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Isoetes lacustris[2]
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Lycophytes
Class: Lycopodiopsida
Order: Isoetales
Family: Isoetaceae
Synonyms[citation needed]
  • Isoetaceae Dumort.
  • Bothriaceae Dulac

Isoetaceae is a family including living quillworts (Isoetes)[3] and comparable extinct herbaceous lycopsids (Tomiostrobus).


  1. ^ Reichenbach, H. G. L. (1828). Conspectus Regni Vegetabilis. Lipsiae, apud C. Cnobloch. p. 43.
  2. ^ illustration from Otto Wilhelm Thomé Flora von Deutschland, Österreich und der Schweiz 1885, Gera, Germany
  3. ^ Hassler, Michael (21 August 2022), "Isoetaceae", World Ferns. Synonymic Checklist and Distribution of Ferns and Lycophytes of the World, 14.1, retrieved 2022-10-07