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fern
(Encyclopedia)CE5 Life cycle of a fern fern, any plant of the division Polypodiophyta. Fern species, numbering several thousand, are found throughout the world but are especially abundant in tropical rain fores...Christmas fern
(Encyclopedia)Christmas fern: see fern.male fern
(Encyclopedia)male fern: see fern.water fern
(Encyclopedia)water fern, common name for various species of aquatic ferns. ...sweet fern
(Encyclopedia)sweet fern, common name for several plants belonging to different botanical divisions. One is a shrub of the family Myricaceae (bayberry family) in the division Magnoliophyta; others are plants of the...tree fern
(Encyclopedia)tree fern, any fern having a treelike trunk. Sometimes other similar primitive plants are also called tree fern, e.g., species of cycad. ...adder's-tongue
(Encyclopedia)adder's-tongue, name for a fern genus (Ophioglossum). Adder's-tongues are classified in the division Pteridophyta.Polypodiophyta
(Encyclopedia)Polypodiophyta pŏlˌēpōˌdēŏfˈətə [key], division of the plant kingdom consisting of the plants commonly called ferns. The ferns are vascular plants with stems, roots, and leaves. The small an...water clover
(Encyclopedia)water clover, common name for various species of aquatic ferns. ...asparagus
(Encyclopedia)asparagus, perennial garden vegetable (Asparagus officinalis) of the family Liliaceae (lily family), native to the E Mediterranean area and now naturalized over much of the world. As in the other spec...Browse by Subject
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