Hassemer, G., Funez, L.A. and Ferreira, J.P.R. 2017.

Tradescantia serrana (Commelinaceae), a new species from southern Brazil, and notes on T. schwirkowskiana and T. umbraculifera

. Phytotaxa. 312, 2 (Jul. 2017), 213–227. DOI:https://doi.org/10.11646/phytotaxa.312.2.4.