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Ceanothus americanus is a shrub that lives up to fifteen years and growing between 18 and 42 in (0.5 and 1 m) high, having many thin branches.Its root system is thick with fibrous root hairs close to the surface, but with stout, burlish, woody roots that reach deep into the earth—root systems may grow very large in the wild, to compensate after repeated exposures to wildfires.
Red-rood, a species of dogwood This page was last edited on 9 August 2020, at 17:11 (UTC). Text is available under the Creative Commons ...
Skeins of yarn dyed with madder root, Rubia tinctorum. Rubia was an economically important source of a red pigment in many regions of Asia, Europe and Africa. [3] The genus name Rubia derives from the Latin ruber meaning "red". The plant's roots contain an anthracene compound called alizarin that gives its red colour to a textile dye known as ...
Sanguinaria root is rich in isoquinoline alkaloids, mainly sanguinarine and chelerythrine. [4] Sanguinarine is a benzophenanthridine alkaloid (see phenanthridine ), which, unlike most other alkaloids, has a red color in aqueous solutions.
The red mulberry develops an extensive root system, containing lateral, horizontal roots that remain within the upper 24 inches of the soil and smaller, vertical roots that go off the lateral roots. This combination gives stability and allows the tree to uptake the nutrients from the soil surface where nutrients are most abundant.
Amaranthus retroflexus is a species of flowering plant in the family Amaranthaceae with several common names, including red-root amaranth, redroot pigweed, red-rooted pigweed, common amaranth, pigweed amaranth, and common tumbleweed. [4] Outside of its native range, it is considered a weed.
Turkey red was a strong, very fast red dye for cotton obtained from madder root via a complicated multistep process involving "sumac and oak galls, calf's blood, sheep's dung, oil, soda, alum, and a solution of tin." [5] Turkey red was developed in India and spread to Turkey. Greek workers familiar with the methods of its production were ...
Lithospermum erythrorhizon, commonly called purple gromwell, red stoneroot, red gromwell, red-root gromwell and redroot lithospermum, is a plant species in the family Boraginaceae. [1] It is called zǐcǎo ( 紫草 ) in Chinese, jichi ( 지치 ) in Korean, and murasaki ( ムラサキ ; 紫 ) in Japanese.