子午蓮
Nymphaea tetragona Georgi
Nymphaea tetragona 是一種水生多年生植物，屬於睡蓮科（Nymphaeaceae），常見中文名為子午蓮，英文俗名為 northern small white water-lily。該物種於 1775 年發表，由 Georgi 命名。
Description
Nymphaea tetragona 分布範圍廣泛，包括加拿大 Alberta、British Columbia、Manitoba、Northwest Territories、Saskatchewan、Yukon 等地，以及亞洲地區如阿爾泰、阿穆爾、阿薩姆、孟加拉、布里亞特等。其生長於水生環境中，為睡蓮科的一員，具有典型的水生植物特徵。
Other common names
子午蓮睡蓮睡莲
Distribution
Alberta · British Columbia · Manitoba · Northwest Territories · Saskatchewan · Yukon · Nearctic · Oriental (Indomalaya) · Palaearctic · FI · TW · SE · NO · Global · Alaska · Altay · Amur · Assam · Bangladesh · Buryatiya · China North-Central · China South-Central · China Southeast · Chita · East European Russia · Finland · Hainan · Inner Mongolia · Irkutsk · Japan
Synonyms
Nymphaea wenzeliiNymphaea pygmaeaNymphaea japono-koreanaNymphaea fennicaNymphaea esquiroliiLeuconymphaea tetragonaCastalia crassifoliaCastalia pygmaeaCastalia rudgeanaCastalia tetragonaNymphaea tetragona var. crassifoliaNymphaea crassifoliaNymphaea tetragona var. minimaNymphaea tetragona var. wenzeliiNymphaea pygmaea var. minimaNymphaea pygmaea f. acutilobaNymphaea pygmaea f. grandifloraNymphaea pygmaea f. distansNymphaea alba subsp. tetragonaNymphaea tetragona var. angustaNymphaea pygmaea var. acutilobaNymphaea pygmaea var. grandiflora