Assertion: vessel | /r/Synonym | scalariform perforation
Facets:
Source sentences:
text: These vessels are named according to their shapes due to the perforations, the one with simple perforation is called simple perforations, the vessel with ladder-like perforation is called scalariform perforation, the vessel with several round openings is called forminate perforation, and lastly, the vessel with the net-like pattern is called reticulate perforation.