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Ultrastructural features of Mimulus aurantiacus (Scrophulariaceae) pollen tubes in vivo

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Academic year: 2019

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Fig. 1 – Apical zones of pollen tubes in Mimulus aurantiacus. a, b, views from apical zone;
Fig. 2 – Subapical zones of pollen tubes in Mimulus aurantiacus. a, bar = 1, 5µm;
Fig. 3 – Nuclear zones (vegetative) of pollen tubes in Mimulus aurantiacus. a, bar = 1µm; b, bar = 100 nm
Fig. 5 – Vacuolation and plug formation zones of pollen tubes in Mimulus aurantiacus.

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