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Prickly pears (genus Opuntia) include a number of plant species that were introduced and have become invasive in Australia. Prickly pears (mostly Opuntia stricta) were imported into Australia in the First Fleet as hosts of cochineal insects, used in the dye industry. [1] Many of these, especially the tiger pear, quickly became widespread ...
Opuntia maxima Mill. Opuntia paraguayensis K.Schum. Opuntia ficus-indica, the Indian fig opuntia, fig opuntia, or prickly pear, is a species of cactus that has long been a domesticated crop plant grown in agricultural economies throughout arid and semiarid parts of the world. [3] O. ficus-indica is the most widespread and most commercially ...
Opuntia, commonly called the prickly pear cactus, is a genus of flowering plants in the cactus family Cactaceae, many known for their flavorful fruit and showy flowers. [1] Cacti are well-adapted to aridity; however, they are still vulnerable to alterations in precipitation and temperature driven by climate change. [ 2 ]
Use as a biological control agent. In South Africa, Dactylopius opuntiae was introduced in 1932 along with three other insect species to control the cactus. Dactylopius opuntiae cleaned 75% of the infested areas, including those with the highest levels of opuntia infestation. Subsequently, about 90% of the original 900,000 ha returned to sheep ...
Johnston was born in 1881 at Balmain, Sydney, Australia the son of Thomas Johnston, an Irish-born foreman mason, and his Australian-born wife Mary, née McLeod. On 1 January 1907, Johnston married Alice Maude Pearce at Petersham, New South Wales, Australia. On 30 August 1951, he died of coronary thrombosis at Adelaide, South Australia.
Over 3000 cultivars of the pear are known. [1] The following is a list of the more common and important cultivars, with the year and place of origin (where documented) and an indication of whether the pears are for cooking, eating, canning, drying or making perry.
Opuntia stricta is a species of large cactus that is endemic to the subtropical and tropical coastal areas of the Americas, especially around the Caribbean. [2] Common names include erect prickly pear and nopal estricto (Spanish). [4] The first description as Cactus strictus was published in 1803 by Adrian Hardy Haworth.
Nopal is a common name in Spanish for Opuntia cacti (commonly referred to in English as prickly pear or tender cactus), as well as for its pads. The name nopal derives from the Nahuatl word nohpalli [noʔˈpalːi] for the pads of the plant. There are about 114 known species in Mexico, [1] where it is a common ingredient in numerous Mexican ...