| 释义 |
order Cordaitales
Thesaurus| Noun | 1.order Cordaitales - extinct plants having tall arborescent trunks comparable to or more advanced than cycads; known from the Pennsylvanian period; probably extinct since the Mesozoic eraCordaitalesplant order - the order of plantsclass Coniferopsida, Coniferophyta, Coniferophytina, Coniferopsida, subdivision Coniferophytina - cone-bearing gymnosperms dating from the Carboniferous period; most are substantial trees; includes the classes Pinopsida (subdivision Pinophytina) and Ginkgopsida (subdivision Ginkgophytina) and Taxopsida (subdivision Taxophytina) which in turn include the surviving orders Coniferales and Taxales (yews) and sometimes Ginkgoales as well as extinct orders such as Cordaitales (of the Carboniferous and Permian)Cordaitaceae, family Cordaitaceae - chiefly Paleozoic plants; Cordaites is the chief and typical genus |
order Cordaitales
Synonyms for order Cordaitalesnoun extinct plants having tall arborescent trunks comparable to or more advanced than cycadsSynonymsRelated Words- plant order
- class Coniferopsida
- Coniferophyta
- Coniferophytina
- Coniferopsida
- subdivision Coniferophytina
- Cordaitaceae
- family Cordaitaceae
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