division Pteridophyta; Pteridophyta (containing all the vascular plants that do not bear seeds: ferns, horsetails, club mosses, and whisk ferns; in some classifications considered a subdivision of Tracheophyta)
Learn English with... Proverbs of the week
"Like water off a duck's back." (English proverb)
"Most of us do not look as handsome to others as we do to ourselves." (Native American proverb, Assiniboine)
"However much fruit a tree gives, it humbles its head that much more." (Armenian proverb)
"He who protects himself from cold also wards off heat." (Corsican proverb)
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