Lycopsida

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Related to Lycopsid: gymnosperm
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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 ?
2006): A fossil lycopsid forest succession in the classic Joggins section of Nova Scotia: paleoecology of a disturbance-prone Pennsylvanian wetland.
Your fossil is a piece of the spreading root system, or rhizophore, of a lycopsid tree, or giant club moss.
Flora is dominated by the marsh lycopsid Cormophyton.
Early studies of the Late Devonian Cleveland Shale of Ohio have revealed many arborescent lycopsid axes and cones.
As with the lycopsid taxa revised in an earlier paper (Alvarez-Vazquez and Wagner 2014), the published record of Canadian sphenopsids from lower Westphalian strata is only sporadic and may be regarded as incomplete.
With respect to the origin of lycopsid (Lycopodium, etc.
Over fifteen years of study in this shale have revealed the presence of many lycopsid axes and cones, and some progymnosperms.
The significance of a thin coal within the open water facies association depends on its origin: given its discontinuous nature and lack of underlying roots, it likely represents organic material (vitrain) resulting from coalification of a transported lycopsid log rather than an in-situ histosol (peat).
This highly informative fossil displays a slender stem with mariopterid fronds still attached and wound around the stump of an arborescent lycopsid.
Late in the month, Lucy discovered an upright lycopsid stump at Parrsboro that contained a small temnospondyl skull, the first tetrapod fossil ever found at a locality known for its trackways.
a pseudoherbaceous segregate of Lepidodendron (Pennsylvanian): Phylogenetic context for evolutionary changes in lycopsid growth architecture.
Specimens belonging to the lycopsid genus Bothrodendron are identified by distinctive shoots that have small superficial leaf scars.