noun
tracheid
Botanical term for a type of water-conducting cell in the xylem of vascular plants, especially conifers.
針葉樹の材は主に仮道管からできている。
Conifer wood is mainly composed of tracheids.
道管 (vessel element) is a wider, more specialized water-conducting cell found in angiosperms, while 仮道管 (tracheid) is narrower and found in both gymnosperms and angiosperms.
Compound of 仮 (temporary, provisional) and 道管 (vessel, duct), reflecting the tracheid's role as a less specialized water-conducting cell compared to true vessel elements.