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单词 Sphenopsida
释义

Sphenopsida

plural noun

Sphe·​nop·​si·​da
-psədə
: a subdivison of Tracheophyta comprising vascular plants (such as the horsetails and extinct related forms) with jointed stems, small leaves usually in whorls at distinct stem nodes, and sporangia in sporangiophores and including the orders Hyeniales, Sphenophyllales, and Equisetales compare lycopsida , psilopsida , pteropsida

Word History

Etymology

New Latin, from sphen- + -opsis + -ida

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更新时间:2024/11/11 7:55:47