Steven P Sylvester, Robert J Soreng, Lynn J Gilliespie (2021)
Resolving páramoPoa(Poaceae): morphometric and phylogenetic analysis of the ‘Cucullatacomplex’ of north-west South America.
Botanical Journal of the Linnean Society197: 104.
DOI: 10.1093/botlinnean/boab027
Tatiana Erika Boza Espinoza, Michael Kessler (2022)
A monograph of the genus Polylepis (Rosaceae).
PhytoKeys203: 1.
DOI: 10.3897/phytokeys.203.83529
Steven P. Sylvester, Felix Heitkamp, Mitsy D. P. V. Sylvester, Hermann F. Jungkunst, Harrie J. M. Sipman, Johanna M. Toivonen, Carlos A. Gonzales Inca, Juan C. Ospina, Michael Kessler (2017)
Relict high-Andean ecosystems challenge our concepts of naturalness and human impact.
Scientific Reports7: .
DOI: 10.1038/s41598-017-03500-7
Paul M. Peterson, Robert J. Soreng (2018)
Poa laegaardiana, a new species from Ecuador (Poaceae, Pooideae, Poeae, Poinae).
PhytoKeys100: 141.
DOI: 10.3897/phytokeys.100.25387
Steven P. Sylvester, Fred R. Barrie, Mitsy D. P. V. Sylvester (2018)
Valeriana vilcabambensis(Valerianaceae), a New Species from Undisturbed Upper Montane Forest of the Southern Peruvian Andes.
Novon: A Journal for Botanical Nomenclature26: 16.
DOI: 10.3417/2017033