Q.

In a flower there are six perianth lobes, 6 stamens and 3 carpels. The perianth lobes are in two whorls with 3 in each, the stamens are in two whorls with equal number in each whorl. Then the flowers are described as

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a

Hexamerous

b

Trimerous

c

Tricyclic

d

Hexacyclic

answer is B.

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Detailed Solution

A trimerous flower is the one in which the number of perianth lobes are three in each whorl. Stamens and carpels could also be three in each whorl. Hexamerous flower has six floral members in each whorl. But merosity is mainly decided by the number of floral leaves in perianth cycles.

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In a flower there are six perianth lobes, 6 stamens and 3 carpels. The perianth lobes are in two whorls with 3 in each, the stamens are in two whorls with equal number in each whorl. Then the flowers are described as