map 物種廣東水馬齒 Callitriche palustris var. oryzetorum (Petrov) Lansdown[原始紀錄物種] Callitriche palustris var. oryzetorum日期1933-4-3地點觀測方式保存標本記錄者T. Tanaka & Y. Shimada鑑定者Richard V. Lansdown資料集University of Michigan Herbarium授權紀錄授權：CC BY-NC來源連結https://www.gbif.org/occurrence/1988929425識別號2e6fd0a3-27b6-4eca-b0d8-6aabf2512b17 (OccurrenceUUID)gbif.4693845.1988929425 (externalID)