With respect to adhesion and cohesion of stamens, identify the INCORRECT statements.
P. Adnation of stamens to petals is described as epiphyllous stamens
Q. In Calotropis, stamens and carpels are united to form gynostegium
R. In syngenesious stamens, filaments are united to form a bundle while the anthers are free
S. Synandrous stamens found in Cucurbita represent the union of filaments as well as anthers