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Differentiate between coleoptile and coleorrhiza

13. Differentiate between:

         (b)   coleoptile and coleorrhiza;

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S Sonika

The differences between coleoptile and coleorrhiza are as follows:

Coleoptile    Coleorrhiza 
Coleoptile refers to the protective covering that surrounds plumule Coleorrhiza is the sheath that surrounds the radicle and root cap
This sheath can come out of the soil, become green and perform photosynthesis.  Coleorrhiza remains in the soil only. 

 

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