Scytonema tolypothrichoides Kützing ex Bornet & Flahault (1886: 100)
publication ID |
https://doi.org/ 10.11646/phytotaxa.359.1.1 |
DOI |
https://doi.org/10.5281/zenodo.13704402 |
persistent identifier |
https://treatment.plazi.org/id/6B6487B2-182B-2636-EB9A-5758D08FA99E |
treatment provided by |
Felipe |
scientific name |
Scytonema tolypothrichoides Kützing ex Bornet & Flahault (1886: 100) |
status |
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Scytonema tolypothrichoides Kützing ex Bornet & Flahault (1886: 100) View in CoL Fig. 79 A–E.
Thallus flocculose, or forming small unstructured tuft-like clusters, rarely occurring as solitary filaments amongst other algae. Filaments 10–18 μm wide, with geminate false-branching; branches the same morphology as the main filaments. Sheath wide, colourless and slightly parallely lamellated with divergent layers towards the ends. Trichomes cylindrical, not constricted at the cross walls, ± widened towards the ends. Vegetative cylindrical, isodiametric or slightly longer or shorter than broad, 3.5–8.0 μm long × 4.0–6.5 μm wide, towards the ends shortened, isodiametric to shortly barrel-shaped; apical cells widely rounded. Heterocytes ± spherical, barrel-shaped to cylindrical, 5.0–11.5 μm long.
Specimens examined:—Maloney Springs
Other records:— Queensland: SE Queensland, McLeod (1975).
Observations:—Growing in small clusters amongst other algae in the shallows of tropical springs and shallow wetlands.
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