In 'Tulsi' $(Ocimum)$ of labiatae the inflorescence is

$A$ : Androecium of Cucurbita is synandrous.

$R$ : Anthers as well as filaments of stamens are united throughout their whole length.

Largest flower is that of

In Acacia species, the first few leaves are pinnately compound. Then there are leaves with flattened petiole and fewer pinnae. The leaves of adult plant has parallel veined flattened petiole and no pinnae. It shows that

When the anthers mature earlier than the stigma of ones own flower, the condition is known as

The term Anthesis is used for