Canada's Plant Hardiness Site

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Choose a species from the list below.

Email us if the plant you wish to report is not listed on the site, or to report any nomenclature errors.

family: Asteraceae

Onopordum acanthium heraldic thistle,cotton thistle,woolly thistle,Scottish cotton-thistle,Scottish thistle
Onopordum acanthium subsp. acanthium Scottish thistle,Scottish cotton-thistle,heraldic thistle,cotton thistle,woolly thistle

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Plant species search

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