Weedscan Weed Profiles

WeedScan is a free community weed identification, alert, recording and communication system that supports cooperative weeds action Australia-wide. The weed profiles are being improved, please send feedback to weeds@invasives.com.au

View the Project on GitHub Centre-for-Invasive-Species-Solutions/demo_json_api

Cactaceae

Opuntia monacantha

Common Names: Drooping prickly pear

Plant Form: Upright succulent shrub or tree-like plant. Size: Usually 2-3 m tall but up to 6 m. Stem: Pads 10-45 cm long, mid to dark green, covered in bumps (areoles) which are wooly and have bristles. Also has a well developed trunk up to 25 cm thick covered in brownish spines 1-5 cm long. Flowers: Yellow, with reddish stripes on outside. Up to 6 cm across. Fruit and Seeds: Pear-shaped 4-7 cm long, green ripening to reddish-purple. Often forming chains. Habitat: Dunes, pastures, riparian areas, woodlands, railways. Distinguishing Features: Taller than Common pear (Opuntia stricta), more spiney than Indian fig (O. ficus-indica) and hairless, unlike Velvet tree pear (O. tomentosa).

Flowers with flecks of red
Has some drooping leaves
Leaves look sucked flat
Very spiny
Buds