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2 results for “Pyrenoid”
Figures 98–106. Stricosus and Thalassiosira. Figs 98–103. Stricosus harrisonii. Figs 98, 99. Living cells showing plastids with pyrenoids. Figs 100, 101 in Marine benthic diatoms of Guam: new records, Dictyoneis apapae sp. nov., and updates to the checklist
Figures 98–106. Stricosus and Thalassiosira. Figs 98–103. Stricosus harrisonii. Figs 98, 99. Living cells showing plastids with pyrenoids. Figs 100, 101. Acid cleaned valves in LM and SEM. Fig. 102. External apex showing triangular hyaline area, two spines, rimoportula opening, and ocellulimbus with at least 7 rows of pores (contrast Fig. 62, Hyalosynedra). Fig. 103. Apex internal view showing symmetrical rimoportula (arrow). Figs 104–106. Thalassiosira nanolineata. Fig. 104. Valve in LM at two focal planes. Fig. 105, 106. External and internal aspects in SEM, showing central fultoportulae (F) and rimoportula (R) (arrows). Scale bars: Figs 98, 100, 101 = 20 µm, Fig 104 = 10 µm, Figs 99, 103, 105, 106 = 5 µm, Fig. 102 = 2 µm.
FIGURE 2. Notothylas yunnanensis T.Peng & R.L.Zhu 1. Thalli with mature orange-red sporophytes. 2. Dorsal thallus epidermis, showing each cell containing a single chloroplast with central pyrenoid. 3 in A revision of the genus Notothylas (Notothyladaceae, Anthocerotophyta) in China
FIGURE 2. Notothylas yunnanensis T.Peng & R.L.Zhu 1. Thalli with mature orange-red sporophytes. 2. Dorsal thallus epidermis, showing each cell containing a single chloroplast with central pyrenoid. 3. Two Nostoc colonies within ventral side of solid thallus in transverse section. 4. Four antheridia with orange chromoplasts in irregularly arranged jacket cells. 5. Transverse section of capsule wall. 6. Dehiscing sporophyte with yellowish spores and columella. 7. Epidermis of capsule wall. 8. Three spores and a pseudoelater. 9. Capsule wall showing slightly thick-walled, sub-quadrate to sub-rectangular, irregularly arranged epidermal cells. All from T. Peng et al. 20120715-7 (holotype HSNU).
ScienceDex guides
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