Micrasterias foliacea var. multiornata Zalocar de Domitrovic, 1981

Levanets, Anatoliy & Janse van Vuuren, Sanet, 2023, Morphology, taxonomy, biogeography and ecology of Micrasterias foliacea Bailey ex Ralfs (Desmidiales, Zygnematophyceae), PhytoKeys 226, pp. 33-51 : 33

3. Micrasterias foliacea var. multiornata Zalocar de Domitrovic, 1981

Micrasterias foliacea var. multiornata Zalocar de Domitrovic, 1981. "Physis (Buenos Aires)", Sec.B, 40(98): 58, fig. 2: 13.

Morphology.

This variety differs from the type by the presence and distribution of warts, situated in a row from the isthmus to half the length of the sinus. There is also a wart on the basis of the upper side lobes. Cells are 120-124 μm long, 115-120 μm wide, polar lobes are 53-57 μm wide, isthmus is 20-22 μm wide ( Zalocar de Domitrovic 1981).

Distribution.

The variety is endemic to South America and was only found in tropical areas of Argentina (Fig. 2 and Suppl. material 2 for more information).

Habitat and ecology.

M. foliacea var. multiornata was found in a wetland for which no ecological data is available.

Figures

Figure 2. Worldwide distribution of different varieties of Micrasterias foliacea.