Gloeocapsa compacta Kützing (1847: 24)

Da Anunciação, Raylane R., Paulino, Jonatas M., Moura, Ariadne N., Iv, H. Dail Laughinghouse & 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 : 11

Gloeocapsa compacta Kützing (1847: 24) ( Fig.8H ).

Colonies round to amorphous, 14.39–64.16 μm wide. Sub-colonies 4.35–15.7 μm wide. Sheath firm, smooth, non-lamellated, hyaline, red to blackish. Cell densely arranged, spherical, 1.37–6.2 µm diam. Individual envelopes firm, 0.29–2.83 µm wide, non-lamellated or rarely one lamella, hyaline, reddish to blackish. Cell content granulated, blue-green. Without cell in resisting stage.

Habitat: —Rocks; tree bark associate to Gloeocapsa stegophila , Chlorogloea sp.1 , Gloeocapsa sp.1 and Hassallia byssoidea ; tree bark covered by moss associate to Brasilonema robert-lamyi ; and ceramic gravel.

Studied material: — PEUFR 55766, PEUFR 55782, PEUFR 55787

Figures

FIGURE 8. A–E. Asterocapsa divina—Different stages of the life cycle; F. Chondrocystis sp.; G. Chroococcus aff. heanogloios; H. Gloeocapsa compacta; I. Gloeocapsa nigrescens; J–K. Gloeocapsa novacekii—J. resting cells. L. Gloeocapsa stegophila; M. Gloeocapsa sp. 1; N. Gloeocapsa sp. 2; O–Q. Gloeocapsopsis dvorakii—O. familiares simplex stage; P. familiaris lamelosus stage; R. Gloeocapsopsis pleurocapsoides. Scale bar: 5 μm (A; B; J; R); 10 μm (to the others).