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Orchids are known and appreciated for their intricate, long-lasting blooms. They come in many varieties with different sizes, colors and aromas, and incorporate a wide range of growing conditions ...
Valeriana is a genus of flowering plants in the family Caprifoliaceae, [1] members of which may be commonly known as valerians. It contains many species, including the garden valerian , Valeriana officinalis .
Plant tissue culture is a collection of techniques used to maintain or grow plant cells, tissues, or organs under sterile conditions on a nutrient culture medium of known composition. It is widely used to produce clones of a plant in a method known as micropropagation .
The flowers have a bluish-white corolla of five fused petals, 1.5 to 2 mm (1 ⁄ 16 to 5 ⁄ 64 in) long and wide, and three stamens. At the base of the corolla is a whorl of bracts . Fertilized flowers produce achenes with two sterile chambers and one fertile chamber.
Vegetative reproduction (also known as vegetative propagation, vegetative multiplication or cloning) is a form of asexual reproduction occurring in plants in which a new plant grows from a fragment or cutting of the parent plant or specialized reproductive structures, which are sometimes called vegetative propagules.
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The flowers are small in rounded clusters each with 5 fused petals and a spur. The most typical color is a brick red or purplish red, but colors include deep crimson, pale pink, and lavender. Centranthus ruber 'Albus' (about 10% of individuals) has white blooms.
Valerian (Valeriana officinalis, Caprifoliaceae) is a perennial flowering plant native to Eurasia. It produces a catnip-like response in cats.. Crude extract of valerian root may have sedative and anxiolytic effects, and is commonly sold in dietary supplement capsules to promote sleep, but clinical evidence that it is effective for this purpose is weak or inconclusive.