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Related to Isoetales: quillworts
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Isoetales - aquatic or marsh-growing fern allies; known to have existed since the Cenozoic; sometimes included in Lycopodiales
plant order - the order of plants
class Lycopodiate, class Lycopsida, Lycopodiate, Lycopsida - club mosses and related forms: includes Lycopodiales; Isoetales; Selaginellales; and extinct Lepidodendrales; sometimes considered a subdivision of Tracheophyta
family Isoetaceae, Isoetaceae, quillwort family - quillworts; coextensive with the genus Isoetes
References in periodicals archive ?
In another example, it is postulated that the fossil Chaloneria (Isoetales) evolved from its putative ancestor Sigillaria (Lepidodendrales) by neoteny and progenesis (Bateman, 1994).
A new Jurassic Isoetites (Isoetales) from the Wallowa terrane in Hells Canyon, Oregon and Idaho.