- Psilophytales as a noun:
- 1
Psilophytales
noun
1 Psilophytales
Paleozoic simple dichotomously branched plants of Europe and eastern Canada including the oldest known vascular land plants.
synonym: order Psilophytales.
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noun
Paleozoic simple dichotomously branched plants of Europe and eastern Canada including the oldest known vascular land plants.
synonym: order Psilophytales.
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