FIGURE 2.
Normal and reaction wood cell wall structures in gymnosperms (A,B) and angiosperms (C,D). (A) tracheid in normal wood, (B) tracheid in compression wood, (C) fiber in normal wood, (D) fiber in tension wood. G refers to the gelatinous layer.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.