Ambrosia trifida


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Related to Ambrosia trifida: Ambrosia psilostachya, great ragweed
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Noun1.Ambrosia trifida - a coarse annual with some leaves deeply and palmately three-cleft or five-cleftAmbrosia trifida - a coarse annual with some leaves deeply and palmately three-cleft or five-cleft
ambrosia, bitterweed, ragweed - any of numerous chiefly North American weedy plants constituting the genus Ambrosia that produce highly allergenic pollen responsible for much hay fever and asthma
References in periodicals archive ?
Nonnative species are indicated by an * Aboveground and Aboveground only Seed bank only seed bank Acer saccharinum Aristida oligantha Abutilon theophrasti * Achillea Capsella Acalypha rhomboidea millefolium * bursa-pastoris * Agalinis auriculata Cardamine hirsuta * Agrostis gigantea * Agalinis tenuifolia Carex tribuloides Amaranthus tuberculatus Agrimonia Cyperus esculentus Ambrosia parviflora artemisifolia Agrimonia pubescens Cyperus strigosus Ambrosia trifida Allium cemuum Descurainia sophia * Barbarea vulgaris * Andropogon gerardii Dicanthelium Bras sica sp.
capricornu (Woodson) Woodson [Trailing Milkweed] Asteraceae Ambrosia trifida L.
Persistence of Ambrosia trifida populations in old fields and responses to successional changes.