Western water hemp

USA

Medicago sativa pollen Amaranthus palmeri pollen Xanthium strumarium pollen Rumex crispus pollen Kochia scoparia pollen Solidago canadensis pollen Urtica dioica pollen Chenopodium album pollen Iva xanthifolia pollen Artemisia vulgaris pollen Iva annua var. annua pollen Amaranthus spinosus pollen Amaranthus retroflexus pollen Plantago lanceolata pollen Ambrosia acanthicarpa pollen Ambrosia trifida pollen Ambrosia artemisiifolia pollen Ambrosia psilostachya pollen Salsola kali pollen Artemisia tridentata pollen Artemisia ludoviciana pollen Artemisia dracunculus pollen Artemisia frigida pollen Atriplex wrightii pollen Atriplex confertifolia pollen Rumex acetosella pollen Amaranthus tuberculatus pollen Atriplex canescens pollen Artemisia absinthium pollen Chenopodium ambrosioides pollen Taraxacum officinale pollen Helianthus annuus pollen Atriplex polycarpa pollen Eupatorium capillifolium pollen Atriplex lentiformis pollen Iva axillaris pollen Ambrosia deltoidea pollen Melilotus officinalis pollen Ambrosia bidentata pollen Chenopodium botrys pollen Rumex altissimus pollen Rumex obtusifolius pollen Rumex salicifolius var. mexicanus pollen Ambrosia confertiflora pollen Ambrosia dumosa pollen Artemisia californica pollen