Vegetative Characters, Growth Habit and Microsporangiate Strobilus of Lycopsid Minostrobus chaohuensis
Fig 6
SEM observations of microspores of Minostrobus chaohuensis.
(A) Tetrads of microspores. Arrow indicating portion enlarged in Fig. 6B. Scale bar = 50 μm. (B) Enlargement of Fig. 6A (arrow), showing a tetrad with four visible microspores. Scale bar = 10 μm. (C) A tetrad with one of the microspores broken in the distal face. Scale bar = 10 μm. (D) A microspore showing the trilete and cingulum. Scale bar = 10 μm. (E) A microspore showing the inner and outer exospores. Scale bar = 5 μm. (F) Foveolate outer exospore of the microspore. Scale bar = 5 μm.