Question

Based on Position of stomata what are types of the leaf?
Write example of the each type of the leaves?​

Answer 1

Based on the position of the stomata leaves are divided into four parts

1. Epistomatic leaf- In those type of leaf stomata are present on the upper side.

Example- Floating leaves like Lotus, Victoria regia etc. come under this.

2. Hypostomatic leaf- Generally in those stomata is present on the lower surface.

Example- Most of the dicot leaves come under this type of leaf.

3. Amphistomatic leaf- In those type of the leaves both surface have stomata.

Example- Mostly monocot leaves.

4. Astomatic leaf- In those stomata is not present means stomata is absent.

Example- All submerged leaves like Vallisneria, Hydrilla etc.

Answer 2

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Based on Position of STOMATA, leaves are divided into 4 parts⇒

✏Hypostomatic Leaf—

having stomata only on the underside.

Examples~apples, walnut

✏Epistomatic Leaf—

having stomata upper surface of leaf

Examples~ water lily

✏ Amphistomatic Leaf—

having stomata both surfaces of the leaf

Examples~wheat, rice

✏Pontamoeton Leaf—

In submerged aquatic plants the stomata are generally absent or if present, they are non-functional.

Examples~Potamogeton.

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