Plagiomnium curvatulum Mnium curvatulum Mnium medium subsp. boreale Mnium medium var. curvatulum Mnium medium var. integrifolium Astrophyllum curvatulum Astrophyllum medium var. arcticum Plagiomnium medium var. curvatulum Mnium medium subsp. curvatulum Plagiomnium medium subsp. curvatulum Mnium medium var. arcticum Astrophyllum medium subsp. curvatulum
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024