FIGURE 14 A–R in Phenotypic studies on terrestrial stigonematacean Cyanobacteria from the Atlantic Rainforest, São Paulo State, Brazil

FIGURE 14 A–R: Stigonema parallelum. A: Filament with a lateral heterocyte. B: Detail of filaments with lamellated sheaths. C–F: Parallel filaments forming hormogonia. G: Long filament with short branches. H–J: Details of apices. K: Germinating hormogonia. L–R: Development of filaments and releasing of hormogonia (life cycle). Scales: 10 µm in A (use for A, B), C (use for C–D), E, F (use for F–K) and L (use for L–R).