| 单词 | Pteridophyta |
| 例句 | Author of Papers on Botanical Subjects, including Morphology and life history of Bryophyta, Pteridophyta and Gymnosperms, in scientific journals. Encyclopaedia Britannica, 11th Edition, Volume 4, Appendix Author List Pteridophyta, Pteridophytes in English form, meaning Fern-plants,—that is, Ferns and their relatives. The Elements of Botany For Beginners and For Schools With regard to the relationship of the Bryophyta and Pteridophyta the article on the latter group should be consulted. Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria" Others consider Pteridophyta and Bryophyta to be separate classes. The Gutenberg Webster's Unabridged Dictionary Section T, U, V, and W It is true that the dominance of the Pteridophyta in Palaeozoic times has been much exaggerated owing to the assumption that everything which looked like a Fern really was a Fern. Darwin and Modern Science |
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