Nuisances
III: Barberry
VIII: Dogbane
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VI: Horsetail
You can only rid your yard of horsetail on opposite day.
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VIII: Vetch
The two types of vetch people in the world.
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VIII: Hemlock
The poison propaganda of Jacques-Louis David.
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IV: Knotgrass
There was an old lady who swallowed a fungus.
III: Quackgrass
This weed is the ultimate meme.
VII: Lichen
Symbiotic partnership or toxic relationship?
II: Moss
Where are the glacier mice going?
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I: Spurge Laurel
VIII: Ivy
How Operation Ivy fulfilled Oppenheimer's fears.