Isoetes
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Isoetes, commonly known as the quillworts, is a genus of lycopod. It is the only living genus in the family Isoetaceae and order Isoetales. As of 2016, there were about 200 recognized species, with a
Isoetes tegetiformans
Quillwort megasporangia
Lepidodendron reconstrucción
Isoetales
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Isoetales, sometimes also written Isoëtales, is an order of plants in the class Lycopodiopsida.
Isoetes
…Isoetes, commonly known as the quillworts, is a genus of lycopod. It is the only living genus in the family Isoetaceae and order Isoetales. As of 2016, there were about 200 recognized species, with a cosmopolitan distribution mostly in aquatic habitats but with the individual species often…
Isoetes echinospora 74924873