The Power of movement in plantsD. Appleton, 1895 - 592 pages |
Common terms and phrases
apex apheliotropic apogeotropism arched basal bean became bend beneath the horizon blade bowed Brassica oleracea Cassia cause caustic cauterised circum circumnutating movement close coty cotyl course curvature curved damp darkness deflected described dicotyledonous direction diurnal position ellipses epicotyl exposed figure following morning geotropism glass filament ground growing growth heliotropic horizontal glass hypocotyl hypogean illuminated inch in length inches in height inclined lateral light leaf leaves ledons Leguminosa magnified manner ment Mimosa pudica modified circumnutation move nearly nocturnal nutation nyctitropic movements observed original scale Oxalis peduncle perpendicular petiole Phalaris plumule position pulvinus radicles right angles rise rose Sachs seed seed-coats seedlings sensitive shellac shoot shown side sink sleep slightly species squares of card stem stolon stood straight summit temperature terminal leaflet tips traced Trifolium tropism upper surfaces upright upwards vertical glass Vicia faba whilst Würzburg young leaf young plant zigzag zigzag line
Popular passages
Page 592 - Days out of Doors* is a series of sketches of animal life by Charles C. Abbott, a naturalist whose graceful writings have entertained and instructed the public before now. The essays and narratives in this book are grouped in twelve chapters, named after the months of the year. Under 'January...
Page 592 - OUTINGS AT ODD TIMES. By CHARLES C. ABBOTT, author of " Days out of Doors " and " A Naturalist's Rambles about Home." i6mo. Cloth, gilt top, $1.25. " A charming little volume, literally alone with Nature, for it discusses seasons and the fields, birds, etc., with the loving freedom of a naturalist born.
Page 570 - With plants an astonishingly small stimulus suffices ; and even with allied plants one may be highly sensitive to the slightest continued pressure, and another highly sensitive to a slight momentary touch. The habit of moving at certain periods is inherited both by plants and animals ; and several other points of similitude have been specified. But the most striking resemblance is the localization of their sensitiveness, and the transmission of an influence from the excited part to another, which...
Page 200 - 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 any difference in the hardness of the soil, and he will turn from that side ; if the earth is damper on one than on the other side, he will turn thitherward as a better hunting-ground. Nevertheless, after each interruption, guided by the sense of gravity,...