Oscillatoria curviceps C.Agardh ex Gomont

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 curviceps C.Agardh ex Gomont

Annales des Sciences Naturelles, Botanique, Série 6, 6: 213, f. 14. ( Gomont 1892). Desikachary, Cyanophyta 209, t. 38, f. 2 & t. 39, f. 9-10 ( Desikachary 1959).

DESCRIPTION. — Trichome more or less straight, slightly bent from upper side, not attenuated or very slightly attenuated, not constricted at the cross-walls, sometimes cross-walls granulated; end-cell flat rounded, not capitate ( Fig. 8E ).

DIMENSION. — Trichome 6.6-12.5 µm broad and cells 1.8-2.3 µm long.

ENVIRONMENT & HABITAT. — Freshwater species; planktonic in lake temperature 2°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.