Lythrum hyssopifolia

Family Lythraceae

Spreading or ascending annual herb to 50 cm high. Longevity less than 1 year.

Flowers: Pink, mauve, purple, October – February.

Fruit: Dehiscent capsule containing 20 – 30 seeds, February – April.

Seed: Dispersed by mud eg on cars

Gallery images: seed, seedling, rootstock, resprout


  • Moist habitats, creekbanks, gutters and pond edges
  • Rare around lakes at the Australian Botanic Garden, in ephemeral wet zone.

Ecology of Cumberland Plain Woodland

Lythrum hysopifolia plant