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Viola odorata is a species of flowering plant in the family Violaceae, native to Europe and Asia. This small hardy herbaceous perennial is commonly known as wood violet, [ 1] sweet violet, [ 2] English violet, [ 2] common violet, [ 2] florist's violet, [ 2] or garden violet. [ 2] It has been introduced into the Americas and Australia.
Viola sororia is a short-stemmed, herbaceous perennial plant that grows in well-drained and shady habitats. [5] This 15–25 centimeters (6–10 in) wide violet has glossy, heart-shaped leaves and are topped with purple flowers with white throats. The lower three petals are hairy and the stem of the flower droops slightly. [7]
Violet identifies various plant taxa, particularly species in the genus Viola, within which the common violet is the best known member in Eurasia and the common blue violet and common purple violet are the best known members in North America, but also: Various species of Barleria, including: Barleria cristata, Philippine violet
Viola banksii, commonly known as native violet, is sold and grown throughout garden nurseries and grown and loved in gardens around Australia, especially in the east.For many years it was known as Viola hederacea, however, the species complex was revised in 2004 by Kevin Thiele, with the name Viola banksii being published in 2003 by Kevin Thiele and Suzanne Prober.
The leaves and acorns of oak species are poisonous in large amounts to humans and livestock, including cattle, horses, sheep and goats, but not pigs. Poisoning is caused by the toxin tannic acid, which causes gastroenteritis, heart trouble, contact dermatitis and kidney damage.
[1] [2] They are often distinguished from poisonous animals, which instead passively deliver their toxins (called poison) to their victims upon contact such as through inhalation, absorption through the skin, or after being ingested. [1] [2] [3] The only difference between venomous animals and poisonous animals is how they deliver the toxins. [3]
Viola bezdelevae Vorosch. Viola bhutanica H.Hara. Viola biflora L. – yellow wood violet, twoflower violet, arctic yellow violet. Viola binayensis Okamoto & K.Ueda. Viola × bissellii House – Bissell's violet. Viola bissetii Maxim. Viola blanda Willd. – sweet white violet, Willdenow's violet. Viola blandiformis Nakai.
Parma violets belong to the more exotic branch of the violet family. First appearing in Italy, in the 20th century, most types of parma violets have lavender flowers of varying sizes, which have an attractive fragrance. The origins of the parma violet are unknown, though they have been shown to be derived from two different Viola alba strains ...