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Helanthium tenellum, the pygmy chain sword, is a species of plants in the Alismataceae. It is native to the eastern United States (from Texas to Florida , north to Michigan and Massachusetts ), southern Mexico ( Chiapas , Veracruz ), West Indies (Cuba, Jamaica, Hispaniola ), Central America, South America (from Guyana to Argentina) [ 1 ] [ 2 ]
Echinodorus are by nature marsh and bog plants that can grow submersed. Many species are grown in aquariums. They prefer good light and grow best in a deep, nutrient-rich substrate. Most will grow in variable water conditions, though the majority need tropical or sub-tropical temperature ranges. Propagation is by division or by adventitious new ...
Echinodorus cordifolius, the spade-leaf sword or creeping burhead, is a species of aquatic plants in the Alismatales. It is native to Mexico , the West Indies , Central America , South America (as far south as Paraguay ) and the southeastern United States ( Texas to Florida and as far north as Iowa ).
Most of these plant species are found either partially or fully submerged in their natural habitat. Although there are a handful of obligate aquatic plants that must be grown entirely underwater, most can grow fully emersed if the soil is moist.
The Mauna Kea silversword is an erect, single-stemmed and monocarpic or rarely branched and polycarpic basally woody herb, producing a globe-shaped cluster of thick, spirally arranged, sword-shaped silvery-green floccose-sericeous, linear-ligulate to linear-lanceolate leaves growing in a rosette.
Lewisia pygmaea is a species of flowering plant in the family Montiaceae known by the common name alpine lewisia and pygmy bitterroot. It is native to western North America from Alaska and Alberta to California and New Mexico , where it grows in many types of moist, rocky mountain habitat, such as gravel beds and sandy meadows.
Idiosepius paradoxus, also known as the northern pygmy squid, is a species of pygmy squid native to the western Pacific Ocean. This species can be found inhabiting shallow, inshore waters around central China, South Korea, and Japan.
In the rain forests of Zaire, in the heart of Africa, live the Mbuti Pygmies. The Pygmy way of life has always been extraordinarily difficult to capture on film, though many have tried. NOVA presents a rare portrait of an elusive people, made by an independent filmmaker who lived with the Pygmies and won their trust.