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.
DAPI staining of longitudinal sections of date palm flower at three stages of development. With DAPI (blue fluorescent signal), nuclei appear in blue. Staminodes (A–C) and pistillodes (D–F) show intact nuclei at ‘bisexual’ stages V (A,D), VI (B,E) and VII (C,F). Abbreviations: C, carpel; O, ovule; Pi, pistillode; Std, staminodes; St, stamens. Scale bars = 100 µm.
