noun. Any of various succulent plants of the genus Portulaca, especially P. grandiflora of South America, cultivated for its showy colorful flowers that open only in sunlight.

noun. Any of many tropical trailing herbs, of the genus Portulaca, having showy flowers

"On a pleasant evening after work last week, Nurrenbern and his volunteers planted a variety of flora with whimsical names such as "Margarita Banana" portulaca, "Serena Purple" angelonia, and "Mint Mocha" coleus, as well as the better-known petunias."

purslane