Dataset: All Collections
Taxa: Cirsium arvense (Breea arvensis, Breea incana, Carduus arvensis, Cirsium incanum, Cirsium setosum, Serratula arvensis, Cirsium arvense var. argenteum, Cirsium arvense var. horridum, Cirsium arvense var. integrifolium, Cirsium arvense var. mite, Cirsium arvense var. vestitum)
Search Criteria: excluding cultivated/captive occurrences