Conyza canadensis


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Related to Conyza canadensis: Erigeron canadensis, Canadian fleabane, horseweed
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Noun1.Conyza canadensis - common North American weed with linear leaves and small discoid heads of yellowish flowersConyza canadensis - common North American weed with linear leaves and small discoid heads of yellowish flowers; widely naturalized throughout temperate regions; sometimes placed in genus Erigeron
Conyza, genus Conyza - common American weed or wildflower
weed - any plant that crowds out cultivated plants
References in periodicals archive ?
ASTERACEAE Conyza canadensis (L.) 0.38 1.13 Cronquist Gutierrezia sarothrae 10.73 6.66 (Pursh) Britton & Rusby Gymnosperma glutinosum 3.45 2.01 (Spreng.) Less.
Host plant(s): Althea rosea (3, 6, 7, 11, 13, 14); Amaranthus viridis (6, 7); Chenopodum album (6, 7); Bidens biternata (11, 14); Conyza canadensis (3,11); Coriandrum sativum (11); Dendranthema indicum (3, 6, 7, 11, 14); Euphorbia prostrata (6); Parthenium hysterophorus (1, 2, 3, 6, 7, 8, 11, 13, 15); Solanum nigrum (6, 7, 10) and Sonchus asper (3, 6, 7, 11).
Conyza canadensis (L.) Cronquist was collected from Balcova, Izmir, Turkey, in the flowering-fruit stage, in November 2013.
Penthorum sedoides Conyza canadensis Blephilia ciliata Populus deltoides Dadylis glomerata * Bromus inermis * Salix sp.
The most common herbs were Arenaria serpyllifolia, Capsella bursapastoris, Cardamine hirsuta, Cichorium intybus, Claytonia virginica, Conium maculatum, Conyza canadensis, Draba verna, Erigeron annuus, Galinsoga quadriradiata, Geum canadense, Impatiens pallida, Lepidium virginicum, Medicago lupulina, Oxalis stricta, Plantago lanceolata, P.
Distribution of glyphosate-resistant horseweed (Conyza canadensis) and relationship to cropping systems in the Central Valley of California.
Kochia (Kochia scoparia), Canada fleabane (Conyza canadensis), and both common and giant ragweed (Ambrosia artemisiifolia and Ambrosia trifida, respectively) are four resistant species resident in Canada; and of these, kochia and Canada fleabane are present in the Okanagan.
1 shows a map of the invasive Conyza canadensis spread in the Republic of Tatarstan.