]> A barcode-01936117 Thailand Phetchaburi Kaeng Krachan National Park, Panoen Thung Ranter Substation. Trail to Khao Panoen Thung Piper boehmeriifolium Wallich Wallich 2019-10-07 18:35:28 K. Williams Somran Sudee, Jundee Hemrat, Nikhom Rithphet, Suporn Polphan