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Helminthotheca echioides, known as bristly (or prickly) oxtongue, is a sprawling annual or biennial herb native to Europe and North Africa.It was originally placed within the genus Picris but is often separated within the small genus Helminthotheca alongside a few other (mainly North African) plants which also have the distinctive outer row of bracts around the flowerheads.
Opuntia humifusa, commonly known as the devil's-tongue, [2] eastern prickly pear or Indian fig, is a cactus of the genus Opuntia present in parts of the eastern United States and northeastern Mexico. [ 3 ]
Engelmann's prickly pear, cow's-tongue prickly pear, desert prickly pear, discus prickly pear, Texas prickly pear, calico cactu Arizona, California, Louisiana, Nevada, New Mexico, Texas, Utah, Mexico 2n=66
Ruscus is derived from an old Latin name for prickly plants. [5] The specific epithet hypoglossum is derived from Greek and means 'sheathed beneath' or 'below-a-tongue'. The name is in reference to the cladodes of this species, which extend beneath the flowers. [5]
Opuntia austrina, also known as the Florida prickly pear (with other common names such as the devils-tongue and hammock prickly pear), is a prickly pear cactus species that is endemic to Florida in the United States.
Zanthoxylum clava-herculis, the Hercules' club, Hercules-club, pepperwood, or southern prickly ash, is a spiny tree or shrub native to the southeastern United States. It grows to 10–17 m tall and has distinctive spined thick, corky lumps 2–3 cm long on the bark .
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 ]
The hard palate and tongue are occasionally affected. [8] Typical areas of involvement of this irritant dermatitis include fingers, wrists, genitals, thorax, and buttocks. Biopsy of these lesions will reveal that they contain glochidia. Glochidia may be transferred to the workers' clothing and thence to other individuals.