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 | |
noun | |
| 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 |