Lycopsida


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Related to Lycopsida: class Lycopsida, Pteropsida, Sphenopsida
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Lycopsida - club mosses and related forms: includes Lycopodiales; Isoetales; Selaginellales; and extinct Lepidodendrales; sometimes considered a subdivision of Tracheophyta
class - (biology) a taxonomic group containing one or more orders
division Pteridophyta, Pteridophyta - containing all the vascular plants that do not bear seeds: ferns, horsetails, club mosses, and whisk ferns; in some classifications considered a subdivision of Tracheophyta
class Lycopodineae, Lycopodineae - alternative designation for the class Lycopsida
club moss, club-moss, lycopod - primitive evergreen moss-like plant with spores in club-shaped strobiles
Lepidodendrales, order Lepidodendrales - fossil arborescent plants arising during the early Devonian and conspicuous throughout the Carboniferous
Lycopodiales, order Lycopodiales - lower vascular plants coextensive with the family Lycopodiaceae; in some classifications includes the Selaginellaceae and Isoetaceae
order Selaginellales, Selaginellales - in some classifications included in Lycopodiales
Isoetales, order Isoetales - aquatic or marsh-growing fern allies; known to have existed since the Cenozoic; sometimes included in Lycopodiales
References in periodicals archive ?
As in our previous revision of the Lycopsida (AlvarezVazquez and Wagner 2014), partial lists of synonymy are provided with special emphasis on types and listing all the illustrated records from Canada and the United States for the Middle Pennsylvanian time interval.
Category Taxa No of Endemic-- Endemic-- species Serra do Espinhaco Cipo Range Bryopsida 20 0 0 Coniferopsida 2 0 0 Dicotyledoneae 1,465 20 55 Lycopsida 5 0 0 Monocotiledoneae 609 51 30 Pteropsida 56 1 1 Total 2,157 72 86 Category Taxa Non endemic Threatened-- and not MG state threatened Bryopsida 0 20 Coniferopsida 0 2 Dicotyledoneae 73 1,337 Lycopsida 0 5 Monocotiledoneae 40 539 Pteropsida 0 55 Total 113 1,958 Source: Modified from Madeira et al.
Las Lycopodiaceae, las Selaginellaceae y las Isoetaceae estan reunidas en las Lycopsida sobre la base de la presencia de eusporangios adaxiales y diferenciacion exarca del xilema (Gensel 1992, Kenrick & Crane 1997, Pryer et al.