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Term Definition
Gemma (gemmiferous; plural = gemmae) A specialized vegetative bud that often separates from the parent plant to produce a new plant. The gemmae in bryophytes are grouped together in a cup from which they are splashed out of and dispersed by rain drops. A plant that bears gemmae is said to be gemmiferous. Gemmae of Marchantia polymorpha. Photo by S. A. Mori.