File:Farm weeds of Canada (1906) (14796128823).jpg

Identifier: farmweedsofcana00clar (find matches)
Title: Farm weeds of Canada
Year: 1906 (1900s)
Authors: Clark, George Harold, 1872- Fletcher, James, 1852-1908 Criddle, Norman Canada. Dept. of Agriculture
Subjects: Weeds Weeds Botany
Publisher: Ottawa : Published by direction of the Minister of Agriculture
Contributing Library: ASC - York University Libraries
Digitizing Sponsor: Ontario Council of University Libraries and Member Libraries

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on theedge of the feed where the two tips of the embryo meet, and has a low de-pression around it on both faces of the seed. Time of Flowering : July to September: seed ripe by August. Propagation : By seed. Orcurrence: In all crops. Thoroughly established in all the settled por-tions of the Dominion. Abundant in waste places around farm buildingsand in gardens. Widely spread by the seeds, which occur commonly in allcommercial seeds. Injury : A large weedy plant whi<h crowds crops and increases the labourof working land. Seeds common in tliose of grasses and clovers. Remedy: Can be controlled by shallow cultivation and hand-pulling. The TrMnLE Weed, Amarantus albus, L. Another Amaranth which isvery abundant throuphout the country, but particularly so in the West, isthe Tumble Weed, a bushy branched erect or procumbent annual weed withwhitish stems and small oval or spatulate leaves, in the axils of most ofwhich, on old plants, are small clusters of flowers or seeds. When mature. 80
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REDROOT PIGWEED I Amaranl-us rerroflexus./. these plants break off at the ground and are blown long distances by thewind, scattering their seeds as they go. The seeds are much like those ofthe Eed root Pigweed, and although averaging ruther smaller, about ^Vof an inch, cannot always be distinguished from them when found amongother crop seeds. Spreading Amaeanth, Amarantus blitoides, Watson. This species re-sembles the Tumble Weed very much, but has rather larger rounder leavenand prostrate diffusely branching rather fleshy stems, which form large matsattached by the central root. This is a native annual plant of the westernprairies, but is frequent along railways in the East, and the seeds are oftenfound in alfalfa, clover and grass seeds from the Western States. The seedscan be easily distinguished from those of the Tumble Weed by their largesize, t\ of an inch, which is nearly twice that of the other Rpepieo.Unless closely examined, the seeds of the Amaranths may sometimes be con-fu

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