Orchid Leaf
by Dr Keith Wheeler/science Photo Library
Title
Orchid Leaf
Artist
Dr Keith Wheeler/science Photo Library
Medium
Photograph - Photograph
Description
Orchid leaf. Light micrograph of a section through the leaf of an orchid (family Orchidaceae), showing leaf veins of vascular bundles running parallel through a cylindrical mass of ground tissue, mainly composed of spongy mesophyll parenchyma cells. Multiple needle-like crystals of calcium oxalate (brown) or calcium carbonate, known as raphides, can also be seen. Magnification: x4 when printed 10 centimetres wide.
Uploaded
October 23rd, 2019
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