Which among the following is incorrect about classification of fruits based on their structure?

Which among the following is incorrect about the symbols used in a floral formula?

Which among the following is incorrect about seeds based on the presence of the endosperm?

Which among the following is incorrect about tap root and fibrous root?

Which among the following is incorrect about importance of root system?

Which among the following is incorrect about different types of Placentation?

Which among the following statements is incorrect about classification of flowers based on position of whorls?

Periwinkle is an example of __