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An onion (Allium cepa L., from Latin cepa meaning "onion"), also known as the bulb onion or common onion, is a vegetable that is the most widely cultivated species of the genus Allium. The shallot is a botanical variety of the onion which was classified as a separate species until 2011.
While some bulbs are poisonous or at least inedible to humans, [example needed] many bulbs – especially those of the onion family (leeks, garlic, chives, shallots) – are grown both privately and commercially as food crops. The onion especially provides the basis for a huge variety of dishes.
Allium stipitatum, Persian shallot, [4] is an Asian species of onion native to central and southwestern Asia.. Some sources regard Allium stipitatum and A. hirtifolium as the same species, [3] while others treat A. stipitatum and A. hirtifolium as distinct. [5]
A 1999 pilot trial found an onion extract gel less effective than the petrolatum. [4] A 2002 study published in Plastic and Reconstructive Surgery examined the effectiveness of Mederma on hypertrophic scars on rabbit ears. It found no significant reduction in the size, height, or inflammation of scars.
As opposed to the leaves and the bulb, the flowers can only be eaten raw. [17] Allium moly has several different types of health benefits when eaten. This is due to the antioxidants and bioactive compound contained in the vegetable. These benefits can change depending on the preparation method used.
Allium caeruleum (blue globe onion, blue ornamental onion, blue-of-the-heavens, blue-flowered garlic; syn. Allium azureum Ledeb.) is an ornamental bulbous plant of the onion genus, native to Central Asia (Kazakhstan, Kyrgyzstan, Siberia, Tajikistan, Uzbekistan, and Xinjiang). [3] [4] [5] In these regions, it is found on dry slopes, plains, and ...
An enema of bulb infusion is used for impotence. [31] A decoction of the bulbs is used by the Xhosa people as a laxative, while the Mfengu and Mpondo use ground roasted bulbs for the same purpose. Zulu people use a water extract from the fresh outer scales as a remedy for ascites, infertility, urinary tract infections, back pain, and muscle pains.
Bulbine bulbosa is a perennial herb that grows in tufts 27–75 cm (11–30 in) high with thick, fleshy roots and usually a bulb-like tuber.There are between three and seven leaves, channelled to more or less cylindrical, tapering and hollow, up to 30 cm (12 in) long and 1–5 mm (0.039–0.197 in) wide.