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Ophioglossum Crotalophoroides
''Ophioglossum'', the adder's-tongue ferns, is a genus of about 50 species of ferns in the family Ophioglossaceae. The name ''Ophioglossum'' comes from the Greek meaning "snake-tongue".eFloras: ''Ophioglossum'' accessed 14 February 2014. Their is mainly in tropical and subtropical s. The genus has the largest number of s in the known plant kingdom, but contrary to popular b ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Ophioglossum Vulgatum
''Ophioglossum vulgatum'', commonly known as adder's-tongue, southern adders-tongue or adders-tongue fern, is a species of fern in the family ''Ophioglossaceae''. Distribution It is native to many regions with a wide scattered distribution: throughout temperate through tropical Africa and throughout the temperate Northern Hemisphere in Europe, northeastern North America, temperate Asia, and Eurasia. This small, hard-to-spot plant can occur singly in unimproved pastures, rock crevices and grassy path-sides, but also can occur in colonies of hundreds of plants in sand dunes. Description ''Ophioglossum vulgatum'' grows from a rhizome base to 10–20 cm tall (rarely to 30 cm). It consists of a two-part frond, separated into a rounded diamond-shaped sheath and narrow spore-bearing spike. The spike has around 10-40 segments on each side. It reproduces by means of spores. Rarity This species is rare in most European countries. In Ukraine, there were recorded 280 loci: 152 b ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
