...distinct character, and one which would prove of considerable service to the plant. As Mr. Darwin says : " The direction which the apex takes at each successive...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...

...perpendicularly into the ground. By continually moving his head from side to side, orcircumnutating, he will feel any stone or other obstacle, as well...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...

...all reside in the tip, and why the tip determines the upper growing part to bend either to or from the exciting cause. A radicle may be compared with...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...

...ground. By continually moving his head from side to side, or circum nutating, he will feel any utonc 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, ns far as its functions...

...experiments upon radicles. Both passages are from the " Power of Movement in Plants," 1880 : — " We see that the course followed by a root through...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...

...growth of a mot ultimately determines its whole course ; it is therefore highly important that the upex should pursue from the first the most advantageous...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...

...tip determines the upper growing part to hend cither from or to the exciting cause. A radicle may 1w compared with a burrowing animal such as a mole, which...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...

...radicle may be compared with a burrowing animal such as a mole, which wishes to penetrate perpendienlarly down into the ground. By continually moving his head...his downward course and to burrow to a greater depth " (p. 199). "We believe that there is no stru.-ture in plants more wonderful, as far as its functions...

...perjiendicularly down into the ground. By continually moving his head from side to side, or eircunmutating, hi> will feel any stone or other obstacle, as well as...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...

...difference in the hardness of the soil, and he will turn from that side ; if the earth is damper on ons than on the other side, he will turn thitherward as...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...