Arenaria可以指：

• 无心菜属
• 翻石鹬属

Arenaria, a Latin word meaning sand-loving (or psammophylic), may refer to :

• Arenaria (bird), the turnstones, a bird genus of the family Scolopacidae
• Arenaria (plant), the sandworts, a plant genus of the family Caryophyllaceae