. The fern allies of North America north of Mexico. Pteridophyta; Botany. THE HORSETAILS. 6i. the soil, perliaps because the overlying water makes it unnecessary by keeping out the frost. As the aerial stems rise through the mud, they send out roots from the joints, and it is pro- bable that if the entire stem was buried in the mud it would promptly take up the offices of a rootstock. Branches of the rootstock sometimes produce tubers which are de- scribed as " about the size of a nutmeg, but shaped like a ; SECTION OF STEM. ^^""^^ =^ '^"^^'^ '^^^^ ^eeo foun


. The fern allies of North America north of Mexico. Pteridophyta; Botany. THE HORSETAILS. 6i. the soil, perliaps because the overlying water makes it unnecessary by keeping out the frost. As the aerial stems rise through the mud, they send out roots from the joints, and it is pro- bable that if the entire stem was buried in the mud it would promptly take up the offices of a rootstock. Branches of the rootstock sometimes produce tubers which are de- scribed as " about the size of a nutmeg, but shaped like a ; SECTION OF STEM. ^^""^^ =^ '^"^^'^ '^^^^ ^eeo found on a single branch. This species has very little silica in its outer coat and is one of the smoothest of the equisetums. It is readily â eaten bj' cattle, and is said to be fed to cows in Sweden to increase the flow of milk. In Lapland, reindeer eat it even when dried, though they will not touch hay, and Linnaeus recommended that it be gathered and preserved with reindeer-moss for winter use. When abundant it is occasionally cut for hay in America. According to Haller, the Romans were accustomed to eat it. Musk- rats are very fond of the young stems and often work much havoc among them just as they are pushing up to the surface of the water. The water horsetail extends from Virginia, Kansas, and Washington to the far North, being not uncommon in the northern United States, though not always present in what appear to be favourable 4ocations for it. While it prefers to grow in several inches of water and is com- monly found in the quiet reaches of shallow, slow- moving streams or on the margins of lakes and ponds, it. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Clute, Willard Nelson, b. 1869. New York, F. A. Stokes


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Keywords: ., bookcentury1900, bookdecade1900, booksubjectbotany, bookyear1905