Galium samium merupakan tumbuhan dari famili Rubiaceae (suku kopi-kopian). Tumbuhan ini berasal dari bioma beriklim subtropis di wilayah Kepulauan Aegea timur (Samos).
POWO (2024). "Plants of the World Online. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; https://powo.science.kew.org/."
IPNI (2024). "International Plant Names Index. Published on the Internet http://www.ipni.org, The Royal Botanic Gardens, Kew, Harvard University Herbaria & Libraries, and Australian National Herbarium"
