map 物種水萍 Spirodela polyrhiza (L.) Schleid.[原始紀錄物種] Spirodela polyrhiza (L.) SCHLEID.日期1934-7-24地點39.44626,141.07355觀測方式保存標本記錄者鑑定者資料集Plant specimens deposited in Osaka Museum of Natural History, Japan授權紀錄授權: CC BY來源連結https://www.gbif.org/occurrence/177300623識別號db3c9505-bb97-46a5-9e09-1451963c7f57 (OccurrenceUUID)gbif.4693708.177300623 (externalID)