/2024. Scale bars indicate 25 µm.

Four images. Journey into the cell.

First:Synoptic representation of the cell with the cell wall warts and the fine pores in between.
Second:Optical cross-section showing a few wings of the chloroplasts.
Third:Optical cross section showing assimilate beads (fat-containing oleosomes).
Fourth:Optical cross section showing assimilate beads and the four pyrenoids.

Please click on < or > on the image edges or on the dots at the bottom edge of the images to browse through the slides!

Place name: Wetland at the Pillersee (Tyrol, Austria)
Latitude: 47.531785     Longitude: 12.573095

Microscope Zeiss Universal, camera Olympus OM-D M5 MKII. DOF images.

© Wolfgang Bettighofer,
images under Creative Commons License V 3.0 (CC BY-NC-SA).
For permission to use of (high resolution) images please contact postmaster@protisten.de.

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