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Scientific Name
Synonyms
Family
Common Names
Origin
Naturalised Distribution
Notes
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infestation (Photo: Sheldon Navie)

habit (Photo: Sheldon Navie)

habit in flower (Photo: Sheldon Navie)

close-up of stem (Photo: Sheldon Navie)

paired leaves (Photo: Sheldon Navie)

flower clusters (Photo: Sheldon Navie)

close-up of the red tubular flowers (Photo: Sheldon Navie)

Odontonema tubaeforme

Scientific Name

Odontonema tubaeforme (Bertol.) Kuntze

Synonyms

Odontonema strictum (Nees) Kuntze
Odontonema tubiforme (Bertol.) Kuntze

Family

Acanthaceae

Common Names

cardinal flower, cardinal guard, fire spike, firespike, odontonema, red justicia, scarlet flame

Origin

Native to Mexico and Central America (i.e. Belize, Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua and Panama).

Naturalised Distribution

Widely naturalised, but scattered, in the coastal districts of eastern Australia (i.e. in northern and south-eastern Queensland and in the coastal districts of northern and central New South Wales).

Also naturalised on Lord Howe Island and overseas in south-eastern USA (i.e. Florida), French Polynesia, the Cook Islands, Hawaii, Western Samoa and American Samoa.

Notes

Firespike (Odontonema tubaeforme) is an emerging environmental weed in Queensland and New South Wales.