Gonophore - definition of gonophore by The Free Dictionary
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A reproductive structure that forms on a hydrozoan polyp.
gon′o·pho′ric (-fôr′ĭk), go·noph′o·rous (gə-nŏf′ər-əs) adj.
1. (Zoology) zoology a polyp in certain coelenterates that bears gonads
2. (Botany) botany an elongated structure in certain flowers that bears the stamens and pistil above the level of the other flower parts
gonophoric, gonophorous adj
gon•o•phore (ˈgɒn əˌfɔr, -ˌfoʊr)
an asexually produced bud in hydrozoans that gives rise to the equivalent of a medusa.
gon`o•phor′ic (-ˈfɔr ɪk, -ˈfɒr-) go•noph•o•rous (goʊˈnɒf ər əs) adj.
References in periodicals archive
Because reproduction is parthenogenetic, numerous spermatozoa may participate in the activation of the mature eggs and egg cleavage, as a stimulus only for parthenogenesis in the same hermaphroditic follicle or the gonophore
1995, one colony, 2 mm high, female gonophore
observed [N 1820]; Arembepe region, on coral algal buildup, 25 m depth, 30.
1978) reported that only one gonophore
was usually present below a single hydranth, but occasionally two gonophores
Fertilized eggs developed to star-shaped embryos, preactinulae, and then to actinula larvae that were released from the maternal gonophore