Eriocoma lemmonii (Vasey) Romasch., comb. nov.

Peterson, Paul M., Romaschenko, Konstantin, Soreng, Robert J. & Reyna, Jesus Valdes, 2019, A key to the North American genera of Stipeae (Poaceae, Pooideae) with descriptions and taxonomic names for species of Eriocoma, Neotrinia, Oloptum, and five new genera: Barkworthia, x Eriosella, Pseudoeriocoma, Ptilagrostiella, and Thorneochloa, PhytoKeys 126, pp. 89-125 : 95

Eriocoma lemmonii (Vasey) Romasch., comb. nov.

Stipa pringlei var. lemmonii Vasey, Contr. U.S. Natl. Herb. 3(1): 55. 1892 [Basionym] ≡ Stipa lemmonii (Vasey) Scribn., Circ. Div. Agrostol. U.S.D.A. 30: 3. 1901 ≡ Achnatherum lemmonii (Vasey) Barkworth, Phytologia 74(1): 8. 1993. Type: USA, California, Plumas Co., Mohawk Valley, May 1889, J.G. Lemmon 5456 (holotype: US-556900!).

Eriocoma lemmonii = Stipa columbiana Macoun, Cat. Canad. Pl. 2(4): 191. 1888, nom. utique rej. under International Code of Botanical Nomenclature (ICBN 1988) Art. 56.1, (see ICNAFP 2018 - Appendix V; also Barkworth and Maze 1979). Type: Canada, British Columbia, Yale, on rocks, 17 May 1875, J. Macoun 28940 (lectotype: CAN-9899 designated by Hitchcock, Contr. U.S. Natl. Herb. 24(7): 253. 1925; isolectotype: US-77975!).