Anatomy Of Flowering Plants Question 127

Question: Red brasilin comes from which part of Caesalpinia sappan?

Options:

A) Bark only

B) Heart wood only

C) Sap wood and bark

D) Heart wood and bark

Show Answer

Answer:

Correct Answer: B

Solution:

[b] Heart wood is the dark coloured, broad zone of the plant wood.

As a stem grows older, its heart wood increases in thickness.

The heart wood gets infiltrated with gums, tannins, resins, dyes, etc., e.g.

catechu found from ‘Acacia catechu, red brazilin from Caesalpinia sappan etc.