Cosmarium
Desmidiaceae –
Archaeplastida

Observations on Cosmarium pyramidatum

Protisten / Protisten.de – created by Wolfgang Bettighofer / Algae green-colored (2: Desmidiaceae): Cosmarium / Cosmarium pyramidatum

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

Cosmarium pyramidatum Brébisson ex Ralfs 1848

Most likely ID: n.a.

Basionym: n.a.

Add’l Synonyms: Ursinella pyramidata (Brébisson) Kuntze ????

Sampling date 06/2023. Scale bars indicate 25 µm.

Three images.

First:	Synoptic representation of the lobose chloroplasts.
Second:	Optical cross-section through the chloroplasts showing golden assimilate grains.
Third:	Optical cross-section through the chloroplasts showing 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 Lauchseemoor, Fieberbrunn (Tyrol, Austria)
Latitude: 47.46954439 Longitude: 12.53826499

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

Sampling date 06/2013. Scale bar indicates 25 µm.

Place name: Wetland Mittermoos near Fieberbrunn (Tyrol, Austria)
Latitude: 47.47998695 Longitude: 12.5240922

Microscope Zeiss Universal, camera Canon EOS 600D.

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

Two images.

First:	Synoptic representation of the cell wall. The cell wall pores can be seen as fine dots.
Second:	Optical cross-section through the chloroplasts showing the 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 Lauchseemoor, Fieberbrunn (Tyrol, Austria)
Latitude: 47.46954439 Longitude: 12.53826499

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.

Protisten.de

Observations on Cosmarium pyramidatum

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