J.J.Engel (Steph.) No year - Engel JJ, Glenny D, Merrill G. Studies of New Zealand Hepaticae. 69–73. A miscellanea of new taxa and combinations together with nomenclatural refinements. Phytotaxa 326: 156-158. (2017).
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Synonyms
Heteroscyphus heterophyllus (Steph.) Engel & Schust.