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FRUITS Fruits can be divided into three categories: 1. Simple fruit

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Presentation on theme: "FRUITS Fruits can be divided into three categories: 1. Simple fruit"— Presentation transcript:

1 FRUITS Fruits can be divided into three categories: 1. Simple fruit
- a fruit formed from a single ovary of a single flower (monocarpous or syncarpous ovary) 2. Aggregate fruit - a fruit formed from several ovaries of a single flower (apocarpous) e.g. Anona 3. Multiple fruit - a fruit formed from the ovaries of flowers borne in a compact inflorescence. The fruits unite at maturity e.g. jackfruit, pineapple

2 Simple fruits Dry indehiscent fruits Dry dehiscent fruits
Succulent/Fleshy fruits A fruit : - pericarp + the seed (inside) - is a ripened ovary/ovaries generally containing one to many seeds inside Pericarp : exocarp/epicarp + mesocarp + endocarp ** Following pollination and fertilization in a flower, the ovule develops into a seed while the ovary wall forms the fruit pericarp

3 1. Simple Fruits A. Dry indehiscent fruits Cypsela Samara Achene Nut
pericarp seed Nut Achene Cypsela Samara A. Dry indehiscent fruits

4 coleoptile plumule coleorrhiza radicle endosperm Caryopsis

5 Schizocarp

6 Loment/Lomentum B. Dry dehiscent fruits Follicle Siliqua Legume/Pod

7 (i) Capsule (Septicidal) (ii) Capsule (Loculicidal)
(iv-a) Capsule (Circumscissle) (iii) Capsule (Poricidal) (iv-b) Capsule (Operculate) (Pyxis) (Poricidal)

8 Rubber – Capsule septicidal

9 Durian – Capsule loculicidal

10 C. Succulent/Fleshy fruits
epicarp mesocarp endocarp Berry Drupe C. Succulent/Fleshy fruits

11 Pome Hesperidium Pepo endocarp epicarp outer limit of carpel mesocarp
remains of stamen, style and calyx Pome Hesperidium Pepo seed tough (originated from the receptacle)

12 2. Aggregate Fruit Strawberry calyx pedicel pits/seeds
fleshy receptacle Strawberry (achene)

13 pedicel fruitlet seed Anona

14 3. Multiple Fruits Pineapple (sorosis) remains of a flower bract
fruit axis remains of a flower Pineapple (sorosis) peduncle

15 thickened stigma remains
true fruit pericarp seed perianth thickened stigma remains fruit axis thickened stigma remains Jackfruit


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