. The Indiana weed book. Weeds. WEEDS- OP THE BELL-FLOWER FAMILY. 141-. ovate, clasping the stem. Flowers solitary or 2-3 together in the axils of the upper leaves; corolla wheel-shaped, blue or violet, 4 inch or rnoije broad; stamens 5, separate. Capsule oblong, opening just below the middle. (Fig. 102.) Common in dry or sandy rather poor soil in southern Indiana; infre- quent northward. May-Sept. It oc- curs mostly in grain fields, thinly seeded meadows and waste places, the flowers closing by noon or mid- afternoon. Those on the lower part of the stem are usually rudimentary, without coroll
. The Indiana weed book. Weeds. WEEDS- OP THE BELL-FLOWER FAMILY. 141-. ovate, clasping the stem. Flowers solitary or 2-3 together in the axils of the upper leaves; corolla wheel-shaped, blue or violet, 4 inch or rnoije broad; stamens 5, separate. Capsule oblong, opening just below the middle. (Fig. 102.) Common in dry or sandy rather poor soil in southern Indiana; infre- quent northward. May-Sept. It oc- curs mostly in grain fields, thinly seeded meadows and waste places, the flowers closing by noon or mid- afternoon. Those on the lower part of the stem are usually rudimentary, without corolla. The, name was first given to a European species because of some fancied resemblance to an old- fashioned round mirror. Remedies: increased fertilization; pulling or Kg. 102. Showing 2 forms of flowers and sin- pnttinp' hpfrvrp trip wpprla T»inen BIe fruit. â (After Britton>d Brown.) Liming UUOie Uie Seeds ripen. 106. Lobelia syphilitica L. Great Lobelia. (P. N. 3.) Erect, simple, rather stout, somewhat hairy, 1-3 feet high; leaves thin, numerous, oblong or oval, pointed, 2-6 inches long. Flowers in a dense, leafy bracted, loose spike, showy, bright blue, rarely white, 1 inch long; corolla 2-lipped, split to the base on one side, the upper lip with 2 erect lobes, the lower spreading and 3-cleft; anthers united into a tube or ring. Capsule 2-valved, opening at the top. Common in low moist grounds along ditches and borders of marshes, streams and thickets. July-Sept. Except in color its flowers are similar to but stouter than those of the cardinal-flower. A striking and handsome member of our late summer flora, and occupying for the most part only waste ground, it is doubtful if it should be classed as a ; It spreads both by seeds and offshoots from the base of the stem and may be controlled by mowing several times for one season or by grubbing. 107. Lobelia inflata L. Indian Tobacco. Asthma Weed. (A. N. 3.) Stem erect, leafy, usually much branched, 1-2 feet hi
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectweeds, bookyear1912
