Genus: Filamentous algae, axis-branch differentiation incomplete; terminal cells tapered to form spiny projections;
branches do not form in tuft
(Illustrations of The Japanese Fresh-water Algae, 1977).
Species: Branching not so frequent; secondary branching rare; branching axial cells shorter compared to non-branching cells; axial cells up to 8-12-(15) μm in diam., L/W=2-4; constriction present at cell junction (Illustration of the Japanese fresh-water algae, 1977). |
31 μm
63 μm
94 μm; x 640
Stigeoclonium tenue ?, stock Taw-12, axenic culture with KCM & Hyponex (March 23 to April 10, 2004),
cell body 21-29 μm long, 9 μm wide,
x 100, x 200, x 400, x 640, Watarase river, Ashikaga city, Tochigi Pref., Japan, February 1, 2004 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Stigeoclonium tenue ?, stock Taw-12, axenic culture with KCM & Hyponex (June 9 to July 8, 2004; photo July 8, 2004),
cell body μm long, μm wide,
x 100, x 200, x 400, x 640, Watarase river, Ashikaga city, Tochigi Pref., Japan, February 1, 2004 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
