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Myrtaceae Essential Oil

Evergreen shrubs or trees. Bark often mottled, peeling off in large pieces as the plant grows.

Morphological Features:

Leaves are usually opposite or alternate, simple, mostly entire, with prominent veins, and lacking stipules. Leaf surfaces often bear transparent oil glands; when crushed, the leaves emit a scent reminiscent of camphor. The oils produced can be used for making essential oils.

Flowers: Bisexual, occasionally unisexual. Solitary or arranged in various inflorescences. Calyx tube fused with the ovary; sepals usually 4-5 or more, sometimes fused. Petals 4-5, occasionally absent, separate, or connate into a cap-like structure. Stamens numerous, rarely a fixed number.

Fruit: Can be a capsule, berry, drupe, or nut.

Seeds range from 1 to multiple, with or without a thin endosperm. Embryos may be straight or curved, horseshoe-shaped, or spiral; seed coats can be hard or membranous.

Distribution:

Approximately 100 genera with over 3000 species. Diverse group primarily found in tropical and subtropical regions of Australia and the Americas.

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