Drosera × Eloisiana
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Drosera × Eloisiana
''Drosera'', which is commonly known as the sundews, is one of the largest genera of carnivorous plants, with at least 194 species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s .... 2 volumes. These members of the family Droseraceae lure, capture, and digest insects using stalked mucilage, mucilaginous glands covering their leaf surfaces. The insects are used to supplement the poor mineral nutrition of the soil in which the plants grow. Various species, which vary greatly in size and form, are native to every continent except Antarctica.McPherson, S.R. 2008. ''Glistening Carnivores''. Redfern NaturalHistory Productions Ltd., Poole. Charles Darwin performed much of the early research into ''Drosera'', engaging in a long series of experiments with Drosera rotundifolia which were ...
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Drosera Tokaiensis
''Drosera tokaiensis'' is a carnivorous plant native to Japan. It is considered to be a natural hybrid of ''Drosera rotundifolia ''Drosera rotundifolia'', the round-leaved sundew, roundleaf sundew, or common sundew, is a carnivorous species of flowering plant that grows in bogs, marshes and fens. One of the most widespread sundew species, it has a circumboreal distribu ...'' and '' Drosera spatulata''. These two parent species have 20 and 40 chromosomes, respectively, so recent hybrids between them are sterile, having 30 chromosomes, while the stabilized, fertile ''D. tokaiensis'' has 60 (i.e. allohexaploid). The species was previously thought to be a subspecies or variety of '' Drosera spatulata''. It is often mistaken for ''D. spatulata'' in cultivation. Drosera tokaiensis (flower and bud).jpg, flower Drosera tokaiensis (leaf s2).jpg, leaf References Carnivorous plants of Asia tokaiensis Flora of Japan Plants described in 1978 {{Droseraceae-stub ...
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