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Missouri Department of Conservation MDC Discover Nature

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Home › Discover Nature › Rivers and streams › Poisonous › Flowers: fall › Leaf Edge: Smooth › Leaf Edge: Toothed › Farms, croplands, old fields, hedgerows › Prairies, meadows ›

Rivers and streams

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    Photo of buffalo bur flower and leaves.

    Buffalo Bur (Kansas Thistle)

    Solanum rostratum
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    Poisonous

    Photo of horse nettle flowers and leaves

    Horse Nettle

    Solanum carolinense
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    Poisonous

    Photo of white snakeroot leaves and flowers

    White Snakeroot

    Ageratina altissima (formerly Eupatorium rugosum)
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    Poisonous

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