Question

Write a floral formula and explain the symbols used in it.​

Answer 1

Answer:

Polycarpellary, syncarpous, ovary superior, multilocular, one ovule in each loculus, axile placentation; style long, number as many as carpels; stigma linear. Floral formula: 2. Malva sylvestris

Explanation:

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Answer 2

Explanation:

It is the numerical representation of the relative position and number of floral parts in relation to the mother axis or inflorescence axis”

It is sometimes found convenient to describe a flower by a simple and concise formula known as the floral formula. In this formula

K represents calyx,

C=corolla,

P= perianth,

A=androccium,

G=Gynoecium.

The number of members of a whorl is written after the symbol for a whorl,

∞ signifies a large and indefinite number.

The formula is preceded by the symbol ⊕ if the flower is actinomorphic and ·|· or ↑ if it is zygomorphic.

$floral \: formula$

K4 Co4 S2+4 P (2) :- Brassicacae

• Corolla (petals): 4 separate, often clawed, cruciform

• Androecium: 6, tetradynamous (4 tall, 2 short)

• Gynoecium: 2 united carpels, superior ovary (= hypogynous flower);

• ovules have parietal placentation

• Fruit: dry, dehiscent. silicle (short,squat), silique (longer than wide by 3X)

• Other features: family has a genetic self-incompatabiliy system (sporophytic type)