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Yucca aspera Rgl.
Genus:
Yucca
Species:
aspera
Author:
E.Regel
Published place:
St.Petersburg (Petropolitanus)
Published year:
1858
Published in:
E.Regel in: Index seminum quae hortus botanicus imperialis Petropolitanus pro mutua commutatione offert... 1858: 24
Original seen in:
Leiden (L) (photocopy)
Notes:
See also: Gartenfl. (1859) 14