Question

describe the essential organs of solanaceae​

Answer 1

Characteristics of Solanaceae Family

Following are the characteristic features of Solanaceae family:

Vegetative Characters

Root System: Taproot system.

Stem: Erect or climber; Solanaceae includes herbs, shrubs, small trees, and climbers.

Leaves: Alternate, simple or pinnately compound (rarely); exstipulate; reticulate venation.

Floral characters

Inflorescence: Racemose- terminal or axillary raceme; Cymose- solitary in Solanum.

Flower: Complete, bisexual, actinomorphic, hypogynous.

Calyx: Five sepals, gamosepalous; valvate aestivation.

Corolla: Five petals, gamopetalous, valvate aestivation.

Androecium: Five stamens, epipetalous; anthers basifixed.

Gynoecium: Syncarpous, bicarpellary, bilocular, superior ovary, axile placentation.

Fruit: Berry/ capsule.

Seed: Numerous, endospermous

Answer 2

describe the essential organs of Solanaceae :

• There are five epipetalous stamens alternating with the petals and are free.
• Anthers are dithecous, basifixed and Montrose. The dehiscence may be longitudinal (Datura) or Porous (Solanum).
• Gynoecium: The ovary is superior, carpellary syncarpous. It is oblique in position and anterior carpel to the left at an angle of 45∘.
• Usually bilocular occasionally unilocular (Capsicum).
• There are numerous anatropous ovules arranged on axile placentation on the swollen placenta.
• The style is terminal and the stigma is capitate.

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