tracheid

IPA: trˈeɪkiʌd

Examples of "tracheid" in Sentences

In ferns and conifers, the xylem only contains tracheid.
A tracheid cell wall usually contains the polymer lignin.
Once in the xylem vessels or tracheids, ions are again in the apoplast pathway.
_F_, cross-section of a tracheid passing through two of the pits in the wall (_p_), × 300.
At _y_, the section has passed through the wall of a tracheid, bearing a row of pits, × 150.
It positively influences tracheid production and explains up to 70% of the variability in tree-ring width.
Their walls are perforated (pierced with a hole or many holes) so that water can freely flow from one tracheid to the other.
Dendroclimatic analysis of tree-ring width, tracheid dimension and wood density variations in conifers along the regional temperature gradient (the Yenisey Meridian).
[9] A vessel differs from a tracheid in being composed of several cells placed end to end, the partitions being wholly or partially absorbed, so as to throw the cells into close communication.