. Cyclopedia of American horticulture : comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening; Horticulture; Horticulture; Horticulture. 1777. Root system of squash plantlet showiner adher- ence of soil particles. PHYSIOLOGY ment. In the broader sense of the term, physiology is a study of this living, sensitive, adaptable, reproductive plant. Every living process and every change produced by season or o
. Cyclopedia of American horticulture : comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening; Horticulture; Horticulture; Horticulture. 1777. Root system of squash plantlet showiner adher- ence of soil particles. PHYSIOLOGY ment. In the broader sense of the term, physiology is a study of this living, sensitive, adaptable, reproductive plant. Every living process and every change produced by season or other condition has its charm and interest if the underlying principles are understood. A knowledge-. 1778. C of rootlet showine root-hairs of these broadens the sympathies for the general ob- server of plants and gives the reflective cultivator a truer appreciation of the buoyant living organism with which he deals. The Functions of Organs J>, stem, leaf and flower are definite organs or parts of the common cultivated plant, and as distinct organs each of these has definite plivsiological functions, more or less pecu- liar to itself. Tlie of the soil, bog, water, or epi- phytic plant liu- ill c-ase peculiarities and modifica- tions of stnirtiin . i„)inittiiig it to do best the slightly differing funriiMii^ «lii'li each is called upon to per- form. In till- wav there are variations in the re- parts in their relations to external conditions. Desert vegetation consists generally of very curiously modified plants. There are, in general, wonderfully thickened and reduced green stems. Many of these plants tide the plant over long periods of drought. Except in the novel interest afforded, these modifications are more or less meaningless unless it is remembered that here physiological conditions have been seriously modi- fled, and the plants have met their needs in the most serious way. As compared with other vegetation, struct- ure has here been viol
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