Also found in: Medical, Encyclopedia, Wikipedia.


One of many specialized hollow chambers containing reproductive structures that appear as dark, dotlike bodies on the surface of receptacles in certain algae and fungi.

[Latin conceptāculum, receptacle, from conceptus, past participle of concipere, to conceive; see conceive.]


(Biology) a flask-shaped cavity containing the reproductive organs in some algae and fungi
[C17: from Latin conceptāculum receptacle, from concipere to receive, conceive]
References in periodicals archive ?
Mesophyllum printzianum previously collected from the same location had dense patches of diatoms in grazing refugia beside protruberances or in sunken conceptacle pore-plates (Fig.
In the present study, the effect of grazing refuges was clearly visible on some specimens of the fruticose Mesophyllum printzianum, where pockets of diatoms proliferated in the narrow gaps between protruberances or the sunken pore plates of conceptacles (Fig.
Phymatolithon repandum and Mesophyllum printzianum have uniporate gametangial conceptacles and multiporate tetrasporangial conceptacles, making these life cycle stages easy to distinguish.
Full browser ?