Group: Lycopodiophytina (Lycophytes)
Family: Isoetaceae (Quillwort family)
Genus: Isoetes (Quillwort)
Isoetes lacustris L. - Quillwort
Isoetes echinospora Durieu - Spring Quillwort
<b>Maximal 40 cm tall</b>. <span class="v1">sporophylls:</span> rush-like. <span class="v1">sporangia:</span> solitary, on the upper surface near the base of the sporophylls. <span class="v1">spores:</span> heterosporous, <b>megaspores mostly with stripes or tu...
The colours represent the floristic status of the species in the respective region. Green indicates native occurrences, light green naturalized occurrences. Adventive occurrences are represented by light yellow shades and plants that are cultivated (but rarely occur in the wild) are dark yellow. Grey colours are used, if the floristic status of species is unknown or uncertain.
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Natural, established occurences |  |
Artificial occurences |
The color intensity reflects the species' abundance
Data: Floristische Kartierung Deutschlands (Stand 2013), Bundesamt für Naturschutz (www.floraweb.de)
waters, riparian vegetation, mudflat vegetation, reedbeds
in nutrient-poor, wet habitats