. Botany for young people and common schools. How plants grow, a simple introduction to structural botany. With a popular flora, or an arrangement and description of common plants, both wild and cultivated. Botany. KINDS OF ROOTS. 35 and so make props or additional trunks. Growing in this way, there Is no limit to the extent of the branches, and a single Banyan will spread over several acres of ground and have hundreds of trunks all made from aerial roots. 86. Aerial Rootlets, or such roots on a small scale, are produced by several woody vines to climb by. Enghsh Ivy, our Poison Ivy, and Trump
. Botany for young people and common schools. How plants grow, a simple introduction to structural botany. With a popular flora, or an arrangement and description of common plants, both wild and cultivated. Botany. KINDS OF ROOTS. 35 and so make props or additional trunks. Growing in this way, there Is no limit to the extent of the branches, and a single Banyan will spread over several acres of ground and have hundreds of trunks all made from aerial roots. 86. Aerial Rootlets, or such roots on a small scale, are produced by several woody vines to climb by. Enghsh Ivy, our Poison Ivy, and Trumpet-Creeper are well- known cases of the sort. 87. Air-PIautS. Roots which never reach the ground are also produced by certain plants Avhose seeds, lodged upon the boughs or trunks of trees, high up in the air, grow there, and make an Epiphyte, as it is called (from two Greek words meaning a plant on a plant), or an Air-Plant. The latter name refers to the plant's getting its living altogether from the air; as it must, for it has no connection with the ground at any time. And if these plants can live on air, in this way, it is easy to understand that common vegetables get part of what they live on di- rectlv from the air. In warm countries there are many very handsome and curious air- plants of the Orchis family. A great number are culti- vated in hot-houses, merely fixed upon pieces of wood and hung up. They take no nourishment from the boughs of the tree they happen to grow upon. 88. FarasitiC Plants are tliose which strike their roots, or what answer to roots, into the bark or wood of the species they grow on, and feed upon its sap. The Mistletoe is a woody parasitic plant, which engi-afts itself when it springs from the seed upon the branches of Oaks, Hickories, or other trees. The Dodder is a com-. Air-plaiits of the Orcliis Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and ap
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