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Co-evolution of plants and their pollinators A. Co-evolution B. Plant reproductive biology

Co-evolution of plants and their pollinators A. Co-evolution B. Plant reproductive biology C. The problem of pollen transfer 1. Attractants and rewards D. Pollen vectors and syndromes 1, Biotic vectors: bees, moths, butterflies, birds, bats, others 2. Abiotic vectors: wind and water

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Co-evolution of plants and their pollinators A. Co-evolution B. Plant reproductive biology

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  1. Co-evolution of plants and their pollinators A. Co-evolution B. Plant reproductive biology C. The problem of pollen transfer 1. Attractants and rewards D. Pollen vectors and syndromes 1, Biotic vectors: bees, moths, butterflies, birds, bats, others 2. Abiotic vectors: wind and water 3. Pollination by deceit 4. Reward thieves

  2. What would your grade be if grades were assigned today? Calculation of percentage of points earned so far: Total points out of 300 = Quiz1 + Quiz2 + Quiz3 + Quiz4 + Exam1(3.03) +Exam2(3.03) Points earned/300 = Percent Approximate Grades: 78% - 100% A 65% - 77% B 47% - 64% C less than 47% D

  3. male female AttractantsRewards color nectar scent pollen shape shelter chemicals heat

  4. Pollination by bees

  5. Nectar guides direct pollinators to rewards in the flower. In wild geranium, the nectar guides are only visible under ultra-violet light UV light Natural light

  6. Some flowers provide a landing pad for pollinators

  7. A honeybee with full pollen baskets

  8. Pollination by moths

  9. Pollination by butterflies

  10. Hummingbird pollination

  11. A sunbird pollinating a bird-of-paradise flower

  12. Bat pollination

  13. Pollination by marsupials and spiders: it’s rare but it happens!

  14. The generalist pollination syndrome has something for everyone

  15. Wind pollination

  16. Wind borne pollen has been found at 19000 ft altitude and as much as 3000 miles from the nearest possible source

  17. Hydrochory - pollination by water in Vallisneria

  18. A carrion mimic that is pollinated by carrion flies

  19. Hugo deVries with a stinking corpse lily

  20. A flower that mimics the gills of a fungus

  21. A flower with fake pollen

  22. 1 2 3 Deceit pollination in bucket orchids

  23. Pseudocopulatory orchids These are flowers This is not!

  24. A nectar robber taking a reward without pollinating

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