Word: bracken
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...their lives to studying the plant, the Tryons have traced it to some of the globe's more exotic regions and in the process have classified and experimented with many of the estimated 15,000 types, ranging from the 80-foot-high fern tree to the "deadly" one-inch bracken...
...example, recent studies have determined that one type of fern, bracken, a popular Japanese food, may cause stomach cancer...
Moreover, bracken has in several global regions devastated croplands and pastures, thereby endangering livestock that eat the fern. Yet even weed killing sprays can not eliminate the stubborn plant, and in Scotland alone, the bracken has monopolized more than 400,000 acres of cleared land...
...similar case land in Peru cleared for tea crops immediately fell victim to the green menace, Rolla Tryon says. During World War 11, he adds, the ubiquitous bracken quickly sprang up in bomb craters throughout England...
...blowdown area. Though fish are unlikely to be seen in Spirit Lake for years, bacteria and algae have colonized the lakes to become the first link in a developing food chain. The insect population was heavily damaged, but scientists are now finding ladybugs feeding on the sap of green bracken ferns, which are emerging from the ash, and armies of black ants at work in a dried mud-flow. Honey bees are hard at it among the new blossoms...