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Sida acuta, the common wireweed, [3] is a species of flowering plant in the mallow family, Malvaceae.It is believed to have originated in Central America, but today has a pantropical distribution and is considered a weed in some areas.
Cannabis also has a long history of being used for medicinal purposes, and as a recreational drug known as marijuana or weed. Various cannabis strains have been bred, often selectively to produce high or low levels of tetrahydrocannabinol (THC), a cannabinoid and the plant's principal psychoactive constituent .
Cannabaceae is a small family of flowering plants, known as the hemp family.As now circumscribed, the family includes about 170 species grouped in about 11 genera, including Cannabis (hemp), Humulus and Celtis (hackberries).
When so used, preparations of flowers and fruits (called marijuana) and leaves and preparations derived from resinous extract (e.g., hashish) are consumed by smoking, vaporising, and oral ingestion. Historically, tinctures, teas, and ointments have also been common preparations.
Cannabis ruderalis is a variety, subspecies, or species of Cannabis native to Central and Eastern Europe and Russia.It contains a relatively low quantity of psychoactive compound tetrahydrocannabinol (THC) and does not require photoperiod to blossom (unlike C. indica and C. sativa).
Cannabis strains is a popular name to refer to plant varieties of the monospecific genus Cannabis sativa L..They are either pure or hybrid varieties of the plant, which encompasses various sub-species C. sativa, C. indica, and C. ruderalis.
Cannabis (/ ˈ k æ n ə b ɪ s /), [2] commonly known as marijuana (/ ˌ m æ r ə ˈ w ɑː n ə /), [3] weed, and pot, among other names, is a non-chemically uniform drug from the cannabis plant. Native to Central or South Asia, the cannabis plant has been used as a drug for both recreational and entheogenic purposes and in various ...
Weeds growing in the cracks of a concrete staircase (Epilobium roseum, Chelidonium majus, Oxalis corniculata, Plantago major)A weed is a plant considered undesirable in a particular situation, growing where it conflicts with human preferences, needs, or goals.