. A manual of poisonous plants, chiefly of eastern North America, with brief notes on economic and medicinal plants, and numerous illustrations. Poisonous plants. ° 00° ^ - f,'°"0 00°°. Fig. 96.—Normal ovary of rye. Fig. 2—Same invaded by Qaviceps. Fig. 3—Cross-seC' tion of ovary showing mycelium and spores of sphacelial stage. The round bodies are summer spores. Fig. A—Sclerotium stage. Fig. 5—Sclerotium stage. Fig. 6—General view in sphacelial stage. Fig. 7—Development of ergot in spring. Fig. 8—Cross-section of globular head showing fiask shaped perithecia. Fig. 9—Asci. A single perith
. A manual of poisonous plants, chiefly of eastern North America, with brief notes on economic and medicinal plants, and numerous illustrations. Poisonous plants. ° 00° ^ - f,'°"0 00°°. Fig. 96.—Normal ovary of rye. Fig. 2—Same invaded by Qaviceps. Fig. 3—Cross-seC' tion of ovary showing mycelium and spores of sphacelial stage. The round bodies are summer spores. Fig. A—Sclerotium stage. Fig. 5—Sclerotium stage. Fig. 6—General view in sphacelial stage. Fig. 7—Development of ergot in spring. Fig. 8—Cross-section of globular head showing fiask shaped perithecia. Fig. 9—Asci. A single perithecium show- ing elongated bodies in the center. Fig. 10—^A single ascus with filiform ascospores pro- truding. These spores (reproductive bodies) germinate and infect the young ovary of rye. After Tulasne. U. S. Dept. 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 Pammel, L. H. (Louis Hermann), 1862-1931. Cedar Rapids, Ia. , The Torch Press
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