. Minnesota plant diseases. Plant diseases. 32 Minnesota Plant Diseases. the fly on panes of window glass in the autumn. A very com- mon dung-inhabiting mold has also an explosive Fic. 14.—Various explosive apparatuses for distributing spores. 1. Sac fungus—spores are blown out of the sac when the lid is also blown out. 2. A black mold—the whole top of the spore case with spores is blown off; on right unopened case—on left, case is being blown off. 3. Sphere-throwing puff-ball—showing a longitudinal section with the spore mass ready to be thrown out. 4. The spore mass is ejected by
. Minnesota plant diseases. Plant diseases. 32 Minnesota Plant Diseases. the fly on panes of window glass in the autumn. A very com- mon dung-inhabiting mold has also an explosive Fic. 14.—Various explosive apparatuses for distributing spores. 1. Sac fungus—spores are blown out of the sac when the lid is also blown out. 2. A black mold—the whole top of the spore case with spores is blown off; on right unopened case—on left, case is being blown off. 3. Sphere-throwing puff-ball—showing a longitudinal section with the spore mass ready to be thrown out. 4. The spore mass is ejected by the inversion of the fruiting-body coats. 5. The fly cholera fungus (an insect mold). To the right a spore has been snapped off with a small surrounding mass of sticky fluid which serves to fasten the spore to another insect. 1, after Engler and Prantl; 2, 3, 4 and 5, after Zopf. This fungus forms numerous spores in a case on the end of a fungus thread. The thread just beneath is much swollen and under pressure, until at the ripening of the spores the whole. 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 Freeman, Edward Monroe, 1875-. Saint Paul, Minn.
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectplantdi, bookyear1905
