disc 1: lecture 1. The joy of botany --
lecture 2. Plants are like people --
lecture 3. Moss sex and peat's engineered habitat --
lecture 4. Fern spores and the vascular conquest of land --
lecture 5. Roots and symbiosis with non-plants --
lecture 6. Stems are more than just the in-between (180 min.).
disc 2: lecture 7. The leaf as a biochemical factory --
lecture 8. Photosynthesis everyone should understand --
lecture 9. Days and years in the lives of plants --
lecture 10. Advent of seeds : cycads and ginkgoes --
lecture 11. Why conifers are holiday plants --
lecture 12. Secrets of flower power (180 min.).
disc 3: lecture 13. The coevolution of who pollinates whom --
lecture 14. The many forms of fruit : tomatoes to peanuts --
lecture 15. Plant seeds get around --
lecture 16. Water plants came from land --
lecture 17. Why the tropics have so many plant species --
lecture 18. The complexity of grasses and grasslands (180 min.).
disc 4: lecture 19. Shrublands of roses and wine --
lecture 20. The desert bonanza of plant shapes --
lecture 21. How temperate trees change color and grow --
lecture 22. Alpine cold makes plants do funny things --
lecture 23. Bad plants aren't so bad --
lecture 24. Modifying the genes of plants (180 min.).