APETALOUS EXOGENS—COROLLA USUALLY WANTING.
Phylolacca decandra. Poke-weed, pigeonberry, (p.) This stoutnative is everywhere frequent in rich soil. The turions, or tender radical shoots, in the spring of the year afford a popular suhstitute for those of asparagus; never theless, the plant is regarded and treated as a weed by all neat farmers.
Chenopodlum album. Lamb's Quarter. goose-foot, (a.) This coarse and rather homely weed has become common and quite troublesome in gardens. .
Amaranthus hybriclus. Pig-weed, (a.) A repulsive looking weed, au annoyance in gardens and cultivated lots in the latter part of summer. If permitted to mature its seed it soon becomes very abundant.
Amaranaus albus White Amaranth, (a.) Another coarse weed in the of the Middle States. Al thongh supposed by some to be a native of Pennsylvania, it has a foreign habit and appearance, and ptobably came from tropical America.
Amarantus spinosus. Thorny Amaranth, (a.) This odious. bushy weed, supposed to be a native of tropical America is common in uofrecmented stieets mid outskirts of our seaport towne, and is a vile nuisance wherever it appears. It can not be too sedulously guarded against. Hoeing on its first appearance is often effectual for its destructicre.
Polygonum Pennsylvanicum. Knot-weed, (a.) A com mon worthless weed on road sides and in waste places about neglected farm-houaes.
Polygonum pucicaria. Lady'a Thumb, spotted knot weed, (a.) Resembles the preceding, and rather srnaller, bnt equally worthless wherever introduced.
Polygonum hydropiper. Water Pepper, smart-weed, a.) A nateralized weed as worthless as most of the species are, thongh this is even more obnoxious than the preceding, being a highly acrid plant, aud sometimes causing obsti nate ulcerative inflammation when incautiously applied to the skin.
Polygonum sagittalum. Arrow:leaved Tear-thumb, (a.) Mowers and haymakers are apt to be fatniliar with this annoying native weed in the second crop of swampy meao owe. Another kindred species; viz: Parifolium, or Halbert-leaved Tear-thumb, is an accompanying and equally obnoxious weed. Ditching and draining are the remedies for the evil. Several other Polygonums occur, equally worthless, but rather less offensive Rumex crispus. Sour Dock, corled dock, (p.) An un sightly and objectionable foreign weed, too extensively known.
Rumen obtusifoiius. Bitter Dock, broad-leaved dock, (p.) his foreign epecies is now more objectionable than the preceding, but it is not quite so prevalent. There is also a little foreign epccies, well known for its acidity, the R. acetosella, Field or Sheep Sorrel, (p.,) often so abundant as to be a n iisance oil the farm. Improving the land, especially hy adequate dressing of lirne, is believed to be the best mode of expelling this and many other obnoxious weeds.
Euphorbict hyperirifolia. Eye-bright, @purge, (a.) This is a common weed in dry pasture fields, especially in thin lush sandy soils, and has heen suspected (how justly has not been determined) as the cause of the disagreeable salvation or slobbering with which horses are stnaetimes affected in the latter pint of summer. There 19 another natty, prostrate, hunching little species, E. maculata, often abundant in Indian cornfields and other cultivated grounds.
Urtica dioica. Netlle, stinging nettle, lp ) An exotic rather frequent in waste places about farm houses, well known to those who have come in contact with them.