Vallisneria spiralis
The name “Vallisneria spiralis” sometimes confuses people who think the leaves should be twisted. But the name refers not to the leaf shape, but the the long, thin spiraling flower stem of the female plants.
Common Name: Italian Val
Family Name: Hydrocharitaceae
Native To: Southern Europe, Southwestern Asia
Lighting: Moderate - intense
Requirements: Undemanding, but prefers moderately hard water
Growth Form: Rosettes on short runners
Growth Rate: Fast
True Aquatic: Yes, obligate aquatic
Placement in Tank: Background
Available As: Bare Root, Bunch