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{{Taxobox | color = lightgreen
| name = ''Luronium natans''
| image = LuroniumNatans.jpg
| image_width = 240px
| regnum = [[Plantae]]
| divisio = [[Magnoliophyta]]
| classis = [[Liliopsida]]
| ordo = [[Alismatales]]
| familia = [[Alismataceae]]
| genus = '''''Luronium'''''
| genus_authority = [[Constantine Samuel Rafinesque-Schmaltz|Raf.]]
| species = '''''L. natans'''''
| binomial = ''Luronium natans''
| binomial_authority = ([[Carolus Linnaeus|L.]]) [[Constantine Samuel Rafinesque-Schmaltz|Raf.]]
| synonyms = ''Elisma natans'' <small>Buchen.</small>
}}
'''''Luronium natans''''' is a species of [[aquatic plant]] commonly known as the '''Floating Water-plantain'''.
==Description==
Stems elongated, rising in the water or creeping and rooting at the nodes. Submerged [[leaves]] (if present) basal, linear; floating or aerial leaves elliptical to ovate. [[Flowers]] hermaphrodite, long-pedunculate in the axils of the floating or aerial leaves. [[Stamens]] 6. [[Carpels]] 6 - 15 in an irregular whorl, free, each with 1 ovule; styles apical. Fruitlets achenial, longitudinally many-ribbed, with a short apical beak. 2n=42.
==Ecology==
Acid ponds or canals. Declining.
[[Category:Alismatales]]
| name = ''Luronium natans''
| image = LuroniumNatans.jpg
| image_width = 240px
| regnum = [[Plantae]]
| divisio = [[Magnoliophyta]]
| classis = [[Liliopsida]]
| ordo = [[Alismatales]]
| familia = [[Alismataceae]]
| genus = '''''Luronium'''''
| genus_authority = [[Constantine Samuel Rafinesque-Schmaltz|Raf.]]
| species = '''''L. natans'''''
| binomial = ''Luronium natans''
| binomial_authority = ([[Carolus Linnaeus|L.]]) [[Constantine Samuel Rafinesque-Schmaltz|Raf.]]
| synonyms = ''Elisma natans'' <small>Buchen.</small>
}}
'''''Luronium natans''''' is a species of [[aquatic plant]] commonly known as the '''Floating Water-plantain'''.
==Description==
Stems elongated, rising in the water or creeping and rooting at the nodes. Submerged [[leaves]] (if present) basal, linear; floating or aerial leaves elliptical to ovate. [[Flowers]] hermaphrodite, long-pedunculate in the axils of the floating or aerial leaves. [[Stamens]] 6. [[Carpels]] 6 - 15 in an irregular whorl, free, each with 1 ovule; styles apical. Fruitlets achenial, longitudinally many-ribbed, with a short apical beak. 2n=42.
==Ecology==
Acid ponds or canals. Declining.
[[Category:Alismatales]]