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nounthe gamete-bearing individual or phase in the life cycle of a plant having alternation of generationstype of:
Definition that contains gametophyte
- apogamy (botany) development of an embryo without fertilization; especially the development in some ferns of a sporophyte from the gametophyte without fertilization
- macrospore larger of the two types of spore produced in heterosporous plants; develops in ovule into a female gametophyte
- megaspore larger of the two types of spore produced in heterosporous plants; develops in ovule into a female gametophyte
- microspore smaller of the two types of spore produced in heterosporous plants; develops in the pollen sac into a male gametophyte
- anthocerotales hornworts; liverworts having a thalloid gametophyte; in some classification systems included in the class Hepaticopsida
- bryopsida true mosses: bryophytes having leafy rather than thalloid gametophytes: comprises orders Andreaeales; Bryales; Dicranales; Eubryales; Sphagnales
- bryum type genus of the Bryaceae: mosses distinguished by mostly erect and tufted gametophytes and symmetrical short-necked capsules
- class bryopsida true mosses: bryophytes having leafy rather than thalloid gametophytes: comprises orders Andreaeales; Bryales; Dicranales; Eubryales; Sphagnales
- class musci true mosses: bryophytes having leafy rather than thalloid gametophytes: comprises orders Andreaeales; Bryales; Dicranales; Eubryales; Sphagnales
- family sphaerocarpaceae liverworts with bilaterally symmetrical gametophytes; sometimes placed in the order Jungermanniales