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| group of mostly aquatic eukaryotic organisms which conduct photosynthesis and make their own food |
| form of a diploid plant in the alternation of generations that produces asexual spores |
| corm (kɔːm) | |
| —n | |
| Compare bulb an organ of vegetative reproduction in plants such as the crocus, consisting of a globular stem base swollen with food and surrounded by papery scale leaves | |
| [C19: from New Latin cormus, from Greek kormos tree trunk from which the branches have been lopped] | |
| 'cormous | |
| —adj | |
| corm (kôrm) Pronunciation Key
A fleshy underground stem that is similar to a bulb but stores its food as stem tissue and has fewer and thinner leaflike scales. The crocus and gladiolus produce new shoots from corms. Compare bulb, rhizome, runner, tuber. |