. Elements of botany. Botany; Botany. 210 ELEMENTS OF BOTANY. cient to insure the safety of the plants which have developed them. But in desert or semi-desert regions the extreme scarcity of plant life exposes the few plants that occur there to the attacks of all the herbivorous animals that may encounter them. Accordingly, great numbers of desert. Fig. 189. — Stinging Hairs and Cutting Leaves. (All muoli magnified.) 3, stinging hairs on leaf of nettle ; 6, bristle of the hngloss ; 7, barbed margin of a leaf of sedge ; 8, barbed margin of a leaf of grass. plants are characterized by nauseating
. Elements of botany. Botany; Botany. 210 ELEMENTS OF BOTANY. cient to insure the safety of the plants which have developed them. But in desert or semi-desert regions the extreme scarcity of plant life exposes the few plants that occur there to the attacks of all the herbivorous animals that may encounter them. Accordingly, great numbers of desert. Fig. 189. — Stinging Hairs and Cutting Leaves. (All muoli magnified.) 3, stinging hairs on leaf of nettle ; 6, bristle of the hngloss ; 7, barbed margin of a leaf of sedge ; 8, barbed margin of a leaf of grass. plants are characterized by nauseating or poisonous quali- ties or by the presence of astonishingly developed thorns, while some combine both of these means of defense. 254. Importance of Adaptiveness in Plants. — It may be inferred from the preceding sections that a premium is set. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Bergen, Joseph Y. (Joseph Young), 1851-1917. Boston, Ginn
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectbotany, bookyear1896
