Research Article

Pollinator Behaviour on a Food-Deceptive Orchid Calypso bulbosa and Coflowering Species

Figure 3

Visitations on Calypso bulbosa flowers by bumblebee queens within study plots in 2007. Frequency distribution for (a) number of visited flowers ( bumblebees) and (b) visitation duration in seconds on a single flower ( flowers).
(a)
(b)