The characteristic purplish-red colour of the flowers or leaves of these plants.
A red to purple azo dye used as a biological stain, and in some countries in cosmetics and as a food colouring.
Any of various herbs of the genus Amaranthus.
The seed of these plants, used as a cereal.
moss-rose purslane, moss rose (Portulaca grandiflora)
pink purslane (Claytonia sibirica)
Halimione portulacoides
shoreline purslane (Sesuvium portulacastrum)
Honckenya peploides
purslane tree (Portulacaria afra)
winter purslane, miner's lettuce (Claytonia perfoliata)
the widely-grown edible plant common purslane or summer purslane (Portulaca oleracea)
Any of the family Portulacaceae (order Caryophyllales) of succulent plants.