Australian Portulaca

A blog dedicated to the identification, appreciation and study of Portulaca species. The blog is by no means limited to Portulaca and will from time to time include other interesting species of plants from Australia and other countries.

Saturday, December 29, 2012

Portulaca filifolia

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P. filifolia  typically has an erect-diffuse habit, terminal flowers on long, thin branches, and sparse, terete leaves. Photo courtesy o...
Thursday, December 27, 2012

Portulaca australis

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 A particularly showy specimen of P. australis . Photo courtesy of Attila Kapitany. Portulaca australis Endl. is a very widespread ...
Tuesday, December 25, 2012

Problems in Australian Taxonomy

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I have never been happy with Robert Geesink's treatment of Portulaca in Blumea 17(2): 299, 1969. Geesink unfortunately lumped all of ...
Saturday, December 22, 2012

The Search for a "Workable" Key to Australian Portulaca.

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I have been searching for a workable key to Australian Portulaca and a comprehensive treatment of the main species. It appears that the best...
Thursday, December 20, 2012

The basic taxonomy of a Portulaca plant

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Let's start with some very basic taxonomy. Although the initiated among us may find this all a bit tedious, I feel it is probably necess...
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A gardening, science, and natural history blog by Ian Menkins ..................................
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