Leaves – Plant en Zo

Twisting stems and the golden rule

Most plants orient their leaves around their stem according to the principle of the golden rule. This comes down to that every subsequent leaf is oriented at an angle of about 137.5 degrees compared to its predecessor. Now researchers found out how the plant does this.

Serrated leaves

Serrated leaves Ever asked yourself the question why the leaves of young plants have a different shape from those of mature plants? In a preprint German researchers now show that this is due to the fact that the protein SPL9 withdraws from the tip of the leaf. While young leaves often have a round orContinue reading “Serrated leaves”

Stopping with division

Stopping with division A leaf consists out of multiple cell types. Not only is the inside, but the outside also has multiple cell types. Like trichomes and stomata. In addition, there are the so-called pavement cells, these cells cover the majority of the surface of the leaf. Under the microscope these pavement cells look likeContinue reading “Stopping with division”