]> A barcode-00571596 Thailand Phetchaburi Amphoe Kaeng Krachan: Kaeng Krachan National Park. Trail from behind Khao Phanoen Thung Ranger Substation down steep hill Elatostema integrifolium (D. Don) Weddell (D. Don) Weddell 2015-08-07 08:20:42 D. J. Middleton, C. Hemrat, S. Lindsay, S. Suddee & S. Suwanachat