They have two parts:
- The petiole is the part connected to the stem.
- The blade is the widest part of the leaf. It can have many different shapes.
The plants which lose their leaves in autumn are called decidious.
The plants which have green leaves all year round are called evergreens.
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| Evergreen Tree. Photo from Sevacall |
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| Decidious Tree. Photo by Gregor Richardson in Otago Daily Times |
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