Definition of Pteridophyta. Meaning of Pteridophyta. Synonyms of Pteridophyta

Here you will find one or more explanations in English for the word Pteridophyta. Also in the bottom left of the page several parts of wikipedia pages related to the word Pteridophyta and, of course, Pteridophyta synonyms and on the right images related to the word Pteridophyta.

Definition of Pteridophyta

Pteridophyta
Pteridophyta Pter`i*doph"y*ta, n. pl. [NL., from Gr. ?, ?, a fern + ? a plant.] (Bot.) A class of flowerless plants, embracing ferns, horsetails, club mosses, quillworts, and other like plants. See the Note under Cryptogamia. -- Pter"i*do*phyte`, n. Note: This is a modern term, devised to replace the older ones acrogens and vascular Cryptogamia.
Pteridophyta
Vascular Vas"cu*lar, a. [L. vasculum a small vessel, dim. of vas vessel: cf. F. vasculaire. See Vase, and cf. Vessel.] 1. (Biol.) (a) Consisting of, or containing, vessels as an essential part of a structure; full of vessels; specifically (Bot.), pertaining to, or containing, special ducts, or tubes, for the circulation of sap. (b) Operating by means of, or made up of an arrangement of, vessels; as, the vascular system in animals, including the arteries, veins, capillaries, lacteals, etc. (c) Of or pertaining to the vessels of animal and vegetable bodies; as, the vascular functions. 2. (Bot.) Of or pertaining to the higher division of plants, that is, the ph[ae]nogamous plants, all of which are vascular, in distinction from the cryptogams, which to a large extent are cellular only. Vascular plants (Bot.), plants composed in part of vascular tissue, as all flowering plants and the higher cryptogamous plants, or those of the class Pteridophyta. Cf. Cellular plants, Cellular. Vascular system (Bot.), the body of associated ducts and woody fiber; the fibrovascular part of plants. Vascular tissue (Bot.), vegetable tissue composed partly of ducts, or sap tubes. Water vascular system (Zo["o]l.), a system of vessels in annelids, nemerteans, and many other invertebrates, containing a circulating fluid analogous to blood, but not of the same composition. In annelids the fluid which they contain is usually red, but in some it is green, in others yellow, or whitish.

Meaning of Pteridophyta from wikipedia

- horsetails) are more closely related to seed plants than to lycophytes. "Pteridophyta" is thus no longer a widely accepted taxon, but the term pteridophyte...
- with modification to the gymnosperms from Christenhusz et al. (2011a), Pteridophyta from Smith et al. and lycophytes and ferns by Christenhusz et al. (2011b)...
- Incertae sedis; affinities with the Pteridophyta Foraminisporis F. tribulosus Incertae sedis; affinities with the Pteridophyta Foveosporites F. sp. Incertae...
- This is a list of the largest plants by clade. Measurements are based on height, volume, length, diameter, and weight, depending on the most appropriate...
- New Zealand's long geological isolation means that most of its flora is unique, with many durable hard woods. There is a wide variety of native trees,...
- affinities with the Pteridophyta Clavatisporites C. hammenii GSQ Mundubera Borehole Spores Incertae sedis; affinities with the Pteridophyta Cyathidites C....
- The major tree genera are listed below by taxonomic family. For classification of flowering plants, see APG II system. About 210 eudicot families include...
- Filices, and later in a Division of the Plant Kingdom named Pteridophyta or Filicophyta. Pteridophyta is no longer recognised as a valid taxon because it is...
- Pteridophyta Kekryphalospora K. sp. cf. K. distincta TE-620 road Miospores Affinities with the families Schizaeaceae/Anemiaceae inside Pteridophyta Klukisporites...
- gnetae Angio****e – flowering plants Traditional groups: Bryophyta* Pteridophyta* Gymno****e* Angio****e Synonyms Cormophyta Endlicher, 1836 Phyta...