Nitella mucronata (Br.) Miquel (Charophyta) in the Czech Republic.

Abstract

Nitella mucronata is designated as "extremly rare species" of Charophyta in the Czech Republic in the recent publication of HUSAK (2001), where only one locality in South Moravia is cited. Hovewer, according to literary Sources and personal experience there exist more of localities of this species in the Czech Republic. Recently (in summer 2007) has been found N. mucronata in peat bog Velka Ohrazenice near a village Donov near Veseli nad Luznici (south Bohemia). It is possible to suppose that this species Occurs at other localities in the Czech Republic. All old and recent data about the distribution of this species, detailed description and ecological characters are summarized in our article.