Riella alatospora Wigglesw. (1937)



Taxonomy & Nomenclature



Conservation Status

Last record: 1932 (Segarra-Moragues et al., 2012)

Rediscovered in February 2010 (collection); May 2011 (recognition) (Segarra-Moragues et al., 2012)



near Cape Agulhas (two localities: rediscovery site and 4.5km north) & Cape Town (two localities: type locality & Blouvlei (Century City)), South Africa (Segarra-Moragues et al., 2012; Segarra-Moragues & Puche, 2014)

Type locality: Cape Town, original locality, vlei at Salt River between main road and railway line (Perold, 2000:130)


Biology & Ecology

Inhabits vleis (cf. ponds) and salt pans (Segarra-Moragues et al., 2012).









Original scientific description:

Wigglesworth, Grace. (1937). South African species of Riella, íncluding an account on the developmental stages of three of the species. Journal of the Linnean Society of London, Botany 51: 309-332.

Other references:

Arnell, S. W. (1963). Hepaticae of South Africa. Stockholm: Swedish Natural Science Council.

Magill, R. E. and Schelpe, E. A. (1979). The bryophytes of southern Africa. An annotated checklist. Memoirs o f the Botanical Survey of South Africa No. 43.

Perold, S. M. (2000). Studies in the Sphaerocarpales (Hepaticae) from southern Africa. 3. The genus Riella and its local species. Bothalia 30(2): 125-142.

Proskauer, J. (1955). The Sphaerocarpales of South Africa. Journal of South African Botany 21: 63-75.

Segarra-Moragues, J. G. and  Puche, F. (2014). Advances in the knowledge of South African Riella (Sphaerocarpales) and a new endemic species, Riella trigonospora. South African Journal of Botany 94: 166-176.

Segarra-Moragues, J. G.,  Puche, F. and Sabovljević, M. (2012). Rediscovery of Riella alatospora (Riellaceae, Sphaerocarpales), an aquatic, South African endemic liverwort previously known from a now largely transformed type locality. South African Journal of Botany 79: 32-38.

Söderström, Lars et al. (2016). World checklist of hornworts and liverworts. PhytoKeys 59: 1-828.


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