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Real-time conversion of tissue-scale mechanical forces into an interdigitated growth pattern (Nature Plants)

In many plants, epidermal pavement cells lock together through interdigitating lobes, much like the pieces of a jigsaw puzzle.  These cells start out as regular squarish cells with straight walls, which then bow out and curve. Here, Belteton et al. investigate how lobes form in cotyledon pavement cells.…