Entity:

Concise hierarchy

Included, by definition, in node-based clade

*Isoëtopsida* (Clade) Cronquist et al. 1972 [Cantino & Donoghue 2007]		Ref: P.D. Cantino et al., 2007: E12.
*Lycopodiophyta* (Clade) Cronquist, Takhtajan & Zimmermann 1966 [Cantino & Donoghue 2007], nom. cl. inval.		Ref: P.D. Cantino et al., 2007: E11.

Isoëtes (Genus) L. (1753)

Ref: PPG I, 2016: 570. [nominal taxon]