1) Caryophylloid dicot genus 2) Genus calandrinia 
Calandrinia is a plant genus that contains many species of purslane, including the redmaids. The genus was named for Jean Louis Calandrini, an 18th-century Swiss botanist. It includes around 150 species of annual herbs which bear colorful flowers in shades of red to purple and white. Plants of this genus are native to Australia, Chile, and western...
Calandrinia is a genus of plants of the rock purslane family (Portulaceae). All the species are fleshy, with sprawling or trailing habit and entire leaves. Some are annual and some are perennial. The flowers open fully only in sunshine.
[n] - large genus of low-growing herbs
genus Calandrinia noun large genus of low-growing herbs; widespread throughout tropical and warm temperate regions having usually basal leaves and panicles of purplish ephemeral flowers