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.
Free and conjugated PA levels in O. odorifera embryos (A, B) and A. angustifolia embryos (C, D) and megagametophytes (E, F) in mature seeds and throughout the germination process after sowing (mean ± s.e., n = 3). Asterisks represent the points where PAs content could not be detected.
