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Fig. 7 | Protoplasma

Fig. 7

From: Integument cell gelatinisation—the fate of the integumentary cells in Hieracium and Pilosella (Asteraceae)

Fig. 7

Ultrastructure of the integument cells, TEM. a Hieracium alpinum. Longitudinal section through the plasmodesmata (white arrow) of the non-mucilage cells. Cell wall (cw). Bar = 100 nm. b Hieracium alpinum. Breakdown of the cell wall (black arrows) between adjacent mucilage cells. Bar = 0.4 μm. c Pilosella officinarum. Degradation of the mucilage cell protoplast, nucleus (N). Bar = 0.7 μm. d Hieracium alpinum. Degradation of the mucilage cell protoplast, nucleus (N). Bar = 0.9 μm

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