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The potato onion (also known as an Egyptian onion, underground onion [1] or multiplier onion) [2] is a group of varieties [3] which Maud Grieve calls Allium × proliferum [1] but has also been classed in the Aggregatum Group of Allium cepa, similar to the shallot. [3]
11: 101: First leaf (> 3 cm) clearly visible 12: 102: 2nd leaf (> 3 cm) clearly visible 13: 103: 3rd leaf (> 3 cm) 1 . 10 . Stages continuous till . . . 19: 109: 9 or more leaves clearly visible 4: Development of harvestable vegetative plant parts 41: 401: Leaf bases begin to thicken or extend 43: 403: 30% of the expected bulb or shaft diameter ...
Spores: 7.5 – 13 x 6–8 μm or 8.5–11.1 x 6.6–7.5 μm on average. Ellipsoid, oblong or amygdaliform in side view and ellipsoid to oblong face on. They have a thick wall with germ pore. Dextrinoid, congophilous and cyanophilous. Has a pink inner wall when mounted in Cresyl blue. Basidia: 16–37 x 8–12 μm. 4 spored or rarely 2 spored.
There are dozens of cultivars of the onion (Allium cepa), one of the most widely cultivated species of the genus Allium, But there are also other species cultivated as 'onions'. Many are named after the first person to breed them, or the locality they came from.
Gills: Broadly attached to the stem, yellow, and crowded with many short gills Stem: 5–10 cm (2–4 in) tall, 11–16 mm (7 ⁄ 16 – 5 ⁄ 8 in) thick with a red scaly base fading to yellow towards the gills Spores: cream colored, 3–5 x 2.5–5 μm; almost globe shaped to broadly ellipsoid; smooth; clear like glass in KOH
Allium victorialis, commonly known as victory onion, Alpine leek, and Alpine broad-leaf allium [5] is a broad-leaved Eurasian species of wild onion. It is a perennial of the Amaryllis family that occurs widely in mountainous regions of Europe and parts of Asia ( Caucasus and Himalayas ).
The U.S. Centers for Disease Control and Prevention said on Wednesday that slivered onions served on McDonald's Quarter Pounder hamburgers and other menu items were the likely source of an E. coli ...
Allium fistulosum, the Welsh onion, also commonly called bunching onion, long green onion, Japanese bunching onion, and spring onion, is a species of perennial plant, often considered to be a kind of scallion. The species is very similar in taste and odor to the related common onion, Allium cepa, and hybrids between the two (tree onions) exist.