. Introduction to botany. Botany. Dispersion of Fruits and Seeds. 213. Fig. 128. Seed pod of Trumpet Creeper broken open and winged seeds fallen out. Reduced. those seeds and fruits with out- growths in the form of sails or wings. In the case of elms, maples, Ailan- thus, etc. {a, d, n. Fig. 127), the border of the ovary grows out in the form of a membrane; and in the seeds of the Catalpa and trumpet creeper (Fig. 128) the walls of the seeds behave in a similar manner. One of the best devices to give buoyancy to hght seeds or fruits is an out- growth of hairs, such as is found on the fruits of
. Introduction to botany. Botany. Dispersion of Fruits and Seeds. 213. Fig. 128. Seed pod of Trumpet Creeper broken open and winged seeds fallen out. Reduced. those seeds and fruits with out- growths in the form of sails or wings. In the case of elms, maples, Ailan- thus, etc. {a, d, n. Fig. 127), the border of the ovary grows out in the form of a membrane; and in the seeds of the Catalpa and trumpet creeper (Fig. 128) the walls of the seeds behave in a similar manner. One of the best devices to give buoyancy to hght seeds or fruits is an out- growth of hairs, such as is found on the fruits of dandelion or Anemone, or on the seeds of the poplars, milk- weeds (Fig. 129), cotton of com- merce, etc. Fig. 129. In the cotton- wood iPopulus Seed pod of Asclepias comuii and escaping seeds. The . , tuft of hairs on each seed acts as a parachute. Reduced, ill 0 til I if e fa).. 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 Stevens, William Chase, 1861-. Boston, D. C. Heath & Co.
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectbotany, bookyear1902
