Seed plant | Definition, Examples, & Taxonomy | Britannica
Seed plant, any of the more than 300,000 species of seed-bearing vascular plants. Although the taxonomic division Spermatophyta is no longer accepted, the term ‘spermatophyte’ is used to refer collectively to the angiosperms and gymnosperms.
Seed plant - Wikipedia
A seed plant or spermatophyte (lit. 'seed plant'; from Ancient Greek σπέρματος (spérmatos) 'seed' and φυτόν (phytón) 'plant'), also known as a phanerogam (taxon Phanerogamae) or a phaenogam (taxon Phaenogamae), is any plant that produces seeds.
SPERMATOPHYTE在剑桥英语词典中的解释及翻译
any plant from a large group of plants that produce seeds. They include angiosperms (= plants that produce flowers and seeds) and gymnosperms (= plants that produce seeds but no flowers): The spermatophytes, which means " seed plants ", …
Spermatophyte - an overview | ScienceDirect Topics
The spermatophytes are by far the most diverse lineage within vascular plants, with about 270,000 living species. All the spermatophytes share the production of secondary xylem (at least ancestrally) through the activity of the cambium (Judd et al., 2008).
SPERMATOPHYTE中文(简体)翻译：剑桥词典 - Cambridge …
2024年7月22日 · any plant from a large group of plants that produce seeds. They include angiosperms (= plants that produce flowers and seeds) and gymnosperms (= plants that …
种子植物 - 百度百科
种子植物（拉丁学名：Spermatophyta），又叫显花植物，种子植物分布于世界各地，是 植物界 最高等的 类群，所有的种子植物都有两个基本特征，就是体内有 维管组织 —— 韧皮部 和 木质部 、能产生种子并用种子繁殖。 种子植物可分为 裸子植物 [1] 和被子植物。 裸子植物 的种子裸露着，其外层没有 果皮 包被。 被子植物 的种子的外层有 果皮 包被。 概括生活史中形成种子的所有植物的一个大的分类单位，种子植物是 植物界 最进化的种群，世界上已分化出20余万种，是现 …
Spermatophyte - Encyclopedia.com
2018年5月29日 · sper·mat·o·phyte / spərˈmatəˌfīt / • n. Bot. a plant of a large division (Spermatophyta) that comprises those that bear seeds, including the gymnosperms and angiosperms. *spermatophyte* Seed-bearing plant, including most trees, shrubs, and herbaceous plants. It has a stem, leaves, roots, and a well-developed vascular system [1].
Introduction to the Seed Plants - University of California Museum …
The spermatophytes, which means "seed plants", are some of the most important organisms on Earth. Life on land as we know it is shaped largely by the activities of seed plants. Soils, forests, and food are three of the most apparent products of this group.
Spermatophyta (Seed Plants) — The Biology Primer
Seed plants (Division Spermatophyta) are the most common plants on earth today. In the fossil record, there are examples of now extinct tree ferns that had seeds, indicating seed plants likely originated from ferns. Seedless plants reproduce via spores, which are single-celled zygotes with a tough cell wall.
Spermatophyte Definition and Examples - Biology Online
2021年2月27日 · Spermatophyte (Science: botany) division of the plant kingdom, consisting of plants that reproduce by means of seeds.