Semantic Domains

Sep 15, 2015 · Plants of the Pteridophyta phylum have no flowers or seeds. Ferns have large, divided, feather-like leaves, or fronds. Club mosses are small (rarely over one meter) evergreen plants with simple leaves resembling pine or hemlock needles. Sometimes they grow upright, but often trail on the ground, where they propagate by means of runners. ................
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