prothallus

(redirected from prothallic)
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prothallus

a small thalloid structure produced by the germination of the spore in ferns and related plants, which bears the ARCHEGONIA and ANTHERIDIA and is the GAMETOPHYTE generation.
References in periodicals archive ?
Within the gametophyte chlorophillic cells, intracellular fungal hyphae were reported; the hyphae branched covering most of the prothallic cells and, in some cases, the hyphae managed to trespass the cell wall, establishing inter-cellular hyphae; however, no arbuscles were registered.