By James D. Mauseth
This booklet offers the tales of 3 avid box biologists who over the process 15 years usually traveled jointly looking for cacti in Bolivia, Peru, and Argentina. The conversational sort of this travelogue permits us to proportion within the authors' pleasure as they come upon vegetation that experience infrequently, if ever, been written approximately. approximately 195 extraordinary colour images accompany the bright descriptions of surprising cacti becoming along non-succulent vegetation, at altitudes of 8000 toes or more-and even in rainforests! A Cactus Odyssey will curiosity gardeners, tourists, and conservationists from worldwide who desire to study extra approximately those impossible to resist vegetation, and it's the wish of the authors that this ebook will encourage others to adopt their very own cactus odyssey.
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Extra info for A Cactus Odyssey: Journeys in the Wilds of Bolivia, Peru, and Argentina
Although most big rivers drain into the Atlantic Ocean—the Mississippi, Rio Grande, Amazon, Río de la Plata, Danube, and Nile—it is the Pacific Ocean that provides most of the water that makes the clouds that produce the rain that falls into these rivers and then ends up in the Atlantic. It is as if there is a giant pump moving water from the Pacific to the Atlantic. Central America blocks an easy return of water to the Pacific, so the water must squeeze between Patagonia and Antarctica at the tip of South America, where it becomes frigidly cold.
Individuals of M. kroenleinii can be found in sites ranging from full sun to heavy shade, although plants in shade often appear not to be thriving—they are narrower, paler, and have thinner, weaker spines compared to plants growing in full sun. It would not be surprising to find that plants in shade produce fewer flowers, fruits, and seeds than those lucky enough to be in sunnier microhabitats. On the other hand, cacti in the gen- Cacti in t h e Forest’s Shade 43 This specimen of Monvillea cavendishii snakes along the ground.
All three subfamilies occur on both continents, so there must have been at least three migrations northward. There are still many gaps in our knowledge of cactus evolution, and most concern South American cacti. ECOLOGY: WHERE CACTI LIVE Throughout the Americas, cacti live in just about every type of habitat— grasslands, rainforests, cold mountaintops, sea shores—but of course deserts are the most typical and common habitat. 5 cm) of rain per year. 5 cm)? The two areas have such totally different vegetation that no one would ever confuse them.
A Cactus Odyssey: Journeys in the Wilds of Bolivia, Peru, and Argentina by James D. Mauseth