4 literature references for Sphagnum davidii Warnstorf, 1905:

Author: Born, S., J.-P. Frahm & T. Pócs
Year: 1993
Title: Taxonomic results of the BRYOTROP Expedition to Zaire and Rwanda. 26. A new checklist of the mosses of Central Africa
Source: Trop. Bryol.
Author: Crosby, M. R. and others - REVISED
Year: 1999
Title: REVISED: accepted in a monograph, revision, or descriptive flora since 1963
Source: Checklist Mosses
Author: Warnstorf
Year: 1905
Title:
Source: Allg. Bot. Z. Syst.
Author: Bomansson
Year: 1897
Title:
Source: Rev. Bryol.