. Elements of botany. Plants. 176 ELEMENTS OF BOTANY. rain. Sometimes the flower both changes its position and closes, as is the case with the herb Robert and the sweet scabious, Fig. 158. The adaptations of flowers to protect their pollen from being wetted can best be made out by actually examining the same flower in sunshine and during I II III IV Fig. 158. — Protection of Pollen from Moisture. I, herb Robert in sunny weather ; II, sweet scabious in sunny weather; III, sweet scabious during rain ; IV, herb Eobert during rain. 213. Detailecl Studj/ of Flowers. — Now that the student ha
. Elements of botany. Plants. 176 ELEMENTS OF BOTANY. rain. Sometimes the flower both changes its position and closes, as is the case with the herb Robert and the sweet scabious, Fig. 158. The adaptations of flowers to protect their pollen from being wetted can best be made out by actually examining the same flower in sunshine and during I II III IV Fig. 158. — Protection of Pollen from Moisture. I, herb Robert in sunny weather ; II, sweet scabious in sunny weather; III, sweet scabious during rain ; IV, herb Eobert during rain. 213. Detailecl Studj/ of Flowers. — Now that the student has learned something of the adaptations of flowers to insect-visitors, he is able to carry on such studies as those of Chapter XV in more detail. After makms; a careful examination of the flower as a whole and of its parts,. 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; Bergen, Joseph Y. (Joseph Young), 1851-1917. Bergen's Botany: key and flora, Pacific coast ed. Boston : Ginn
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectplants, bookyear1896
