. Elementary biology; an introduction to the science of life. Biology. CHAPTER LXI ALTERNATION OF GENERATIONS 373. Life history of a moss. In the moss plants, the individuals that we ordinarily have in mind when we speak of 7noss bear at the end of a leafy stem a group of sexual organs. Some individuals carry egg- producing organs; others bear sperm-producing organs (see Fig. 148).. mm m Fig. 14S. Reproduction in moss <7, a leafy moss plant {Hypuwn molltiscitm); b, section cut lengthwise through tip of one of the branches, showing position of air/ies^onia, or egg-bearing organs ; c. single
. Elementary biology; an introduction to the science of life. Biology. CHAPTER LXI ALTERNATION OF GENERATIONS 373. Life history of a moss. In the moss plants, the individuals that we ordinarily have in mind when we speak of 7noss bear at the end of a leafy stem a group of sexual organs. Some individuals carry egg- producing organs; others bear sperm-producing organs (see Fig. 148).. mm m Fig. 14S. Reproduction in moss <7, a leafy moss plant {Hypuwn molltiscitm); b, section cut lengthwise through tip of one of the branches, showing position of air/ies^onia, or egg-bearing organs ; c. single arche- gomum, more highly magnified, showing single large egg cell ; d, enlarged view of anthcridium, or sperm-bearing organ, of Polyirichum foi-mosum, discharging sperm cells ; c, greatly magnified view of sperm cells; /, tip of leafy plant from the archegonium of which a spore plant has grown, showing stalk and spore capsule 320. 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 Gruenberg, Benjamin C. (Benjamin Charles), 1875-1965. Boston New York [etc. ] Ginn and company
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