 A radicle may 1w compared with a burrowing animal such as a mole, which wishes to penetrate perpendicularly down into the ground. By continually moving his head from side to side, or circumnutating, he will feel any stone or other obstacle, as well as...  The Power of movement in plants - Page 200by Charles Darwin - 1895 - 592 pagesFull view - About this book
 | Mordecai Cubitt Cooke - Botany - 1881 - 484 pages
...ground. By continually moving his head from side to side, or circumnutating, he will feel any stone or other obstacle, as well as any difference in the...recover his downward course, and to burrow to a greater depth."1 From seedlings we are led to mature plants, and here again we encounter systematic rotatory... | |
 | 1882 - 880 pages
...ground. By continually moving his head from side to side, orcircumnutating, he will feel any stone or other obstacle, as well as any difference in the...the other side, he will turn thitherward as a better hunting ground. Nevertheless, after each interruption, guided by a sense of gravity, he will be able... | |
 | Maxwell Tylden Masters - Agriculture - 1883 - 170 pages
...ground. By continually moving his head from side to side, or circumnutating, he will feel any stone or other obstacle, as well as any difference in the...damper on one than on the other side, he will turn thither as to better hunting ground. Nevertheless, after each interruption, guided by the sense of... | |
 | George Lincoln Goodale - Phanerogams - 1885 - 572 pages
...ground. By continually moving his head from side to side, or circumnutating, he will feel any stone or other obstacle, as well as any difference in the...his downward course and to burrow to a greater depth " (p. 199). "We believe that there is no structure in plants more wonderful, as far as its functions... | |
 | George Lincoln Goodale - Botany - 1885 - 576 pages
...ground. Hy continually moving his head from side to side, or circumnutating, he will feel any stone or other obstacle, as well as any difference in the...his downward course and to burrow to a greater depth " (p. 1!W). "We believe that there is no structure in plants more wonderful, as far as its functions... | |
 | George Lincoln Goodale - Botany - 1885 - 578 pages
...circumuutating, he will feel any stone or other obstacle, as well as any difference in the hardneS3 of the soil, and he will turn from that side ; if...his downward course and to burrow to a greater depth " (p. 19fi). " We believe that there is no structure in plants more wonderful, ns far «s its functions... | |
 | Maxwell Tylden Masters - Plant physiology - 1885 - 144 pages
...the ground. By continually moving his head from side to side, or circumnutating, he feels any stone or other obstacle, as well as any difference in the...damper on one than on the other side, he will turn thither as to better hunting ground. Nevertheless, after each interruption, guided by the sense of... | |
 | George Lincoln Goodale - Botany - 1885 - 594 pages
...circumnutating, he will feel any .-.tone or other obstacle, as well as any difference in the liardnesj of the soil, and he will turn from that side ; if...the other side, he will turn thitherward as a better bunting-ground. Nevertheless, after each interruption, guided by the sense of gravity, he will be able... | |
 | George Lincoln Goodale - Botany - 1885 - 572 pages
...ground. By continually moving his head from side to side, or circunmutatmg, he will feel any atone or other obstacle, as well as any difference in the...will turn from that side ; if the earth is damper on ons than on the other side, he will turn thitherward as a better hunting-ground. Nevertheless, after... | |
 | George Lincoln Goodale - Botany - 1885 - 572 pages
...ground. By continually moving his head fit.m side to side, or circuninutatinp, he will feel any atone or other obstacle, as well as any difference in the hardness of the soil, and he will turu- from that side ; if the earth is damper on one than on the other side, he will turu thitherward... | |
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