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.
Hypertrophic lenticels (arrows) on stems of Amazonian (A) and Cerrado (B) Genipa americana and Amazonian (C) and Cerrado (D) Guazuma ulmifolia after being subjected to 30 days of waterlogging. Note also the presence of adventitious roots on stems of Guazuma (C and D). Insert in (D) shows the cortical cracks on the surface of the stem of Cerrado Guazuma.
