Question

Read the following and identify correct combinations.

• A. Genus- Datura, Family- Solanaceae, Character- Epipetatons stamens
  
• B. Genus- Allium, Family- Solanaceae, Character- Tricarpellazy gynoecium
• C. Genus- Petunia, Family- Solanaceae, Character- Didynamous stamens
• D. Genus- Crotalaria, Family- Fabaceae, Character- Diadelphous

Answer 1

Answer: (A)

Genus- Datura, Family- Solanaceae, Character- Epipetatons stamens

Genus Datura belongs to Solanaceae family which is characterized by presence of epipetalous stamens in which filaments of stamens are fused with petals. Option A is correct.
Solanaceae family has bicarpellary gynoecium (two carpels) and genus Allium belongs to family amaryllidaceae which makes option B mismatch.
Didynamous stamens refer to presence of four stamen forming two pairs of unequal length.
Solanaceae family is characterized by presence of five stamens as are found in its genus Petunia. Option C is mismatch.
Fabaceae is characterized by presence of nine stamen filaments united into a sheath that surrounds the pistil and one separate stamen filament, a condition referred to as diadelphous.
Crotalaria belongs to family fabaceae but have monoadelphous stemens wherein filaments of all stamens fuse into single tube while anthers are free. Option D is mismatch.