. Foundations of Botany. Botany. HOW PLANTS ARE SCATTERED 383 Why do bur-bearing plants often carry their fruit until late winter or early spring? What reason can be given for the fact that the burdock, the cocklebur, the beggar's-ticks, the hound's-tongue, and many other common burs, are among the most persistent of weeds ? 453. Uses of Stone Fruits and of Fleshy Fruits to the Plant. — Besides the dry fruits, of which some of the principal kinds have been mentioned, there are many kinds. Fig. 272 A, sticktiglits ; B, sticktights, two segments, magnified ; C, burdock ; D, cockleburs. of stone
. Foundations of Botany. Botany. HOW PLANTS ARE SCATTERED 383 Why do bur-bearing plants often carry their fruit until late winter or early spring? What reason can be given for the fact that the burdock, the cocklebur, the beggar's-ticks, the hound's-tongue, and many other common burs, are among the most persistent of weeds ? 453. Uses of Stone Fruits and of Fleshy Fruits to the Plant. — Besides the dry fruits, of which some of the principal kinds have been mentioned, there are many kinds. Fig. 272 A, sticktiglits ; B, sticktights, two segments, magnified ; C, burdock ; D, cockleburs. of stone fruits and other fleshy fruits (Sects. 242-247). Of these the great majority are eatable by man or some of the lower animals, and oftentimes the amount of sugar and other food material which they contain is very con- siderable. It is a well-recognized principle of botany, and. 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 Bergen, Joseph Y. (Joseph Young), 1851-1917. Boston, Ginn & company
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