. The Indiana weed book. Weeds. WEEDS OP THE SPUBGE FAMILY. 93 dents, etc. June-Oet. The plant often forms a handsome circular mat covering some naked place on the bosom of earth. Remedies: hoe-cutting or pulling when the first blossoms appear; thorough cultivation; burning mature plants. â A closely allied but less common species is the hairy, spreading spurge (E. humistrata Eng.), which has the involucre split on one side, stem more hairy, leaves larger, more ovate and more numerous. Ei5. Euphorbia nutans Lag. Large or Upright Spotted Spurge. Stubble Spurge. (A. N. 2.) Stem ascending or erec
. The Indiana weed book. Weeds. WEEDS OP THE SPUBGE FAMILY. 93 dents, etc. June-Oet. The plant often forms a handsome circular mat covering some naked place on the bosom of earth. Remedies: hoe-cutting or pulling when the first blossoms appear; thorough cultivation; burning mature plants. â A closely allied but less common species is the hairy, spreading spurge (E. humistrata Eng.), which has the involucre split on one side, stem more hairy, leaves larger, more ovate and more numerous. Ei5. Euphorbia nutans Lag. Large or Upright Spotted Spurge. Stubble Spurge. (A. N. 2.) Stem ascending or erect with many side branches, reddish-green, 6-24 inches high; leaves opposite, ovate-oblong, often curved, unequally cut- toothed, often with reddish margins and a red blotch at center. Seeds blackish, oblong-oval, 1/16 inch long with blunt angles and cross ridges. Common in dry pastures, along banks, roadsides and waste places, and especially in sandy stubble-fields. May-Oct. It is sup- posed to be one of the causes of the salivation or> slobbering of horses, so often noted in late summer. The pods of it and allied species, when dry, burst with a snapping noise and project the seeds to a distance of several feet. Remedies the same as for the spotted spurge; also mowing or burning over stubble fields. 50. Euphorbia corollata L. Flowering Spurge. Whitertopped Spurge. (P. K. 2.) Erect, 1-3 feet high, branched above, bright green; leaves linear or oblong, the upper ones whorled, the others alternate. Flower stalks forked and arranged in an umbel at top of stem; involucres terminal, bearing 4 or 5 yellowish-green oblong glands and white petal-like bracts. Seeds gray, 1/10 inch long, slightly pitted. (Fig. 60.) Frequent in poor, dry soils, espe- cially along sandy banks and road- sides. May-Oct. When bruised it exudes a milky, poisonous juice. Spreads by long stout rootstocks as well as by seeds. Remedies: re- peated mowings before the seeds ripen; increased fertilization; thor- F
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectweeds, bookyear1912
