| cirsium | (n) plume thistles, Syn. genus Cirsium |
| brook thistle | (n) of central and southwestern Europe, Syn. Cirsium rivulare |
| bull thistle | (n) European thistle with rather large heads and prickly leaves; extensively naturalized as a weed in the United States, Syn. Cirsium lanceolatum, Cirsium vulgare, boar thistle, spear thistle |
| canada thistle | (n) European thistle naturalized in United States and Canada where it is a pernicious weed, Syn. creeping thistle, Cirsium arvense |
| european woolly thistle | (n) woolly thistle of western and central Europe and Balkan Peninsula, Syn. Cirsium eriophorum |
| field thistle | (n) stout North American thistle with purplish-pink flower heads, Syn. Cirsium discolor |
| melancholy thistle | (n) perennial stoloniferous thistle of northern Europe with lanceolate basal leaves and usually solitary heads of reddish-purple flowers, Syn. Cirsium helenioides, Cirsium heterophylum |
| woolly thistle | (n) thistle of western North America having white woolly leaves, Syn. Cirsium flodmanii |
| 牛蒡薊 | [ごぼうあざみ;ゴボウアザミ, gobouazami ; gobouazami] (n) (uk) Cirsium dipsacolepis (perennial plant of the thistle family) [Add to Longdo] |
| 吾妻山薊 | [あずまやまあざみ;アズマヤマアザミ, azumayamaazami ; azumayamaazami] (n) (uk) Azumayama thistle; Cirsiummicrospicatum [Add to Longdo] |
| 森薊 | [もりあざみ;モリアザミ, moriazami ; moriazami] (n) Cirsium dipsacolepis (perennial plant of the thistle family) [Add to Longdo] |
| 富士薊 | [ふじあざみ;フジアザミ, fujiazami ; fujiazami] (n) (uk) Fuji thistle; Cirsium purpuratum [Add to Longdo] |
| 野薊 | [のあざみ;ノアザミ, noazami ; noazami] (n) (uk) Japanese thistle (Cirsium japonicum) [Add to Longdo] |
| 薊 | [あざみ;アザミ, azami ; azami] (n) (uk) thistle (Cirsium spp.) [Add to Longdo] |