Trichocoleus sp.

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 : 7-8

Trichocoleus sp. ( Fig.7H–J ).

Filaments solitary or forming fascicles. Sheath firm, thin, hyaline or absent. Trichomes cylindrical, constricted or not, erect or coiled, false geminate branches. Cells isodiametric or subquadratical, 0.89–2.49 μm wide, 0.89–2.76 μm long, ratio l/w = 0.96. Apical cells conical-rounded to rounded. Cell content homogeneous to granulated, with formation granules in central region, evident chromatoplasma, olive green. Reproduction by hormogones parallels to trichomes, constricted, cells isodiametric. Necridia rarely present.

Habitat:— Rock.

Studied material:— PEUFR56646

Figures

FIGURE 7. A–B. Plectolyngbya sp.1; C–D. Plectolyngbya sp.2; E. Aphanocapsa sp.; F–G. Tricocholeus acutissimus; H–J. Tricocholeus sp.; K–L. Schizothriz telephoroides; M. Aphanothece densa; N–O. Aphanothece pallida; P. Aphanothece sp.; Q. Gloeothece samoensis; R. Asterocapsa divina. Scale bar: 50 μm (N); 5 μm (Q; R); 10 μm (to the others).