Botany online 1996-2004. No further update, only historical document of botanical science!

Starch Picture on a Pelargonium Leaf

The leaf was covered with a negative and exposed to light for several hours. Starch was produced in the exposed areas that can be detected with iode - potassium iodate (dark areas of the photo). (D. A: WALKER, 1983)

© Peter v. Sengbusch - Impressum