Processes related to floral diversification and the relation of floral diversification to speciation are largely unaccounted for in the Melastomataceae. Reginato and Michelangeli describe the floral diversity of Leandra...
When concealed by petal spurs, nectar typically is restricted to flower-visiting animals possessing a sufficient tongue length to acquire it, and thus such spurs have evolutionary significance, often leading to...
The conical epidermal cells found on the petals of most Angiosperm species are so widespread that they have been used as markers of petal identity, but their function has only been analysed in recent years. Whitney et...