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Order Ceramiales

Family Rhodomelaceae

Bostrychia tangatensis Post 1939: 152-156

We have not seen specimens of this species: the following description is derived from that of Lambert et al. (1987).

“Plants forming fine, furry, maroon mat a few mm tall. Holdfasts developing at intervals along horizontal axes where one to several vertical axes arise, imparting dorsiventral appearance. Vertical axes unbranched, about 100 µm in diameter; pericentral cells with 3 tier cells per axial cell. Thalli completely uncorticated”.

Collections, ecology and regional distribution

Forming a “fine maroon fur on submerged Avicennia marina pneumatophores” and found in a number of mangroves from Kobonqaba (just north of the Kei River) to St Lucia in Kwazulu-Natal (43-58) (Lambert et al. 1987).

World distribution: Also recorded from Mozambique, Tanzania and Japan (Guiry & Guiry 2010).

Type locality: Kisosora, Tanga region, Tanzania (Silva et al. 1996).


Illustrations – none available. See Lambert et al. 1987 (Fig. 3a-c).


References Bostrychia tangatensis

Guiry, M.D. & Guiry, G.M. 2010. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway.; searched October 2010.

Lambert, G., T.D. Steinke & Y. Naidoo. 1987. Algae associated with mangroves in southern African estuaries. I. Rhodophyceae. South African Journal of Botany 53(5): 349-361.

Post, E. 1939. Bostrychia tangatensis spec. nov., eine neue Bostrychia der ostafrikanischen Mangrove. Archiv für Protistenkunde 92: 152-156, 1 fig, 1 table.

Silva, P.C., Basson, P.W. & Moe, R.L. 1996. Catalogue of the benthic marine algae of the Indian Ocean. University of California Publications in Botany 79: 1-1259.


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 19 April 2024.