Plants lacking a corolla are placed under which of the following groups?

Select the correct option for the floral formula symbols.

What does the given symbol represent?

Write the floral formula for a flower which is bisexual,actinomorphic,sepals five,twisted aestivation,petals five,valvate aestivation,stamens six,ovary tricarpellary,syncarpous,superior,trilocular with axile placentation.

The characterization of a family is based on which of the following?

Given below are two statements:
Statement $I$: In a floral formula,$\oplus$ stands for zygomorphic nature of the flower,and $\underline{G}$ stands for inferior ovary.
Statement $II$: In a floral formula,$\oplus$ stands for actinomorphic nature of the flower,and $\underline{G}$ stands for superior ovary.
In the light of the above statements,choose the correct answer from the options given below: