Irish wildflowers BSBI map

Spiked Water-milfoil, Myriophyllum spicatum, Líonánach
Photographs: The Gearagh, Co. Cork

Spiked Water-milfoil
Myriophyllum spicatum
Líonánach
Family: Haloragaceae

Flowering June-August. Submerged aquatic perennial. Native.

Erect flowering spikes with whorls of 4 small dull-reddish flowers, the bracts shorter than the flowers. Leaves are usually in whorls of 4 with 8-15 segments on each side.

Widespread throughout Ireland and can be locally abundant in usually base-rich ponds, lakes, canals and rivers. Identified by Paul Green

Similar: Rigid Hornwort, Ceratophyllum demersum

Spiked Water-milfoil, Myriophyllum spicatum, Líonánach

Spiked Water-milfoil, Myriophyllum spicatum, Líonánach
Spiked Water-milfoil, Myriophyllum spicatum, Líonánach

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