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Leaf and stomatal crypt anatomy of B. ilicifolia. A and B, Scanning electron micrographs of the abaxial leaf surface before (A) and after (B) partial removal of trichomes. Bars = 250 μm. C, Scanning electron micrograph showing a single crypt after removal of trichomes. Trichome bases and stomata are clearly visible. Bar = 35 μm. D, Cryoscanning electron micrograph of a leaf transverse section. A crypt is highlighted. Bar = 92 μm.
