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| phylum of green, nonvascular, seedless plants comprised of true mosses, hornworts and liverworts |
| phase in plant life which begins with a spore produced by meiosis |
tuber tu·ber (t&oomacr;'bər, ty&oomacr;'-)
n. pl. tubers or tu·ber·a (-bər-ə)
A localized rounded projection or swelling; a knob, tuberosity, or eminence.
tuber (t 'bər) Pronunciation Key
The thickened part of an underground stem of a plant, such as the potato, bearing buds from which new plant shoots arise. Compare bulb, corm, rhizome, runner. |