Genus
Carduus
Species
nigrescens var. glaber
Author
M.Willkomm
Published place
Barcelona (Barcinonensis)
Published year
1861
Published in
M.Willkomm in: Costa in: Index seminum horti botanici universitatis Barcinonensis, anno MDCCCLXI collectorum: 6
Original seen in
Brussels (BR); Leiden (L) photocopy; IDC microfiches (7805)
