Willow-herbs - native and introduced (Epilobium species)

The flowers of Willow-herbs are at the ends of long, narrow cylindrical pods. The pods peel open to release the fluffy seeds.

Family: Onagraceae (Evening Primrose family).

Most are natives. The introduced species is a nursery weed.

Occurrence: Widespread and common. Willow-herbs often grow in weedy places such as gutters, nature strips and roadsides.

Name. Epilobium: from epi upon; lobos a pod, referring to the flowers resting on the pod-like fruit.

Hairy Willow-herb (Epilobium hirtigerum) Leaves mostly alternate. Plant grey. Dense hairs without a sticky tip.

Glandular Willow Herb (*Epilobium ciliatum) Leaves mostly opposite. Petals to 5.5mm wide. Hairs near flowers mostly glandular. Nursery weed.

Variable Willow-herb (Epilobium billardierianum subsp cinereum). Leaves mostly opposite, coarsely toothed. Finely hairy. Very common.

Showy Willow-herb (Epilobium pallidiflorum) Leaves mostly opposite. Flowers and pod nodding. Flowers showy, >2cm across. Drainage lines.

Robust Willow-herb (Epilobium billardierianum subsp. billardierianum) Leaves mostly opposite, finely toothed. Stem mostly hairless.