noun
- a type of dry fruit that splits into several one-seeded parts
Usage: botanical
Examples
- The geranium produces a regma that splits into five segments when mature.
- Botanists classify the fruit of the castor oil plant as a regma.
- Each section of the regma contains a single seed.
- The regma is characteristic of plants in the spurge family.
- When ripe, the regma explosively dehisces to disperse its seeds.