Note:K herbarium holds Crueper 1045 (K000174003(GBIF, JSTOR)), with 'Maraccas Waterfall' but lacking type annotation. Steyermark (1967) claims NY herbarium holds an isotype collected in the same locality on 10 November 1845 but lacking collector indication (cf. NY00130851(GBIF, JSTOR), 'isotype', as J.H. Hart 678, seen by Steyermark in 1964).
Type locality: [Trinidad and Tobago.] Trinidad: Maraccas waterfall.