Ambrosia psilostachya

Family Asteraceae

Species Profile

Species classification Invasive [NSW's Noxious Weeds]
Common namesDunbible Weed, Herbe Solferino, Perennial Ragweed, Ragweed, Roman Wormwood, Western Ragweed
SynonymsAmbrosia artemisiifolia L. (misapplication in Black, J.M. 1929)
LongevityPerennial
Growth formHerb
Seed dispersal morphologyAdhesive (burrs, sticky, awns, hairs etc)
Maximum height (m)2
Capable of vegetative reproductionYes
Native rangeNorth America
Exotic range (Australia)NSW, QLD, SA, WA
Exotic range (other)Asia, Europe, South America, Indian Ocean Islands, Pacific Ocean Islands
Habitat types (exotic)Disturbed areas (including trails), Riparian systems, Roadsides, Wastelands
Soil type (exotic)Sandy
Decade of introduction1900

National Climate Change Impact

Invasive Class 1

Species has increases in the area of suitable habitat and habitat suitability of observations under RCP 8.5 2065 compared to current climate suitability.

Maps of Habitat Suitability & Recorded Occurrences

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Current suitable habitat

2035 suitable habitat
(RCP 8.5)

2065 suitable habitat
(RCP 8.5)

Recorded occurrences
(Australia)

Recorded occurrences
(global)

Images

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