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1/3 spiral phyllotaxy (called Tristichou...

1/3 spiral phyllotaxy (called Tristichous) means

A

3 rows of alternate rows

B

In one circle, there are 3 leaves

C

The angular divergence between 2 leaves is 120°

D

All of these

Text Solution

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The correct Answer is:
D
Tristichous or 1/3 Phyllotaxy : In the common sedge the leaves are three ranked (three orthostichies) the fourth leaf is above the first leaf, fifth above second, sixth above third and so on. Three leaves lie in one circle of the genetic spiral. Hence angular divergence = `180^@`
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