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A taproot is a large, central, and dominant root from which other roots sprout laterally. Typically a taproot is somewhat straight and very thick, is tapering in shape, and grows directly downward. [1] In some plants, such as the carrot, the taproot is a storage organ so well developed that it has been cultivated as a vegetable.
Turnips, a taproot. Taproot (some types may incorporate substantial hypocotyl tissue) Arracacia xanthorrhiza (arracacha) Beta vulgaris (beet and mangelwurzel) Brassica spp. (kohlrabi, rutabaga and turnip) Bunium persicum (black cumin) Burdock (Arctium, family Asteraceae) Carrot (Daucus carota subsp. sativus) Celeriac (Apium graveolens rapaceum)
In its broader sense, a tap-root that is thick and fleshy (due to storage); i.e. when tuberation take place in a tap-root. Pneumatophores (respiratory roots) – Part of tap-root system as respiratory roots; found in many mangrove trees. They arise from the thick, mature branches of tap-root systems, and grow upwards.
D.C. var. albus D.C) or known by the French name Gros Noir d'Hiver. It dates in Europe to 1548, [ 19 ] and was a common garden variety in England and France during the early 19th century. [ 20 ] It has a rough, black skin with hot-flavored, white flesh, is round or irregularly pear shaped, [ 21 ] and grows to around 10 cm (4 in) in diameter.
The plant forms a fleshy tap root that is used as a storage and overwintering structure. [12] The central tap root can weigh up to 72 kg (159 lb). A four-year-old root grown under cultivation can reach a fresh weight of 45 kg (99 lb) and a length of 2.5 m (8.2 ft). [5]
The taproot of local species is well developed as a storage organ and is an important source of food and moisture for some animals such as duiker, so much so that one of its common names is "duikerwortel", Afrikaans for "duiker root"; duikers are notorious for digging up the root from sandy soils. It also was an important food plant for local ...
A name often of no botanical standing and not governed by the ICNCP. The term generally applies to names such as Trademark Names, names covered by Plant Breeders Rights, Patents and Promotional Names, which are often used to enhance the sale of a plant. commissure The seam or face at which two carpel s adhere. See also fissure and suture. community
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