26 Coniferophyta
Channel: Plant Diversity
Date: 2020-08-18

Index to video
Start: 0:00
Pinus: 3:18
Life cycle: 4:44
Vegetative characteristics: 8:12
Secondary growth: 10:24
Monecious plant structure: 11:27
Female cone at the time of pollination: 13:38
Longitudinal section of female cone: 16:12
Bracts subtending cone scales: 17:15
Cone scale and ovule in longitudinal section: 18:19
Pollination (change in audio quality): 19:25
Growth of the pollen tube through megasporantium: 21:54
Archegonium and egg: 24:32
Pollen, pollen tube, and sperm: 25:37
Fertilization: 28:48
Seed and embryo structure: 35:46
Seedling: 47:17
Life cycle: 49:30

Lecture 26 of an upper level course in Plant Diversity taught by Dr. Bruce Kirchoff at the University of North Carolina at Greensboro.

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