Lyngbya ocreata Gardner (1927: 39)

Da Anunciação, Raylane R., Paulino, Jonatas M., Moura, Ariadne N., Laughinghouse IV, H. Dail & Gama, Watson A., 2024, Morphometric Characterization And The First Taxonomic Synthesis Of Terrestrial Cyanobacteria From The Atlantic Forest In Northeastern Brazil, Phytotaxa 646 (1), pp. 1-31 : 16

Lyngbya ocreata Gardner (1927: 39) ( Fig. 10K ).

Filaments solitary, 6.42–9.7 µm wide. Trichomes cylindrical, not constricted. Sheath firm, smooth, 0.9–1.5 µm wide, up to 3 lamellae, hyaline to yellowish-brown. Cells short, 4.28–7.57 µm wide, 0.84–2.73 µm long, ratio l/w = 0.26. Apical cell rounded to rounded-conical, without calyptra or thickening. Cell content granulated, bright green. Necridia present.

Habitat: —Wet soil; associated with Aphanothece pallida and Gloeothece samoensis .

Studied material: — PEUFR55794

Figures

FIGURE 10. A–B. Chroococcidiopsis sp.1; C–D. Chroococcidiopsis sp.2; E–F. Pycnacronema rubrum; G. Microcoleus vaginatus; H–I. Porphyrosiphon ceylanicus; J. Porphyrosiphon kaernbachii; K. Lyngbya ocreata; L–N. Dapisostemon sp.; O–R. Komarekiella sp.— different stages of the life cycle. Scale bar: 50 μm (L); 10 μm (to the others).