Registration Id: http://phycobank.org/102598

Event: new name, new nomenclatural type

Callithamnion africanum M.M.Reddy, H.Stegenga, R.J.Anderson & J.J.Bolton in Phytotaxa 461(1): 142, fig. 1-4. 6 Oct 20201,2

Holotype: South Africa, Western Cape, Platboom beach, alt. 0 m, 33°40'50.16"S, 26°40'12.36"E, 10 Sep 1984, H. Stegenga s.n. (BOL: 218113)3

Isotype: South Africa, Western Cape, Platboom beach, alt. 0 m, 33°40'50.16"S, 26°40'12.36"E, 10 Sep 1984, H. Stegenga s.n. (BOL: 218112)3

1. Diagnosis: Characteristic brush-like appearance of the thallus. Cell length in the basal region of the main axis more than twice as long as broad and with rounded gonimolobes. , 2. Etymology: The epithet pertains to Africa where the species occurs. , 3. Holotype represented by fig. 1, 2 in Reddy et al. (2020).

published in: Reddy, M.M, Stegenga, H., Anderson, R.J. & Bolton, J.J. 2020: An updated species inventory of Callithamnionsensu lato Rhodophyta, Callithamniaceae in South Africa with the description of Callithamnion africanum sp. nov. – Phytotaxa 461(1): 139-154: 142, fig. 1-4

Registration on 2020-10-06 14:40:48 +0200