DR KEITH WHEELER / SCIENCE PHOTO LIBRARY DR KEITH WHEELER / SCIENCE PHOTO LIBRARY
Mares-tail (Hippuris vulgaris) bud. Light micrograph of a section through the budding stem tip (apical meristem) of a common mare's-tail plant, showing parenchyma cells (blue), vascular bundles (oval, red) and procambial strands (purple). The apical meristem is the growing tip found in the buds and roots of plants. Magnification: x7 when printed 10 centimetres wide.
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