Cistus horridus Lag. in Varied. Ci. 2(4): 214. 1805 Cistus horridus Lag. in Varied. Ci. 2(4): 214. 1805is basionym for Cirsium horridum (Lag.) Lag., Gen. Sp. Pl.: 24. 1816Taxon for this nameCistus horridus Lag. in Varied. Ci. 2(4): 214. 1805