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The oldest plant lineages
4 chapters
76 assets
by teacher · 10 jul 2026
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Chapter 1
The pioneering world of mosses
1
How mosses conquered the dry land
2
The secret survival power of desiccation
3
Peatlands as the ultimate carbon vaults
4
Microscopic forests teeming with hidden life
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Chapter 2
Ferns and the age of coal
1
The revolutionary plumbing of vascular plants
2
The giant swamp forests of the Carboniferous
3
The double life of fern reproduction
4
Fiddleheads and the art of unrolling
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Chapter 3
Cycads and the dinosaur era
1
The woody survivors of the Mesozoic
2
Heavy armor and toxic chemical defenses
3
The bizarre world of giant cones
4
A mutual friendship with nitrogen-fixing bacteria
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Chapter 4
Ancient plants in our modern world
1
The black-market threat of cycad poaching
2
The biological filter of aquatic ferns
3
Mosses as natural pollution sensors
4
Living fossils holding secrets of survival
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YOUR GOAL
Master of The oldest plant lineages
