. A manual of weeds : with descriptions of all the most pernicious and troublesome plants in the United States and Canada, their habits of growth and distribution, with methods of control . Weeds. SOLANACEAE (NIGHTSHADE FAMILY) BIZ inches long and half as wide, obtuse, coarsely toothed on the outer half but entire where they taper abruptly to the short, grooved petiole. Flowers solitary on terminal and axillary pedun- cles, large, the corollas bell- shaped, pale blue or sometimes white with purple throats, nearly two inches in length, the lips scarcely at all lobed and flaring to about the sam
. A manual of weeds : with descriptions of all the most pernicious and troublesome plants in the United States and Canada, their habits of growth and distribution, with methods of control . Weeds. SOLANACEAE (NIGHTSHADE FAMILY) BIZ inches long and half as wide, obtuse, coarsely toothed on the outer half but entire where they taper abruptly to the short, grooved petiole. Flowers solitary on terminal and axillary pedun- cles, large, the corollas bell- shaped, pale blue or sometimes white with purple throats, nearly two inches in length, the lips scarcely at all lobed and flaring to about the same in width; stamens five, in- serted on the corolla near its base, the filaments short, di- lated and hairy at base; style slender with three to five- parted stigma and ovary with three to five — mostly five—- cells; calyx at first small, composed of five joined seg- ments, blunt arrowshaped, with conspicuous, backward- turned, acute auricles at base; these are beautifully net- veined, and enlarge so greatly as to quite enfold and conceal the fruit, which is a dry-seeded, inedible berry, about a half-inch in diameter. (Fig. 259.). Fig. 259. —Apple of Peru Physalodes). X J. (Nicandra Means of control Prevent seed formation by close cutting or hand-pulling while the plant is in early bloom. BLACK HENBANE Hyoscyamus niger, L. Other English names: Fetid Nightshade, Insane Root, Hog's Bean. Introduced. Annual or biennial. Propagates by seeds. Time of bloom: June to September. Seed-time: July to 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 Georgia, Ada Eljiva, 1859-1921. New York : Macmillan
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License: Licensed
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectweeds, bookyear1919
