Moraes, P.L.R.D. 2020.

Nomenclatural notes on the taxonomic identity of Sprengel’s Erigeron dubius, E. montevidensis, E. resinosus and E. filiformis (Asteraceae)

. Phytotaxa. 438, 2 (Apr. 2020), 95–106. DOI:https://doi.org/10.11646/phytotaxa.438.2.3.