Allium cepa

Read about Allium cepa in the Standard Cyclopedia of Horticulture
Allium cepa, Linn. Common Onion. Tall, with large tubular lvs.: scape glaucous, much overtopping the lvs., swollen near middle; fls. white or bluish in a large globular head-like umbel: bulb not making many offsets, distinctly rounded at top and bottom. Var. bulbellifera, Bailey, has bulbels in the place of fls.,—the top, tree or Egyptian onion. Var. multiplicans, Bailey, has dividing bulbs,—the multiplier onion. Persia and adjacent regions. The above text is from the Standard Cyclopedia of Horticulture. It may be out of date, but still contains valuable and interesting information which can be incorporated into the remainder of the article. Click on "Collapse" in the header to hide this text.