Match Column I with Column II
Column I | Column II | ||
---|---|---|---|
A | Calyx of bean | i | Petals of a whorl have each one with one margin overlapped and another one is underlapped |
B | Corolla of china-rose | ii | Margins of petals of a whorl overlap one another but not in any particular direction |
C | Corolla of Cassia | iii | In the corolla, the largest posterior petal known as vexillum overlaps the two lateral wing petals or alae, the wings in return overlap the anterior fused petals known as keel petals or carina in a particular direction from posterior to anterior |
D | Corolla of bean | iv | Sepals of a whorl just touch each other but do not overlap. |
Identify the correct answer from the options given below.
A | B | C | D | |
---|---|---|---|---|
1 | iv | i | ii | iii |
2 | iv | iii | ii | i |
3 | ii | iv | i | iii |
4 | iv | ii | iii | i |
Valvate aestivation - Petals or sepals of a whorl just touch each other but do not overlap.ex: Calyx and corolla of Calotropis, Calyx of pea, makoi, corolla of makoi.
Twisted aestivation - Petals or sepals of a whorl have each one with one margin overlapped and another one is underlapped ex. Corolla of lady's finger, cotton, china-rose, Datura
Imbricate aestivation - Margins of sepals or petals of a whorl overlap one another but not in any particular direction. eg. Corolla of Cassia and gulmohur.
Vexillary aestivation - In the corolla, the largest posterior petal known as vexillum overlaps the two lateral wing petals or alae, the wings in return overlap the anterior fused petals known as keel petals or carina in a particular direction from posterior to anterior. eg. Corolla of fabaceae members like pea, bean etc.
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Similar Questions
Which of the following features are true for china rose?
(a) Hypogynous flower
(b) Twisted aestivation
(c) Monoadelphous stamens or androecium
(d) Axile placentation
(e) Opposite phyllotaxy
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