Page 9 - Morphoanatomical investigations of cones and pollen in Cathaya argyrophylla Chung & Kuang (Pinaceae, Coniferales) under systematical and evolutional aspects
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Feddes Repertorium 2014, 125, 25–38 Morpho-anatomical investigations of cones and pollen
Figure 6. Cathaya argyrophylla, pollen morphology; A–C: Bisaccate pollen grains from the equatorial (A), distal (B) and
proximal view (C); D: Cross section of a saccus, the inner exine is alveolate; E: Detail of the leptoma, surface verrucose;
F: Detail of the corpus; the corpus and the sacci show several spines and perforations.
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