Introduction to Biology II
Biology 1312
Spring 2007
Dr. Brad Hoge
Plant Diversity
Land Plants
• Bryophytes (Liverworts, Hornworts and Mosses)
• Vascular Plants
– Pteridophytes (Ferns)
– Seed Plants
• Gymnosperms
• Angiosperms
Adaptations to Land
• Apical Meristems
• Reproduction (Alternation of Generations)
• Water Conservation
• Vascular Tissue
Bryophytes
• Hepatophyta (Liverworts)
• Anthocerophyta (Hornworts)
• Bryophyta (Mosses)
Vascular Plants
• Pteridophyts (Seedless Vascular Plants)
– Lycophytes
– Pterophyta
• Psilophytes (Whisk Ferns)
• Sphenophytes (Horsetails)
• True Ferns
Fern Life Cycle
Seed Plants
The Seed
Gymnosperms
• Ginkgophyta (Ginkgos)
• Cycadophyta (Cycads)
• Gnetophyta
• Coniferophyta (Conifers)
Pine Life Cycle
Angiosperms
• Anthophyta
– Monocots
– Dicots
The Flowering Plant
The Flower
Angiosperm Life Cycle
Pollination
Fruit
Seed Dispersal