map 物種眼子菜屬 Potamogeton[原始紀錄物種] Potamogeton berchtoldii日期1933-5-8地點觀測方式保存標本記錄者Professor T. Tanaka, Y. Shimada鑑定者資料集University of Michigan Herbarium授權紀錄授權：CC BY-NC來源連結https://www.gbif.org/occurrence/4058703812識別號3564ce99-6a08-4652-8a34-4ba0875e4cf7 (OccurrenceUUID)gbif.4693845.4058703812 (externalID)