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Comparison of branch complement sheathing from mid-culm nodes of Thamnocalamus tessellatus (A) and Thamnocalamus crassinodus (B) C Lateral branch prophylls D Sheaths obscuring prophyll bases in Thamnocalamus crassinodus E Equivalent sheaths completely absent in Thamnocalamus tessellatus, prophylls visible F Branch bud prophyll, removed in A, still present in B. Scale bars 1 cm. From http://www.bamboo-identification.co.uk
