(Lehm. & Lindenb.) Spruce No year - Spruce R. Hepaticae amazonicae et andinaeª quas in itinere suo per tractus montium et fluviorum americæ æquinoctialis a fluminis amazonum ostiis ad maris pacifìci litora usque, necnon a cataractis fluminis orinoci, cis æquatorem, adusque fluvii huallaga cataractas, Transactions and Proceedings of the Botanical Society of Edinburgh 15: 1-308. (1884).