Appearance
"Cirsium oleraceum" is a herbaceous perennial plant growing to 1.5 m tall, the stems unbranched or with only a very few branches. The leaves are broad and ovoid, with a weakly spiny margin, being pinnatipartite. The flowers are produced in dense flower heads which are 2.5–4 cm diameter, pale yellow, but sometimes tinged pink.Naming
Its specific epithet "oleraceum" means "vegetable/herbal" in Latin and is a form of holeraceus.References:
Some text fragments are auto parsed from Wikipedia.