Oscillatoria jenensis G.Schmid

Gupta, Pratibha, 2021, First report of diversity of Cyanobacteria of Broknes Peninsula of Larsemann Hills, East Antarctica, Cryptogamie, Algologie 20 (15), pp. 241-251 : 246

Oscillatoria jenensis G.Schmid

Jahrbücher für wissenschaftliche Botanik 60: 572, f. 1-2 (1921). — Komárek & Anagn., Cyanoprokaryota Part 2: Oscillatoriales 19 (2): 590 (2005).

DESCRIPTION. — Trichome straight, not constricted or somewhat constricted, indistinctly granulated at cross-walls, shortly attenuated at the end and slightly bent, one or more terminal cells usually pale, yellowish or yellow green; apical cell convex, widely rounded or somewhat slightly conical rounded, usually indistinctly curved, not capitate, calyptra absent or slightly thickened cell wall ( Fig. 8K ).

DIMENSION. — Trichome 6.2-11.0 µm broad and 1.0-4.5 µm long.

ENVIRONMENT & HABITAT. — Terrestrial species; wet rocks; temperature 3°C.

Figures

FIG. 8. — Cyanoprokaryotes of Broknes Peninsula. A, Chroococcus minutus (Kütz.) Nägeli; B, Gloeocapsa biformis Ercegovic; C, Cyanosarcina burmensis Skuja, D, Oscillatoria anguina (Bory) Gomont; E, Oscillatoria curviceps C.Agardh ex Gomont; F, Oscillatoria limosa C.Agardh ex Gomont; G, Planktothrix rubescens (DC. ex Gomont) Anagn. & Komárek; H, Lyngbya confervoides C.Agardh ex Gomont; I, Phormidium ambiguum Gomont; J, Phormidium bekesiense (I.Kiss) K.Kiss,; K, Oscillatoria jenensis G.Schmid; L, Phormidium subfuscum Kütz. ex Gomont; M, Oscillatoria tenuis C.Agardh ex Gomont; N, Aulosira fritschii Bharadwaja; O, Coleospermum goeppertianum (goppertianum) Kirch. ex Frank; P, Stigonema mesentericum Geitler. Scale bars: A, N, O, 30 µm; B, C, F, I, L, 10 µm; D, E, G, H, J, K, M, P, 20 µm.