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The Marattiaceae are a primitive group of tropical ferns with large, fleshy rhizomes and are now thought to be a sibling taxon to the leptosporangiate ferns. Several other groups of species were considered fern allies: the clubmosses, spikemosses, and quillworts in Lycopodiophyta; the whisk ferns of Psilotaceae; and the horsetails of Equisetaceae.
It is not certain the exact number of species of tree ferns there are, but it may be close to 600–700 species. [9] Many species have become extinct in the last century as forest habitats have come under pressure from human intervention. [citation needed] Lophosoria (tropical America, 1 species) Metaxya (tropical America, 1 species)
Cyathea delgadii is a widespread species of tree fern.It is native to Central America (Costa Rica, Nicaragua and Panama), and much of South America (Colombia, Guyana, Venezuela, Bolivia, Ecuador, Peru, Brazil, including Trindade, Argentina and Paraguay). [1]
Angiopteris evecta, commonly known as the king fern, giant fern, elephant fern, oriental vessel fern, Madagascar tree fern, or mule's foot fern, is a very large rainforest fern in the family Marattiaceae native to most parts of Southeast Asia and Oceania. It has a history dating back about 300 million years, and is believed to have the longest ...
Asplenium nidus is an epiphytic species of fern in the family Aspleniaceae, native to tropical southeastern Asia, eastern Australia, Hawaii (ʻēkaha in Hawaiian), [3] [4] Polynesia, [5] Christmas Island, [6] India, [7] and eastern Africa. It is known by the common names bird's-nest fern [1] [8] (a name shared by some other aspleniums) or ...
Platycerium is a genus of about 18 fern species in the polypod family, Polypodiaceae. Ferns in this genus are widely known as staghorn or elkhorn ferns due to their uniquely shaped fronds. This genus is epiphytic and is native to tropical and temperate areas of South America, Africa, Southeast Asia, Australia, and New Guinea. [1]