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Order Colaconematales

Family Colaconemataceae

Colaconema dictyotae (Collins) I.-K.Hwang & H.-S.Kim 2011: 51, figs 38-40

Plants almost completely epiphytic, with creeping prostrate system of compact branched filaments bearing erect filaments. Erect filaments secundly to irregularly branched. Cells 12-18 µm in diameter and 25-50 (-60) µm long, narrower in laterals, each containing a single parietal chloroplast and 1-4 pyrenoids. Monosporangia ovate, 10-17 µm in diameter and 20-25 µm long when mature, usually sessile and solitary.

Collections, ecology and regional distribution

Recorded from Keurboomstrand and Natures Valley, on Dictyota sp. (31-32), but probably more widespread.

World distribution: Also recorded from California, China, Korea, Australia (Guiry & Guiry 2014).

Type locality: La Jolla, California (Womersley 1994).

Note: No satisfactory specimens for illustration – see Womersley (1994).


References Colaconema dictyotae

Michael Guiry in Guiry, M.D. & Guiry, G.M. 2014. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway.; searched on 30 October 2014.

Hwang, I.-K. & Kim, H.-S. (2011). Algal flora of Korea. Volume 4, Number 2. Rhodophyta: Florideophyceae, Nemaliophycidae: Acrochaetiales, Colaconematales, Palmariales, Nemaliales. Nemalian red algae. pp. [1-6], 1-111, figs 1-66. Incheon: National Institute of Biological Resources.

Womersley, H.B.S. (1994). The marine benthic flora of southern Australia - Part IIIA - Bangiophyceae and Florideophyceae (Acrochaetiales, Nemaliales, Gelidiales, Hildenbrandiales and Gigartinales sensu lato). pp. 1-508, 167 figs, 4 pls, 4 maps. Canberra: Australian Biological Resources Study.


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.