Presentation on theme: "Review of Flower Formula:"— Presentation transcript:
1Review of Flower Formula: Crassula argentea - the jade plant
2What is the flower formula? Ranunculus - buttercupReview:What is the flower formula?
3What is the flower formula for this plant? Lilium tigrinum - tiger lilyWhat is the flower formula for this plant?The strange lateral buds are called bulbils. These are shed as a means of vegetative propagation
8Osmophores: release scent as alternate attractant Sometimes the scent is the reward…A behavioral reward!
9Ophrys insectifera with pollinator Argogorytes mystaceus Ophrys insectifera with pollinator Argogorytes mystaceusBergstrm, G. (1978) Role of volatile chemicals in Ophrys-pollinator interactions In Biochemical Aspects of Plant and Animal Coevolution (J. B. Harborne, ed.), Academic Press, London.
10Beetles as pollinators: lousy flight accuracy, heavy feeding Target is largeAlternate entryHeavy flower partsPollen load is heavyFantasy Island…OrNightmare Island?
11Perching BirdsSame SequenceStiff-Leaf Perches!Hovering Birds and Sequence!
16Darwin described an orchid, Angraecum sesquipedale from Madagascar with an 11.5-inch nectar spur! He predicted that there would be a pollinating animal with 11.5-in mouthparts to drink the nectar, but never found the animal.Much later (1903), Xanthopan morgani predicta, its pollinator was found with an 11.5-inch siphon!