Heteroscyphus ammophilus var. obtusifolius J.J.Engel et G.L.Merr.,
Nova Hedwigia 99 (1/2): 158, 2014 (see Engel 2014).
TYPE: “ New Zealand, Stewart Is., Pegasus Harbour, Pegasus Creek, 0.5– 1 mi. above mouth, 100–220 ft., Schuster 59837 (F); isotype: (CHR)” .
NOTE: This name also creates the autonym.