A true fruit is the one where:
Only ovary of the flower develops into fruit
ovary and calyx of the flower develops into fruit
ovary, calyx and thalamus of the flower develops into fruit
All floral whorls of the flower develop into fruit
As we learn
True fruits and false Fruits -
Fruits that develop only from the ovary and are called true fruits. However, in a few species such as apple, strawberry, cashew, etc., the thalamus also contributes to fruit formation. Such fruits are called false fruits.
- wherein