fossil pteridophytes 化石蕨 ; 化石蕨类
wild pteridophytes 野生蕨类
edible pteridophytes 食用蕨类植物
ornamental pteridophytes 观赏蕨类植物
In section three the percentage of angiosperms is 29%~53%, gymnosperms is 22%~40%, the percentage of pteridophytes got higher in this section, average 11%, sometime up to 58%.
组合三被子植物粉略高或接近于裸子植物花粉的含量，一般为29％～53％，裸子植物花粉平均含量在22％～40％左右，蕨类植物孢子含量大增，最高可达58％，一般在11％左右。
参考来源 - 东北华北地区古近纪中晚期孢粉植物群及其古植被和古气候研究·2,447,543篇论文数据，部分数据来源于NoteExpress
同义词： nonflowering plant
以上来源于: WordNet
N (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 (传统分类)蕨类植物
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