The cactus moth, Cactoblastis cactorum (Berg), is native to South America. Since its unintentional arrival to the United States in 1989 and to Mexican islands in 2006, it has become a serious threat ...

Opuntia macrocentra: Black Spined Prickly Pear-Low, spreading Purplish skin and very long black spines distinguishes this low growing, spreading cactus named for the red center of each golden ...

Marco Caruso, Sergio Currò, Giuseppina Las Casas, Stefano La Malfa, Alessandra Gentile, Microsatellite markers help to assess genetic diversity among Opuntia ficus indica cultivated genotypes and ...

In 1969 Lyman Benson in his book The Native Cacti of California concluded that Opuntia mojavensis didn't exist as a distinct species and was simply a variation of the desert prickly-pear, Opuntia ...

LAIKIPIA, Kenya The Opuntia cactus in Kenya has become a thorn in the side for many residents as it slowly chokes their livelihoods. With thick leafless and fleshy stems, the Opuntia cactus, which ...

Authorities said the cactus species belonging to the genus Opuntia, or prickly pears, are proliferating in parts of Valais, home to the pyramid-shaped Matterhorn mountains, encroaching on natural ...