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2003 Dianne Fristrom   cc-by-sa-3.0

Geum triflorum (Old Man's Whiskers) is a species of perennial herb in the family Rosaceae. They have a self-supporting growth form. They are native to United States, Canada, and The Contiguous United States. They have simple, simple leaves and purple flowers. Flowers are visited by bees & apoid Wasps, Yellow Bumblebee, Common Ringlet, and digger bees. Individuals can grow to 1.5 feet.

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EOL has data for 72 attributes, including:

Known occurrences, collected specimens and observations of old man's whiskers. View this species on GBIF