Chapter 1
How succulents drink and breathe
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Chapter 2
Cacti of the Americas
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Chapter 3
Old World succulent wonders
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Chapter 4
Humans and the succulent world
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YOUR GOAL
Master of Desert survival masters
Ch 2 · Cacti of the Americas
artiteacher Cacti of the Americas
Accordion pleats! Accordion pleats! Swell up, swell up! Watch me hold the rain!
Fun Fact
Saguaro age: A wild saguaro cactus grows so slowly that it takes up to 75 years just to sprout its first arm.
Glossary
cactus (noun)
A succulent plant with a thick fleshy stem that typically bears spines and lacks leaves. Except for the mistletoe cactus, every species in this family is native to the Americas.
A succulent plant with a thick fleshy stem that typically bears spines and lacks leaves. Except for the mistletoe cactus, every species in this family is native to the Americas.
Quiz
How long does it typically take for a wild giant saguaro cactus to grow its very first arm?
Quiz
What is the traditional Spanish name for the edible, bright red fruit of the prickly pear cactus?
Quiz
How do high-altitude cacti in the Andes Mountains protect themselves from freezing temperatures?
Quiz
What are the flat, leaf-like pads of a prickly pear cactus actually classified as?