Cosmarium
Desmidiaceae –
Archaeplastida
Observations on Cosmarium obsoletum
Gallery Prof. Rupert Lenzenweger
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Cosmarium obsoletum (Hantzsch) Reinsch 1867
Most likely ID: n.a.
Basionym: Arthrodesmus obsoletus Hantzsch 1862
Add’l Synonyms: Ursinella obsoleta (Hantzsch) Kuntze ????
Xanthidium orbiculare C.Bernard 1908
Pachyphorium obsoletum (Hantzsch) Palamar-Mordvintseva 1980
Dimension: Length (25)–43–52 µm, width (42)–51–59 µm.
Occurrence: Widely distributed in intermediate and lowland moors, old peat pits, etc.
Left: Original graphic by Prof. Lenzenweger.
Right: Photomicrograph by Prof. Lenzenweger. For microphotography, the microscope illumination was adjusted in such a way that as many features as possible that are important for species identification are prominently displayed.
Copyright by Prof. Rupert Lenzenweger, Ried im Innkreis, Austria.
© 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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New items
acutiformis
astraea
bipyramidatum
cinctum
pulchrum
melicerta
lunatus
brebissonii
montanum
directum
truncatum
vestitum
var. vestitum
meneghinianum
didelta
furcata
jenneri
radiosa
ventricosum
insigne
cucurbita
fimbriata
cucurbita
wailesii
filifera
brightwellii