U of A University of Arkansas Division of Agriculture

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Sebastian County Agriculture
Weed Identification

1 Redroot Pigweed – Amaranthus retroflexus Redroot Pigweed – Amaranthus retroflexus

Synonyms: Common amaranth, carelessweed

2 Curly Dock – Rumex crispusCurly Dock – Rumex crispus

Synonyms: Sour Dock, Yellow Dock

3 Blackseed Plaintain – Plantago rugeliiBlackseed Plaintain – Plantago rugelii

Synonyms: Broadleaf plaintain, Rugel’s plaintain

4 Common Cocklebur – Xanthium strumariumCommon Cocklebur – Xanthium strumarium
5 Common Ragweed - Ambrosia artemisiifoliaCommon Ragweed (and seedling) – Ambrosia artemisiifolia

Synonyms: Short ragweed

6 Giant Ragweed (and seedling) – Ambrosia trifidaGiant Ragweed (and seedling) – Ambrosia trifida

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University of Arkansas
Division of Agriculture
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Last Date Modified 05/16/2008
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Sebastian County
Cooperative Extension Service
535 North Waldron Road
Fort Smith, AR  72903
Phone (479) 484-7737 • Fax (479) 484-9669

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