Scientific Name: Althenia cylindrocarpa

Common Name: longfruit watermat

Family Classification (Clade): Monocots

Family: Potamogetonaceae

Form Description: Annual herb with threadlike leaves, 0.1-0.4mm wide and 2-6cm long.

Flowers: Male flowers often occur in pairs, with the flower stalks elongating to 6mm long; the flower stalks of female flowers elongate from 5-10mm to 20mm.

Fruit: Achene – cylindrical, brown, smooth and shining, and about 2mm long when mature.

Municipality
Break O’DayClarenceDorsetFlindersGlamorgan-Spring BayKing IslandNorthern MidlandsSorellSouthern MidlandsTasmanWest Tamar
Plant Communities
No data available for this species
Habitat Notes

Fresh to brackish coastal lagoons and creeks in the north-east and east coast.

General Notes

Semi-aquatic herb from brackish water.

Propagation Calendar

  • Flowering Month
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  • Seed Collecting Month
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  • Sowing Month
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  • Cutting Month
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Propagation Method
Impractical Propagation material is too difficult to collect or conditions for propagation or cultivation are too specialized.

Seed Information

Cutting & Division Information

Easily propagated by division or cuttings.