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Order Bryopsidales

Family Codiaceae

Codium incognitum P. C. Silva 1959: 118.

Thallus dark green, up to 5 mm thick, applanate, attached to substratum over most of its under-surface. Utricles in clusters, 720-2400 µm long, 110-165 (-260) µm wide, cylindrical, often swollen some distance below apex; apices truncate or slightly rounded. Hairs or hair-scars not seen. Gametangia cylindrical to spindle-shaped, 260-340 (-390) µm long, 1-3 per utricle, borne on pedicels 300-470 µm below apex.

Collections, ecology and regional distribution

Recorded from Robberg (Plettenberg Bay) to Haga Haga area (31-43). Found in eulittoral and sublittoral zones.

World distribution: A South African south coast endemic (Guiry in Guiry & Guiry 2014).

Type locality: Robberg, Plettenberg Bay (Silva 1959).


Codium incognitum, herbarium specimen

 Codium incognitum, herbarium specimen

 Codium incognitum, utricles (re-drawn from Silva 1959)



Guiry M.D. in Guiry, M.D. & Guiry, G.M. 2014. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway.; searched on 02 July 2014.

Silva, P.C. (1959). The genus Codium (Chlorophyta) in South Africa. Journal of South African Botany 25: 101-165, 22 figs, Plates II-XVI.


Cite this record as:

Anderson RJ, Stegenga H, Bolton JJ. 2016. Seaweeds of the South African South Coast.
World Wide Web electronic publication, University of Cape Town,; Accessed on 26 February 2024.