Cocoa Tree (Theobroma cacao): Floral formula, Systematic Position

The cocoa tree (Theobroma cacao) is a small evergreen tree, whose height is about 6 to 12 meters. This plant is mainly found in tropical regions. Its leaves are long, wide, and shiny. Small pink or white flowers bloom directly on the trunk and thick branches of the cocoa tree, which produce large yellow or orange fruits called pods. Inside these fruits are cocoa beans, which are used to make chocolate, cocoa butter, and cocoa powder.

Cocoa Tree (Theobroma cacao): Floral formula, Systematic Position

Scientific Name: Theobroma cacao

Some Basic Information about Cocoa Tree (Theobroma cacao)

Habit: Small evergreen tree, 6–12 meters tall, tropical regions

Root: Tap root, deep and branched

Stem: Erect, branched, woody

Leaf: Alternate, simple, entire, large, oblong (10–50 cm), leathery

Inflorescence: Clusters (cauliflorous – on trunk/old branches), small

Flower: Bracteate, complete, bisexual, actinomorphic, small (1–2 cm), whitish or pink

Calyx: Sepals 5, fused, pink, valvate aestivation

Corolla: Petals 5, free, white/pink, spreading

Androecium: Stamens 10 (5 fertile, 5 sterile), polyandrous, dithecous, introrse

Gynoecium: Ovary superior, syncarpous, 5-celled, axile placentation, style short, stigma branched

Fruit: Berry (cacao pod), large, many seeds (cocoa beans) in sweet pulp

Floral formula: ⊕ ⚥ K5 C5 A(5°+5^2^) G(5)

Systematic Position:

Division – Angiospermae
Class – Dicotyledonae
Order – Malvales
Family – Malvaceae
Genus – Theobroma
Species – cacao

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