St Peter's wort (Hypericum tetrapterum) (Nox)
Invasive Assessment | Impact Assessment | Potential Distribution | Present Distribution
Scientific name: Hypericum tetrapterum Fr.
Common name: St Peter’s wort, Square-stem St John's wort
Status: Declared Noxious weed. The Agriculture Victoria website has information about the noxious weed classification of this species.
Habitat: Subhumid warm-temperate regions, usually confined to moist areas adjacent to streams and swamps from where it encroaches into moist pastures (Parsons and Cuthbertson 1992). St Peter’s wort invades riparian vegetation (Carr et al 1992).
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