Genus
Vernonia
Species
flexuosa var. angustifolia
Author
E.Regel
Published place
St.Petersburg (Petropolitanus)
Published year
1866
Published in
E.Regel in: Index seminum, quae hortus botanicus imper. Petropolitanus pro mutua commutatione offert... 1866: 92
Original seen in
Meise (BR); Leiden (L) photocopy; IDC microfiches (7888)
