How the Plant Produces Seed . hose of the flowers that are wind-pollinated,notable differences are seen at once. The wind-pollinated flowers are rela-tively inconspicuous; they have small petals or even none, and no decidedodor, and produce little or no nectar. The insect-pollinated flowers, onthe other hand, usually have very showy corollas and decided odors, andin addition produce a much greater amount of nectar than do the wind-pollinated flowers. Evidently there is a definite connection betweenthese characters and insect pollination. The insect has an amazinglykeen sense of smell, and as i
How the Plant Produces Seed . hose of the flowers that are wind-pollinated,notable differences are seen at once. The wind-pollinated flowers are rela-tively inconspicuous; they have small petals or even none, and no decidedodor, and produce little or no nectar. The insect-pollinated flowers, onthe other hand, usually have very showy corollas and decided odors, andin addition produce a much greater amount of nectar than do the wind-pollinated flowers. Evidently there is a definite connection betweenthese characters and insect pollination. The insect has an amazinglykeen sense of smell, and as it flies about searching for food it catchesthe odor of flowers on the breeze and is at once attracted to the flower,which contains food in the form of nectar and pollen. As the insectdraws near the flower, the showy corolla attracts it to the proper insect is thus aided in its work of food gathering, and, since thearrangement of the flower parts is commonly such that the insect cannot How the Plant Produces Seed 269.
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