Question

Diadelphous condition occurs in which plant family?
A. Solanaceae
B. Fabaceae
C. Asteraceae
D. Liliaceae

Answer 1

Hint: Diadelphous condition is a condition of arrangement of filaments and stamen in a flower. In this condition, filaments of nine different stamens are connected into one unit and the tenth posterior stamen remains out of the bundle as a stand part.

Complete answer:
Solanaceae is a plant family in which filaments of the stamens are integrated with the petals of the flower.
Fabaceae is a plant family in which legume, pea or bean are found. This is economically a very important family of flowering plants having trees, shrubs and perennial and annual herbaceous plants. These plants have ten stamens fused with each other and an elongated ovary which have curved style.
Asteraceae is a family of flowering plants which helps in production of edible oil, vegetables like lettuce, sunflower oil etc, coffee and many other herbal plants. Flowers of this family which appear as one flower is generally a combination of multiple small-small flowers. Individual flowers have five integrated petals which help in seed dispersal for cross pollination.
Liliaceae is another flowering family in which flowers like lily, tulips, and other ornamental flowers come. These are generally monocots, perennial and bulbous geophytes. The Flowers of this family have six stamens fused with each other.

So, from the above information we can conclude that Fabaceae is the family in which Diadelphous condition is present among the available options. So, option ‘B” is the correct answer.

Note:
Solanaceae plants are annual perennial herbs, shrubs and even trees. This family includes many agricultural corps, medicinal plants, spices, ornamental plants, etc. These are nightshade plants, examples are potatoes, chili peppers, bell and eggplant.