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Frank Mayfield   cc-by-sa-2.0

Galium obtusum (Wild Madder) is a species of perennial herb in the family Rubiaceae. They have a self-supporting growth form. They are native to Canada and The Contiguous United States. They have simple, broad leaves and white flowers. Individuals can grow to 1.5 feet.

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EOL has data for 65 attributes, including:

Known occurrences, collected specimens and observations of Wild madder. View this species on GBIF