DENNIS KUNKEL MICROSCOPY / SCIENCE PHOTO LIBRARY DENNIS KUNKEL MICROSCOPY / SCIENCE PHOTO LIBRARY
Green bean inner bean pod parenchyma cells (Phaseolus vulgaris; Blue Lake variety), scanning electron micrograph (SEM). Shown here is a fresh cut through the inner bean parenchyma cells. The cells are thin-walled and form a compact, succulent tissue with only small intercellular spaces. The inner parenchyma cells contain numerous starch granules. These parenchyma cells surround the bean seeds in the string bean pod. Magnification: x105 when shortest axis printed at 25 millimetres.
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