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Fern - Wikipedia, the free encyclopedia
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Most are found in the tropics where tree ferns — with their above-ground stems — may grow as high as 40 feet. ... In temperate regions, the stems of ferns — called rhizomes — grow underground.
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The American Fern Society ... It was established in 1893 with the objective of fostering interest in ferns and fern allies. To this end it encourages correspondence and the exchange of information and specimens between members via its newsletter the Fiddlehead Forum.
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A website about the wild ferns that grow in this part of southeastern Australia, the conditions they need and their ecology, with many photographs and detailed descriptions. ... Links to more ferns...
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What are ferns? ... Ferns are a very ancient family of plants: early fern fossils predate the beginning of the Mesozoic era, 360 million years ago. They are older than land animals and far older than the dinosaurs. They were thriving on Earth for two hundred million years before the flowering plants evolved.
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The ferns are an ancient lineage of plants, dating back to at least the Devonian. They include three living groups -- Marattiales, Ophioglossales, and leptosporangiate ferns -- as well as a couple of extinct groups.
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Ferns of Connecticut -- indexed by by common name and by scientific name. From the Connecticut Botanical Society. ... ; For an aid to fern identification in the field, see the Quick Guide to the Common Ferns of New England, prepared by CBS member Arieh Tal.
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Ferns represent the second major step in the evolutionary sophistication of plants. While they still reproduce by spores like mosses, the ferns add a vascular system -- i.e. specialized organs for trasporting fluids throughout the plant.
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An introduction to the life history of ferns ... About 97% of living Pteridophytes are ferns. In fact, there are probably about 12,000 species of ferns in the world, most of these found in the tropics. Unlike the fern allies which are a relic group, the ferns are highly successful and are virtually found in any...
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