<Li> epipetalous: adnate to the corolla </Li> <Li> epiphyllous: adnate to undifferentiated tepals (as in many Liliaceae) </Li> <P> They can have different lengths from each other: </P> <Ul> <Li> didymous: two equal pairs </Li> <Li> didynamous: occurring in two pairs, a long pair and a shorter pair </Li> <Li> tetradynamous: occurring as a set of six stamens with four long and two shorter ones </Li> </Ul>

What is the top part of a flower called