A new species of Portulaca oleracea aggregate from Sardinia, Italy
2012
Danin, A. | Caria, M. C. | Marrosu, G. M. | Bagella, S.
A new microspecies of the Portulaca olearacea aggregate was identified in the course of a seed coat morphology analysis of 385 specimens from 55 sites located in Sardinia. This new taxon is here described under the name Portulaca sardoa. Apart from seed coat ornamentation, the new species differs from the others in chromosome number (2n = 48). Furthermore, a simplified key for the identification of the microspecies is provided.
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