Phyllode is found in
A. Clematis
B. Gloriosa
C. Australian Acacia
D. Dischidia

Hint: Phyllodes are modified petioles or leaf stems, which are leaf like in appearance and function. In some plants phyllodes are flat and widened, while the leaf becomes reduced or vanished altogether then phyllode serves the functions of the leaf.

Complete answer:
Phyllode is modified petioles or leaf stems which are leaf-like in appearance and function. They are common in the genus Acacia.

Option A-Clematis: It is a genus of about three hundred species within buttercup family, Ranunculaceae. They are mainly Japanese and Chinese origin and phyllode is not found in any of its species.

Option B-Gloriosa: It is a species of flowering plant in the family Colchicaceae. This plant is very poisonous and is very fatal to humans and animals too. There is no phyllode found in this.

Option C-Australian Acacia: Phyllode is found in genus Acacia commonly. It is also Australian Acacia called phyllodia. In Australian species it is common so we have the answer.

Option D-Dischidia: It is a genus of plants that belong to the family Apocynaceae. They are epiphytes native to tropical areas of China, India and most areas of Indo-China. Phyllode is not found in this genus also.

Hence, the correct answer is option (C).

Note: Australian Acacia is used as human food, seeds of Acacia are used in soups, curries, omelettes, and stir-fries. Various species of acacia yield gum. Also, acacia species are used in folk medicines.
Due to its strong fragrance it is also used in the perfume industry.