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An acanthus flowering in the ruins of the Palatine Hill, Rome, May 2005. Acanthus leaves were the aesthetic basis for capitals in the Corinthian order of architecture; Several species, especially A. balcanicus, A. spinosus and A. mollis, are grown as ornamental plants. Acanthus leaves also have many medicinal uses.
Acanthus arboreus grows best in well-draining soil under full sun to partial shade and is adaptable to cooler climates, enduring temperatures as low as –5°C. [4] The plant features spoon-shaped, spiny-edged green leaves and produces pink flowers on tall stems during summer. It can reach heights of 4 to 19 feet and is known for its drought ...
Its inflorescences are 3–14 cm (1.2–5.5 in) long cymes with densely hairy, spine-tipped bracts. Flowers have a green calyx with purple tips, a white corolla tube with a pinkish-mauve limb 3.5–5 cm (1.4–2.0 in), and filaments up to 2 cm (0.79 in) long.
A coolant is a substance, typically liquid, that is used to reduce or regulate the temperature of a system. An ideal coolant has high thermal capacity, low viscosity, is low-cost, non-toxic, chemically inert and neither causes nor promotes corrosion of the cooling system. Some applications also require the coolant to be an electrical insulator.
Acanthus (plant), a genus containing plants used for ornament and in traditional medicine Acanthus (ornament) , ornamental forms in architecture using the leaf shape Acanthus , an entomological term for a thornlike projection on an insect , typically a single-celled cuticular growth without tormogen (socket) or sensory cells
Acanthus hungaricus, is a herbaceous perennial plant in the genus Acanthus, native to the Balkan peninsula, including Albania, Bulgaria, Greece, Romania, European Turkey, and the former Yugoslavia. [1] This plant is also cultivated in many European and American gardens. It grows to 80 cm tall, with basal clusters of deeply lobed and cut leaves.
It is similar in appearance to Acanthus montanus. [4] [5] The bracts have 5 to 9 spines, with two lateral spines forming the terminal pair. Bracteoles bear 1–2 spines and are up to 7 mm wide. Upper sepals measure 40–51 mm long and 9–12 mm wide, while lower sepals are 26–35 mm long.
Acanthus hirsutus is a species of flowering plant in the Acanthaceae family. [ 1 ] It contains the glycosides hirsutusoide (2-(o-hydroxyphenyl)-2-hydroxyethenyl-O-beta-glucopyranoside), luteolin-7-O-beta-D-glucuronide , beta-sitosterol-3-O-beta-D-glucopyranoside and (2R)-2-O-beta-D-glucopyranosyl-2H-1,4-benzoxazin-3(4H)-one .