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Now showing items 11-20 of 27
A global infrageneric classification system for the genus Crotalaria (Leguminosae) based on molecular and morphological evidence
(Botanischer Garten und Botanisches Museum, 2013)
Crotalaria is a large genus of 702 species with its centre of diversity in tropical Africa and Madagascar and secondary radiations in other parts of the world. The current infrageneric classification system is based on ...
First report of Sporolithon ptychoides (Sporolithales, Corallinophycidae, Rhodophyta) for the Atlantic Ocean
(Wiley-Blackwell, 2011)
Samples corresponding to Sporolithon ptychoides Heydrich were collected in
the mesophotic zone (50 m depth) south of Espírito Santo State, Brazil. The
collected material presented features characteristic of the species ...
Will climate warming exceed lethal photosynthetic temperature thresholds of lichens in a southern African arid region?
(Wiley, 2013)
Predicted elevated temperatures and a shift from a winter to summer rainfall pattern associated with global warming could result in the exposure of hydrated lichens during summer to more numerous temperature extremes that ...
Chromista
(Wiley Online, 2011)
The concept of chromists, at its most expansive, includes the heterokonts (stramenopiles), alveolates, rhizarians, heliozoans, telonemians, haptophytes and cryptophytes. There is mounting evidence that this grouping is not ...
Life at the margins of the continents: an examination of the intertidal marine life of the south Western Cape
(Field Guides Association of Southern Africa, 2010)
Imagine surviving in an environment that is neither truly marine nor truly terrestrial. That area just beyond the low-water mark of neap tides along the seashore is an example of just such an environment. The organisms ...
Phylogenetic placement and generic re-circumscriptions of the multilocular genera Arenifera, Octopoma and Schlechteranthus (Aizoaceae: Ruschieae): Evidence from anatomical, morphological and plastid DNA data
(International Association for Plant Taxonomy (IAPT), 2016)
"Ruschieae is the largest tribe in the highly speciose subfamily Ruschioideae (Aizoaceae). A generic-level phylogeny for
the tribe was recently produced, providing new insights into relationships between the taxa. Octopoma ...
A new species of Magelona (Polychaeta: Magelonidae) from southern Namibia
(Iziko Museums of Cape Town, 2010)
A new species of Magelonidae, Magelona debeerei sp. nov., is described and illustrated from grab-samples collected at <100moff the southwest coast of Africa. Magelona debeerei sp. nov. has previously been identified from ...
Beyond the jellyfish joyride and global oscillations: advancing jellyfish research
(Oxford University Press, 2013)
There has been debate in the literature recently about increases in jellyfish populations in response to anthropogenic change, and this has attracted widespread media interest. Despite an international collaborative ...
The South African Astronomical Observatory: a treasure house of history and biodiversity
(Botanical Society of South Africa, 2010)
Traces the history of the Royal Observatory Cape of Good Hope, today known as the South African Astronomical Observatory (SAAO). Describes the flora and its management.
Kelp forests: forests of a different kind
(Botanical Society of South Africa, 2011)
The United Nations (UN) Food and Agriculture Organization (FAO) defines a forest as being 'more than 0.5 ha with trees higher than 5 m and a canopy cover of more than 10%, or trees able to reach these thresholds in situ', ...