Cycnogeton alcockiae

Southern Water-ribbons

Slender tufted perennial herb with small plump tubers. Leaves and stems floating.

SynonymTriglochin alcockiae
FamilyJuncaginaceae
StoreyLower storey
Sizeto 90 cm long
Plant groupingAquatic & Semi aquatic
LeavesSlender submerged to floating strap leaves 26-90 cm x 2-8 mm.
Flower colourGreenish
Flowering timeOctober to December
FlowersLoose erect terminal spike to 13.5 cm. Flowering stem 27-67 cm long x 1.5-6 mm diam.1-67 roundish fruit, broader than long, fruit segments separated to 41% of their length locally.
Bird attractingNo
Butterfly attractingNo
Frog habitatYes
Growing conditionsAquatic in still clear water to 30 cm deep, or sometimes in small waterways and stagnant water. Full sun, semi-shade.
Garden useShallow pools or on shallow ledges of deeper water areas.
Commercially availableWholesale only - order in advance
Conservation statusSignificant within the Shire. Known from very few local sites. Common in western Victoria.
Related speciesSimilar to Cycnogeton procerum but smaller and more slender, emerged parts floating, not erect, tubers rounded.