Stigonema minutum Hassall ex Bornet et Flahault (1887: 72)

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 : 22-24

publication ID

https://doi.org/ 10.11646/phytotaxa.646.1.1

DOI

https://doi.org/10.5281/zenodo.13213914

persistent identifier

https://treatment.plazi.org/id/8A0B8B74-886E-FF96-FF5E-4F58CAC6FF00

treatment provided by

Felipe

scientific name

Stigonema minutum Hassall ex Bornet et Flahault (1887: 72)
status

 

Stigonema minutum Hassall ex Bornet et Flahault (1887: 72) View in CoL ( Fig. 14J–N View FIGURE 14 ).

Filaments creeping, entangled, uni- to multiseriate, erect, 15.3–25.03 µm wide. Branches T-like, not clearly distinguishable, uni- to multiseriate in apical young filaments. Sheath firm, smooth, 1.12– 3.3 µm wide, not lamellated, yellowish-brown to brown. Cells round, elongated, irregular-quadratic, irregular-rounded, 5.31–16.52 µm wide. Individual envelopes firm, smooth, brown. Cell content granulated, blue-green. Heterocyte spherical, semielliptical, sub-quadratic, in lateral or in intercalary portion, 3.62–15.48 µm wide, 6.13–11.05 µm long. Hormogonia numerous, developed in the apical branches, 11.23–15.67 µm wide, 18.91–33.53 µm long, 4–6 cells.

Habitat: —Soil; associated with Trichocoleus acutissimus and Gloeocapsopsis dvorakii . Rock; associated with Gloeocapsopsis dvorakii .

Studied material: — PEUFR 55790, PEUFR 55812, PEUFR 55767.

Family Symphyonemataceae Komárek (2013: 183)

PEUFR

Universidade Federal Rural de Pernambuco

Kingdom

Bacteria

Phylum

Cyanobacteria

Class

Cyanophyceae

Order

Stigonematales

Family

Stigonemataceae

Genus

Stigonema

Loc

Stigonema minutum Hassall ex Bornet et Flahault (1887: 72)

Da Anunciação, Raylane R., Paulino, Jonatas M., Moura, Ariadne N., Iv, H. Dail Laughinghouse & Gama, Watson A. 2024
2024
Loc

Symphyonemataceae Komárek (2013: 183)

Komarek, J. 2013: )
2013
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