Desmids –
Archaeplastida (Part)

Observations on Micrasterias apiculata

Gallery Prof. Rupert Lenzenweger

Protisten / Home / Algae green-colored (2: Desmids): Streptophyta / Zygnematophyceae / Zygnematophycidae / Desmidiales / Desmidiaceae / Micrasterias apiculata – Prof. R. Lenzenweger

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Micrasterias apiculata Meneghini ex Ralfs 1848

Most likely ID: n.a.

Basionym: n.a.

Add’l Synonyms: Euastrum spinuligerum L.A.Brébisson ????
                               Euastrum apiculatum Ehrenberg 1834
                               Euastrum aculeatum Ehrenberg 1838
                               Cosmarium aculeatum Corda 1839
                               Micrasterias aculeata M.Rostock ????
                               Micrasterias halis Raciborski 1885
                               Micrasterias apiculata var. halis (Raciborski) Nordstedt ????
                               Micrasterias apiculata f. apiculata (Ralfs) Nordstedt 1888
                               Helierella apiculata (Ehrenberg) Kuntze 1891

Dimension: Length (160)–200–270–(290) µm, width (120–140)–160–230–(250) µm, L/W (1.0)–1.05–1.2–(1.3).

Occurrence: Occasionally found in peat bogs and silting zones of moorland lakes. Widespread but rare.

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.

© Wolfgang Bettighofer,
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Observations on Micrasterias apiculata

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