Template:Lunell, 1916
- Lunell, J. 1916. Enumerantur plantae Dakotae septentrionales vasculares. (The vascular plants of North Dakota). American Midland Naturalist 4(7): I: 152–165; II: 211–228; III: 229–244; IV: 297–310; V: 355–366; VI: 409–418; VII: 419–431; VIII: 467–487; IX: 503–517. BHL