FIGURES 1–15 in Pinnularia qinghainensis: a new diatom species (Bacillariophyta) found in the brackish Lake Qinghai, China

FIGURES 1–15. Pinnularia qinghainensis sp. nov., LM. Figs 1–15. 15 valves showing size diminution series, note hexagonal central area (see a sketch in Fig. 5), which can reach the middle margins (e.g. Figs 1, 5, 11), bordering one margin and the other with few short striae (e.g. Figs 2, 3), or bordering both with a few short striae (e.g. Figs 8, 12, 15). Fig. 2 = holotype specimen. Fig. 3 = isotype specimen. Scale bar = 10 μm (in Fig. 1).