]> AMES barcode-02173765 Guyana Cuyuni-Mazaruni Pakaraima Mts., Mazaruni River, just above ABC Falls. Trail/track 2.03 miles SW of Base Camp 6 heading E. Octomeria exigua C. Schweinfurth C. Schweinfurth 2020-04-02 10:11:40 K. M. Redden, M. Lyle, R. Williams, C. Perry & C. Paul