Stomata close in response to increasing VPD but what is the mechanism responsible for this response?
The SAUR41 genes are ABA inducible and active during seedling establishment.
Strigolactones are interesting phytohormones in their own right, but Luke Omoarelojie and colleagues say we should be looking at cross-talk with other hormones too.
Abscisic acid concentration and distribution during seed development of Cypripedium formosanum serves as the key inhibitor of germination.
Activating the gene ipt to produce high levels of cytokinins in tobacco is sufficient to trigger fast cell death without intervening chlorosis.