distribution map
Phreatia inversa Schltr., drawing R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 318, fig. 1223
Phreatia inversa Schltr., herbarium sheet, Schlechter 14644 (isotype specimen BO)
Phreatia inversa Schltr., herbarium sheet, Schlechter 14644 (isotype specimen K), photo copyright the Board of Trustees of the Royal Botanic Gardens, Kew