Morphology of Flowering Plants

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Leaves: alternate, pinnately compound or simple; leaf base, pulvinate;

stipulate; venation reticulate

Floral

characters

Flower: Bisexual,

zygomorphic.

Calyx: Sepals five,

gamosepalous;

imbricate/valvate

aestivation.

Androecium: Ten,

diadelphous, anther

dithecous.

(AIPMT 2010)

Inflorescence:

Racemose.

Corolla: Petals five, polypetalous, papilionaceous, consisting of a

posterior standard, two lateral wings, two anterior ones forming a keel

(enclosing stamens and pistil), vexillary aestivation. (AIPMT 2012)

Gynoecium: Ovary

superior, mono

carpellary, unilocular

with many ovules,

style single.

Fruit: Legume; seed:

one to many,

non-endospermic

Floral Formula: %

K(5)C1+2+(2) A(9)+1 G1

(AIPMT 2010)

1

2

3

4

5

6

7

8

Economic Importance

Pulses: E.g. gram, arhar, sem, moong, soyabean;

Fibres: E.g. Sunhemp

Medicine: E.g. Muliathi

Edible oil: E.g. soyabean, groundnut. (AIPMT 2010)

Fodder: E.g. Sesbania, Trifolium (AIPMT 2009)

Dye: E.g. Indigofera

Ornamentals: E.g. Lupin, sweet pea.