Weeds
Lycopus lucidus Turz. - Rough Bugleweed, Shiny Bugleweed
Systematic position.
Family Lamiaceaea, genus Lycopus.Biological group.
This is a perennial rhizome weed.Morphology and biology.
Stem straight, simple, glabrous, 30-100 cm tall; rhizome is creeping. Long white underground shoots are present. Leaves are glabrous or weakly covered with short rigid hairs. Leaves are shiny, almost coriaceous, with long pointed tips, with big sharp dents along margin. Blossoming occurs from mid-June. Growth of rhizomes varies depending on soil structure; in friable grounds the rhizome is thick and pulpy. Reproduction occurs by both seeds and rhizomes.Distribution.
This species is distributed throughout Eastern Siberia (Dauria), the Far East (Ussuri, Zeya-Bureya floristic areas, Sakhalin) and China.Ecology.
This is a plant of damp habitats, found in natural ecosystems. Also found on fallow lands, along roads, on waste grounds, in crops, and along banks of irrigation systems of rice plantations.Economic significance.
This is an abundant weed among crops of grain cultures, soya, and corn. The main agronomical control measure is early deep autumn plowing with preliminary stubbling and fallowing.Reference citations:
Korchagina V.A., Penchukov V.M., Morozov N.A., Smashevskayaб G.A., Kolomiitsev F.B., Trubeeva A.I., Baranova M.M. 1972. Control of weeds in the Far East. Khabarovsk: Khabarovsk Publishing House. 160 p. (In Russian)Nikitin V.V. 1983. Weeds in the flora of the USSR. Leningrad: Nauka. 454 p. (In Russian)