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Fraction of type VI trichomes after harvest in sorbitol-buffer by the bead-beating method before sieving and cell sorting. The image was assembled from nine photographs and illustrates the low frequency of young trichomes (indicated by Y) at this stage of the preparation. The green structures are empty or possibly senescing trichomes. M, mature type VI trichomes; I, intermediate type VI trichomes; S, stalk, most likely from a type I or III trichome.
