scallion food product vegetable-producing plant, most parts scallion plant An edible plant of various *Allium* species, all of which are "onion-like", having hollow green leaves and lacking a fully developed root bulb. WIKIPEDIA:Scallion Scallions are also known as green onions, spring onions, salad onions, green shallots, onion sticks, long onions, baby onions, precious onions, yard onions, gibbons, or syboes. The Welsh onion (*Allium fistulosum*) does not form bulbs even when mature, and is grown in the West almost exclusively as a scallion or salad onion, although in Asia this species is of primary importance and used both fresh and in cooking. "Scallion"is also used for young plants of the common onion (*Allium cepa* var. *cepa*) and shallot (*Allium cepa* var. *aggregatum*, formerly *Allium ascalonicum*), harvested before bulbs form, or sometimes when slight bulbing has occurred. Most of the cultivars grown in the West primarily as salad onions or scallions belong to *Allium cepa* var. *cepa*. Other species sometimes used as scallions include *Allium ×proliferum* and *Allium ×wakegi*. baby onion gibbon green onion green shallot long onion onion stick precious onions salad onion spring onion syboe yard onion allium species ready for release