Figure 1. SEM of wild-type leaf epidermal cells. A) The solid arrow denotes a mature pavement cell and the open arrow highlights a guard cell. The bar in the lower left represents 10 µ. B) The solid arrows points to a mature trichome and the open arrow denotes a trichome subsidiary cell. An immature trichome with a smooth outer surface also is present. The bar in the lower left represents 13 µ.

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