hydrophytonn.
/hʌɪˈdrɒfɪtɒn/ Zoology.
The branched plant-like structure supporting the zooids in certain colonial Hydrozoa.
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the world > animals > invertebrates > subkingdom Metazoa > grade Diploblastica > phylum Coelenterata > [noun] > class Hydrozoa > member of > zooid > plant-like structure supporting zooids
hydrophyton1885
1885 Athenæum 28 Mar. 412/1 In this [Thuiaria heteromorpha] are found combined on the same hydrophyton no fewer than three morphological types which, if occurring separately, would be justly regarded as representing three genera.
1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 245 The hydranths are lodged in perisarcal cups or hydrothecæ (= calycles) and are borne by a supporting plant-like structure or hydrophyton. This hydrophyton..is divisible into a system of stems with branches, the hydrocaulus, and of rooting fibres, the hydrorhiza, by which the colony is attached to some foreign object.
Derivatives
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hyˈdrophytous adj. having the character of a hydrophyton.
This entry has not yet been fully updated (first published 1899; most recently modified version published online June 2018).
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