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Cirsium vulgare, the spear thistle, bull thistle, or common thistle, is a species of the Asteraceae genus Cirsium, native throughout most of Europe (north to 66°N, locally 68°N), Western Asia (east to the Yenisei Valley), and northwestern Africa (Atlas Mountains).
Cirsium is a genus of perennial and biennial flowering plants in the Asteraceae, one of several genera known commonly as thistles. They are more precisely known as ...
Cirsium arvense is a perennial species of flowering plant in the family Asteraceae, native throughout Europe and western Asia, northern Africa and widely introduced ...
The following species in the flowering plant genus Cirsium, the plume thistles, are accepted by Plants of the World Online. [1] A 2022 molecular study reassigned many species to other genera, but Cirsium remains a speciose genus. [ 2 ]
Milk thistle flowerhead Cirsium arizonicum, showing arachnoid cobwebbiness on stems and leaves, with ants attending aphids that might be taking advantage of the shelter. Thistle is the common name of a group of flowering plants characterized by leaves with sharp spikes on the margins, mostly in the family Asteraceae. Prickles can also occur all ...
Cirsium texanum is a biennial or perennial herb up to 80 cm (32 inches) tall. Leaves have small, narrow spines along the edges. Leaves have small, narrow spines along the edges. Flower heads are sometimes produced one at a time, sometimes in small groups, each head with light purple disc florets but no ray florets .
Cirsium creticum is a species of plant native around the Mediterranean and the Middle East. Distribution. The species is present to the following places:
Cirsium mohavense is a biennial or perennial growing up to 2.5 meters (100 inches or 8 feet 4 inches) tall. The densely woolly stem branches and spreads near the top. The leaves are toothed to deeply lobed, woolly, spiny, and up to 60 centimeters (24 inches) long near the base of the plant.