Moss capsules (scale Dried moss capsules release spores after a drought. This particular moss is among the oldest plants on Earth. The picture is part of the biggest scanning-electron image ever printed.
A freeze-fracture through the leaf of the deadly nightshade (Atropa belladonna) clearly shows four chloroplasts, some containing starch grains. The chloroplasts use the sunlight for the synthesis of glucose or starch from and water.
Russian Silverberry Leaf (SEM) - Color enhanced Scanning Electron Micrograph (SEM) of the underside of a Russian Silverberry (Elaeagnus angustifolia, also known as Oleaster or Russian Olive) leaf, showing peltate scales;