Bulb

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Revision as of 14:28, 6 December 2005 by 140.254.84.211 (talk)
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1. an underground storage organ made up of enlarged and fleshy leaf bases and a bud.
2. underground structure with swollen leaf bases enclosing a bud.

onion-bulb-mdgrowth.jpg

An onion bulb at midgrowth stage
Source: http://www.wetplants.net