. A manual of poisonous plants, chiefly of eastern North America, with brief notes on economic and medicinal plants, and numerous illustrations. Poisonous plants. 494 MANUAL OF POISONOUS PLANTS. Fig. 256c. False Flax {Cainel- ina sativa). Seeds become mucilag- inous on addition of water. (After Hochstein). Fig. 257. Small Pepper-grass iLepidium apetalum). Causes sinapism, (Charlotte M. King.) Lepidium virginicum L. Large Pepper Grass Pod circular or oval with a little notch at the upper end; seeds light brown, elongated, with a prominent ridge on one side, on the addition of water they become
. A manual of poisonous plants, chiefly of eastern North America, with brief notes on economic and medicinal plants, and numerous illustrations. Poisonous plants. 494 MANUAL OF POISONOUS PLANTS. Fig. 256c. False Flax {Cainel- ina sativa). Seeds become mucilag- inous on addition of water. (After Hochstein). Fig. 257. Small Pepper-grass iLepidium apetalum). Causes sinapism, (Charlotte M. King.) Lepidium virginicum L. Large Pepper Grass Pod circular or oval with a little notch at the upper end; seeds light brown, elongated, with a prominent ridge on one side, on the addition of water they become mucilaginous; cotyledons accumbent. Lepidium apetalum Willd. Small Pepper Grass Seeds light brown, elongated, with a prominent ridge on one side. Seeds become mucilaginous when moistened with water. Cotyledons incumbent. Distribution. In nearly all parts of the United States. Poisonous properties. Pepper grass produces counter-irritation. 7. Thlaspi L. Field Pennycress Low plants with undivided root leaves, stem leaves arrow-shaped and clasp- ing/ flowers small, whitish or purplish; pod orbicular, obovate or obcordate; seeds 2-8 in each cell; cotyledons, 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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