portulaca(redirected from rose moss)
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portulaca(pôr'chəlăk`ə): see purslanepurslane,
common name for some plants of the Portulaceae, a family of herbs and a few small shrubs, chiefly of the Americas. The portulacas or purslanes (genus Portulaca) include many species indigenous to the United States. The pussley, or common purslane (P.
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a genus of annual or perennial fleshy plants of the family Portulacaceae. The stems are prostrate or ascending, and the leaves alternate or are nearly opposite. The flowers are generally small and inconspicuous; some species have large solitary flowers. These are approximately 100 species (according to other data, as many as 200), distributed in the tropical and subtropical regions of both hemispheres. The common purslane (P. oleracea), an annual weed, is particularly widespread. Its young stems and leaves are used in salads. Rose moss (P. grandiflora), an ornamental annual native to Argentina and Brazil, is used primarily for flowerbeds. Its bright, large flowers open only in sunlight.