. . . . . . . . . "Heracleum maximum" . . "Magnoliophyta" . . "Tichomír Dunlop. 2016. Heracleum maximum related taxa Magnoliophyta. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/3464692> on 05 Apr 2018." . . . . "http://iNaturalist.org is a place where you can record what you see in nature, meet other nature lovers, and learn about the natural world." .