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Most trees begin life with a taproot, [3] but after one to a few years the main root system changes to a wide-spreading fibrous root system with mainly horizontal-growing surface roots and only a few vertical, deep-anchoring roots. A typical mature tree 30–50 m tall has a root system that extends horizontally in all directions as far as the ...
A listing of lists of trees. List of individual trees, including actual and mythical trees; List of largest giant sequoias; List of old growth forests; List of oldest trees; List of superlative trees. List of superlative trees in Sweden; List of tallest trees; List of tree genera; List of trees and shrubs by taxonomic family
The root system is extensive. A tiny seedling may quickly send a taproot down 60 centimeters (24 in) seeking moisture and nutrients. A mature tree may have roots extending 75 meters (246 ft). Exposed trees battered by coastal winds are often twisted into beautiful sculptural shapes resembling large bonsai, and rarely exceed 12 m (39 ft) tall.
Smilax is a genus of about 300–350 species, found in the tropics and subtropics worldwide. [1] They are climbing flowering plants, many of which are woody and/or thorny, in the monocotyledon family Smilacaceae, native throughout the tropical and subtropical regions of the world.
Welwitschia has an elongated shallow root system consisting of "a tapering taproot with one or more non-tapering extensions, some pronounced lateral roots, and a network of delicate spongy roots" [14] and a woody fibrous unbranched main stem. [12] The roots extend to a depth roughly equal to the span of the living leaves from tip to tip. [12]
The following is a list of individual trees. Trees listed here are regarded as important or specific by their historical, national, locational, natural or mythological context. The list includes actual trees located throughout the world, as well as trees from myths and religions .
Oleaceae (Olive family) Dove tree (Nyssaceae) in flower. Fraxinus, Ash; Olea, Olive etc. Paulowniaceae (Paulownia family) Paulownia, Foxglove Tree; Platanaceae (Plane family) Platanus, Plane; Rhizophoraceae (Mangrove family) Rhizophora, Red mangrove etc. Rosaceae (Rose family) Phellodendron japonicum (Rutaceae). Crataegus, Hawthorn; Malus, Apple
The oils, as well as poultices made from leaves and flowers, are also commonly used for traditional medicine. [16] [12] The leaves contain compounds that are poisonous to fish and can be used as fish poison. [16] The sap of the tree is poisonous and is used to make poison arrows in Samoa. [20] The mature fruit is poisonous enough to use as rat ...