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Glossar Y: Root

Root, n. The part of a plant that usually grows down into the soil, fixing the plant and absorbing nutriment.

Root cap, n. The hard cap which covers and protects the growing tip of a root.

Root hairs, n. The fine filaments growing from the skin of young roots that absorb the nutriment for plants.

Rubythroat, n. The name of the North American humming bird, so called because of the bright red feathers on its throat. S.

Salamander, n. A kind of lizard, formerly supposed to be able to live in the fire.

Salt, n. One of the most important substances in the world. It is necessary to the existence of animals and is one of the constituents of many plants. GLOSSARY.

Sap, n. The juice of plants. It is to them what the blood is to animals.

Saturn, n. In classical mythology, the father of Jupiter. Scales, n. A.-S. scealu, a scale, husk; in botany, a small, rudimentary leaf, scale-like in form. Scales cover the leaf buds and sometimes the flower buds; they also constitute some bulbs .

Scape, n. L. scapus, shaft, stalk; the long, leafless peduncle which starts from the ground and bears flowers at the top, as in the hyacinth.

Sceptre, n. L. sceptrum, a staff to lean on; a sceptre; a staff of office; the staff of kingship.

Secrete, v. L. secernere, to separate; to form from the materials of the sap or the blood a new substance. The organ that secretes is called a gland.

Secundus, n. L. secundus, second; the name given in this book to a suppositional plant.