what is the meaning of dorsiventral leaf?

 

In dicots, the Dorsi-ventral leaves, usually orient at an angle to the main axis and held perpendicular (normal) to the direction of sunlight.

 

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The leaves that are orient at an angle to the main axis of the leaf are the dorsiventral leaves. The dorsiventral leaves are normally perpendicular to the direction of the sunlight. The primary features of a dorsiventral leaf are as follows: 1. The stomata of a dorsiventral leaf are distributed mainly on the lower epidermis. 2. The mesophyll tissue of the dorsiventral leaf is differentiated into upper elongated palisade parenchyma and lower round spongy parenchyma. 3. The bundle sheath of a dorsiventral leaf is devoid of chloroplasts.

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