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 (tə-rĭd′ə-fīt′, tĕr′ĭ-dō-)
Any of numerous vascular plants that reproduce by means of spores rather than seeds, including the ferns and related plants such as horsetails, and sometimes the club mosses.

[From New Latin Pteridophyta, former division name : Greek pteris, pterid-, fern; see pteridology + Greek phuton, plant; see -phyte.]

pte·rid′o·phyt′ic (tə-rĭd′ə-fĭt′ĭk, tĕr′ĭ-dō-), pter′i·doph′y·tous (tĕr′ĭ-dŏf′ĭ-təs) adj.


(Botany) (in traditional classification) any plant of the division Pteridophyta, reproducing by spores and having vascular tissue, roots, stems, and leaves: includes the ferns, horsetails, and club mosses. In modern classifications these plants are placed in separate phyla
[C19: from pterido-, from Greek pteris fern + -phyte]
pteridophytic, pteridophytous adj
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.pteridophyte - plants having vascular tissue and reproducing by sporespteridophyte - plants having vascular tissue and reproducing by spores
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
fern - any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores
fern ally - pteridophytes of other classes than Filicopsida
tracheophyte, vascular plant - green plant having a vascular system: ferns, gymnosperms, angiosperms
References in periodicals archive ?
AM fungal association in the rhizosphere soil of some pteridophytic plant species in Valparai Hills, Western Ghats of Tamilnadu, India.
Herbaria as useful spore banks for integrated conservation strategies of pteridophytic diversity.