Genus
Echinocactus
Species
hamulosus
Author
E.Regel
Published place
St.Petersburg (Petropolitanus)
Published year
1856
Published in
E.Regel in: Index seminum quae hortus botanicus imperialis Petropolitanus pro mutua commutatione offert... 1856: 34
Original seen in
Utrecht (U); Leiden (L) (photocopy)
