The degree of sexual dimorphism in flowers and inflorescences can be evaluated early in flower development through the study of floral organ size co-variation. In the present work, the gynoecium-androecium size relationship ...

Sexual expression has been used as a distinctive character among the clades of the genus Piper. Unisexual flowers are described for Paleotropical species, which are usually dioecious, whereas bisexual flowers are associated ...

Honeybee Apis mellifera are considered essential pollinators in sunflower (Hellianthus annuus) crops for hybrid seed production where they have to transfer pollen from male fertile (MF) to male sterile cultivars (MS). ...