portulaca Meaning, Definition & Usage
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noun a plant of the genus Portulaca having pink or red or purple or white ephemeral flowers
WordNet
Por`tu*la"ca noun
Etymology
L., purslane.Definitions
(Bot.) A genus of polypetalous plants; also, any plant of the genus. ✍ Portulaca oleracea is the common purslane.P. grandiflora is a South American herb, widely cultivated for its showy crimson, scarlet, yellow, or white, ephemeral blossoms.