silicula A type of capsule formed from a bicarpellary ovary. It is longitudinally flattened and divided lengthwise into two cavities (loculi). It is broader than a siliqua. Examples include the fruits of Alyssum and candytuft.

a·lys·sum / əˈlisəm/ • n. a widely cultivated plant (genera Alyssum and Lobularia) of the cabbage family that bears small flowers in a range of colors, typically white, yellow, or violet.