本文報導特產於台灣的五個秋海棠新種:九九峰秋海棠(Begonia bouffordii)、坪林秋海棠(Begonia pinglinensis)、霧台秋海棠(Begonia wutaiana)(以上屬於扁果組,sect. Platycentrum),出雲山秋海棠(Begonia chuyunshanensis)、藤枝秋海棠(Begonia tengchiana)(以上屬於秋海棠組,sect. Diploclinium),並提供線繪圖與彩色照片以資辨識。台灣目前已知的原生秋海棠共17種,本文另製作檢索表以利鑑別。
Five new species of Begonia, namely B. bouffordii, B. pinglinensis and B. wutaiana (sect. Platycentrum) and B. chuyunshanensis and B. tengchiana (sect. Diploclinium), all endemic to Taiwan, are described and illustrated. A total of 17 species of Begonia are no recognized in Taiwan. A key to the species of Begonia in Taiwan is provided.