說明/ 雄蛙體長2.2–2.4 公分，雌蛙2.6–2.8 公分。頭寬大於頭長，吻端圓鈍，鼓膜及顳褶不明顯。身體背部的顏色及花紋變化大，一般為淺褐色，帶暗褐色斑點，斑點有時綴連成數條縱紋，上臂背面橘紅色，格外鮮明。腹部光滑，灰白色，喉部有深褐色斑點。雄性比雌性略小，有單一咽下內鳴囊。叫聲高而連續，類似蟲鳴之「唧⸺ 」長聲。常出現在雨後森林中積水的小水窪中。（彭楨儒攝）
Males 2.2-2.4 cm in length; females 2.6-2.8 cm. Its head width is longer than its body length. The snout is short, round and obtuse. The tympanum and temporal fold are not visible. Coloration and markings on the back vary a lot from individual to individual. Usually, it is light brown in color with dark brown spots that sometimes form several stripes. The back of its upper arm is orange, standing out sharply. Its belly is smooth and greyish-white. There are dark brown spots around its throat. Males are smaller than females, with an internal vocal sac. It makes high and continuous insect-like “chi” calls, often appearing in small puddles in forests after the rain. (Photo courtesy of Peng Zhen-ru)