Describe the structure and types of stem in angiosperms?

Describe the structure and types of stem in angiosperms?
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1 Answer

Answer :

Structure: -

The part of a flower from where a leaf arises is called node. The distance between two

nodes is called internode.

Types: -

There are following types of stems: -

(i) Underground stem: -

Most stems grow above the ground, but some grows underground. These stems store

food in them e.g. ginger, potato and arvi etc.

(ii) Weak stem: -

Some stems are very weak and could not grow erect. They spread on the ground e.g.

melons, morning glory and money plants.

(iii) Succulent stems: -

Opuntia, Euphorbia and cactus have succulent stems that can store and conserve

water. 
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