Cirsium acaulon var. caulescens Cariot & St.-Lag., 1889 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Cirsium species Cirsium acaulon Name Homonyms Cirsium acaulon var. caulescens Cariot & St.-Lag., 1889 Cirsium acaulon f. caulescens Rchb. Cirsium acaulon var. caulescens (Pers.) Bluff & Fingerh. Cirsium acaulon f. caulescens (W.D.J.Koch & Ziz) Lindm.