Betula cylindrostachya var. typica Regel Prodr. 16(2): 180 (1868)

Nomenclatural References

• literature : Prodr. [A. P. de Candolle] 16(2.2): 180. 1868 [mid Jul 1868] BHL link from IPNI metadata.
• database : IPNI Record: 77265726-1