Swaziland's Alien Plants Database

Opuntia aurantiaca Lindl.
jointed cactus
Invasive, Potential problem species
Origin: South America (Eastern Argentina and Southern Uruguay)
Growth Form: Shrub
Plant Description: Plant: Spiny, much-branched, spreading, succulent shrublet, 0.3–1.5 m high with underground tubers; seldom exceeds 0.5 m high in dry, open veld but up to 2 m when supported in dense bush; cladodes cylindrical to slightly flattened, bright green, sometimes tinged a reddish-purple, 60–200 mm long x 10-30 mm wide, armed with barbed spines 10-30 mm long. Leaves: None. Flowers: Bright yellow, November–January. Fruit: Reddish, succulent berries, sterile.
Key Features:
Control: spraying or injection of MSMA or glyphosate, and biocontrol agent such as cactoblastic
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