Accessory fruit Accessory fruit An accessory fruit (sometimes called "false fruit", "spurious fruit", "pseudofruit", or "pseudocarp") is a fruit in which some of the flesh is derived not from the ovary but from some adjacent tissue exterior to the carpel. Examples of accessory tissue are the receptacle of the strawberry, pineapple, common fig, and mulberry, and the calyx of "Gaultheria procumbens" or "Syzygium jambos". Pomes, such as apples and pears, are also accessory fruits, with much of the fruit flesh derived from a hypanthium. Other example could be the "anthocarps" specific to the family Nyctaginaceae, where most of the fruit comes from
Boletellus ananas ananas" by smooth stem without a ring, different spores, and flesh that is less tough. The Australian species "Boletellus ananiceps" has spores with narrow longitudinal ribs that do not have cross-striae. "B. dissiliens" has colors that are not red as in "B. ananas", and pores that can become reddish in maturity. Further, the cap flesh of "B. dissiliens" turns blue upon exposure to air. The fruit bodies of "B. ananas" typically grow scattered or in groups under oak and pine trees, often on their bases. In Guyana, the mushroom typically fruits singly or in pairs within above ground level on