Species: Cell body elongated; (265-470)-648 μm long, 13-(15-22)-23 μm wide; L/W= 20-40; secondary constriction conspicous; 3-4 chloroplasts band-form (Illustrations of The Japanese Fresh-water Algae, 1977).
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P. baculoides
395 x 13 μm
L/W= 30.4
2 band-form chl.
Japan, 1998
P. baculoides
402 x 13 μm
L/W= 30.9
3 band-form chl.
Japan, 1998
P. baculoides
μm
L/W=
Omine-numa
Tsukiyono
Gunma, 2003