Population structure and breeding biology in relation to conservation in the dioecious Gardenia actinocarpa (Rubiaceae) - a rare shrub of North Queensland rainforest

arbuste arbustos conservation de la nature distribution spatiale endangered species floraison flowering forest ecology fructification fruiting gardenia genetica genetics nature conservation polen polinizadores pollen pollinators pollinisateur rubiaceae seed dispersal sex ratio shrubs sotobosque spatial distribution tropical forests undergrowth understorey