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habit (Photo: Sheldon Navie)
habit (Photo: Sheldon Navie)
habit (Photo: Sheldon Navie)
stems and paired leaves (Photo: Sheldon Navie)
close-up of leaves with toothed margins (Photo: Sheldon Navie)
very elongated flower clusters (Photo: Sheldon Navie)
flowers and immature fruit (Photo: Sheldon Navie)
close-up of bright pink flowers (Photo: Sheldon Navie)
Scientific Name
Stachytarpheta mutabilis (Jacq.) Vahl
Synonyms
Cymburus mutabilis (Jacq.) Salisb.Stachytarpheta zuccagni Roem. & Schult.Valerianodes mutabilis (Jacq.) KuntzeVerbena mutabilis Jacq.Zapania mutabilis (Jacq.) Lam.
Family
Verbenaceae
Common Names
changeable starpheta, changeable velvetberry, pink porterweed, pink rat tail, pink snakeweed, porter weed, porterweed, red porterweed, snake weed, snakeweed
Origin
Native to Mexico, the Caribbean (i.e. western Cuba, Hispaniola, Jamaica and Trinidad and Tobago) and tropical South America (i.e. French Guiana, Guyana, Surinam, Venezuela and Colombia).
Naturalised Distribution
Occasionally naturalised in northern, central and south-eastern Queensland. Possibly also naturalised in the northern parts of the Northern Territory.
Also naturalised on some islands in the Pacific (i.e. in Fiji and Hawaii) and Indian (i.e. La Réunion) Oceans.
Notes
Pink snakeweed (Stachytarpheta mutabilis) is regarded as a minor environmental weed in northern Queensland.
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