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Scientific Name
Synonyms
Family
Common Names
Origin
Naturalised Distribution
Notes
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Click on images to enlarge

habit (Photo: Sheldon Navie)

close-up of hairy younger stem and bases of paired leaves (Photo: Sheldon Navie)

leaves and young flower cluster (Photo: Sheldon Navie)

close-up of leaves with toothed margins (Photo: Sheldon Navie)

close-up of leaf underside (Photo: Sheldon Navie)

flower cluster (Photo: Sheldon Navie)

close-up of whitish flowers subtended by small hairy bracts (Photo: Sheldon Navie)

immature fruit and flowers in an older, more elongated, cluster (Photo: Sheldon Navie)

Stachytarpheta australis

Scientific Name

Stachytarpheta australis Moldenke

Synonyms

Stachytarpheta dichotoma (Ruiz & Pav.) Vahl (misapplied)

Family

Verbenaceae

Common Names

branched porterweed, snake weed, snakeweed, white snakeweed

Origin

Native to Mexico, Central America, the Caribbean and South America, south to Peru and Argentina.

Naturalised Distribution

Widely naturalised in northern Australia (i.e. in northern Queensland and the north-western parts of the Northern Territory) and also occasionally naturalised in south-eastern Queensland.

Naturalised overseas in Hawaii and Indonesia.

Notes

White snakeweed (Stachytarpheta australis) is regarded as an environmental weed in northern Australia (i.e. in the Northern Territory and northern Queensland).