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Hassemer, G. (2018) Typification of five neotropical species of Commelina (Commelinaceae). Phytotaxa 350 (1): 15–23.

Journal Article published 23 May 2018 in Phytotaxa volume 350 issue 3 on page 300

Authors: GUSTAVO HASSEMER

Typification of five neotropical species of Commelina (Commelinaceae)

Journal Article published 17 May 2018 in Phytotaxa volume 350 issue 1 on page 15

Authors: GUSTAVO HASSEMER

Notes on Gunnera (Gunneraceae) in Brazil and Uruguay

Journal Article published 15 Jan 2019 in Phytotaxa volume 388 issue 2 on page 192

Authors: GUSTAVO HASSEMER

Notes on the montane Indo-Iranian species in Plantago subgenus Plantago (Plantaginaceae)

Journal Article published 26 Jan 2018 in Phytotaxa volume 336 issue 1 on page 59

Authors: GUSTAVO HASSEMER

Two narrowly endemic new species of Siphocampylus (Campanulaceae) from Santa Catarina, southern Brazil

Journal Article published 12 Oct 2016 in Phytotaxa volume 278 issue 3 on page 241

Authors: LUÍS ADRIANO FUNEZ, GUSTAVO HASSEMER

A clandestine in the flora of Brazil: Commelina clandestina (Commelinaceae)

Journal Article published 3 Oct 2017 in Phytotaxa volume 323 issue 3 on page 289

Authors: GUSTAVO HASSEMER

Contributions to the knowledge of the genus Plantago (Plantaginaceae) in the Central-West region of Brazil

Journal Article published 1 Aug 2017 in Phytotaxa volume 316 issue 1 on page 1

Authors: GUSTAVO HASSEMER

Typification, revision of the synonymy and range extension of Craniolaria integrifolia (Martyniaceae)

Journal Article published 11 Jan 2017 in Phytotaxa volume 291 issue 2 on page 101

Authors: GUSTAVO HASSEMER

Neotypification of the name Schoenus asper, the basionym of Fimbristylis aspera (Cyperaceae, Abildgaardieae)

Journal Article published 22 Feb 2017 in Phytotaxa volume 297 issue 1 on page 89

Authors: GUSTAVO HASSEMER

Notes on the genus Callitriche (Plantaginaceae) in South Africa

Journal Article published 18 Aug 2017 in Phytotaxa volume 317 issue 3 on page 219

Authors: RICHARD V. LANSDOWN, RENE GLEN, GUSTAVO HASSEMER

The intricate nomenclatural questions around Plantago holosteum (Plantaginaceae)

Journal Article published 5 May 2017 in Phytotaxa volume 306 issue 1 on page 75

Authors: DUILIO IAMONICO, GUSTAVO HASSEMER, NINA RØNSTED, ROMEO DI PIETRO

Rediscovery, typification, and conservation assessment of Saranthe ustulata (Marantaceae)

Journal Article published 5 Apr 2016 in Phytotaxa volume 255 issue 1 on page 91

Authors: LUÍS ADRIANO FUNEZ, GUSTAVO HASSEMER, RAFAEL TREVISAN

A nomenclatural revision of Littorella (Plantaginaceae: Plantagineae)

Journal Article published 17 Oct 2018 in Taxon volume 67 issue 5 on pages 1024 to 1028

Authors: Gustavo Hassemer, Pablo Moroni, Nataly O'Leary

Hoehnea grandiflora (Lamiaceae), a rare, critically endangered new species from southern Brazil

Journal Article published 11 May 2018 in Phytotaxa volume 349 issue 2 on page 159

Authors: LUÍS ADRIANO FUNEZ, GUSTAVO HASSEMER

Begrüßung Winfried Hassemer

Chapter published in Transitional Justice

Novelties in Fimbristylis (Cyperaceae, Abildgaardieae): Three New Species and a Lecto- and Epitypification

Journal Article published 1 Mar 2016 in Systematic Botany volume 41 issue 1 on pages 166 to 173

Authors: Helen Nuernberg Ronchi, Gustavo Hassemer, Rodrigo Endres Ardissone, Rafael Trevisan

First record of Plantago commersoniana (Plantaginaceae), a rare and threatened species, in the Central-West region of Brazil

Journal Article published 1 Jun 2015 in Check List volume 11 issue 4 on page 1667

Authors: Gustavo Hassemer, Osmar Dos Santos Ribas, Nina Rønsted

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

Journal Article published 7 Jul 2017 in Phytotaxa volume 312 issue 2 on page 213

Authors: GUSTAVO HASSEMER, LUÍS A. FUNEZ, JOÃO PAULO R. FERREIRA

A revision of the extra-Andean Vivianiaceae

Journal Article published 5 Feb 2016 in Phytotaxa volume 246 issue 1 on page 23

Authors: João Paulo Ramos Ferreira, Gustavo Hassemer, Sérgio Campestrini, Maximilian Weigend, Rafael Trevisan

Plantago hatschbachiana (Plantaginaceae), a critically-endangered new species from sandstone grasslands in Brazil, and an updated identification key to Plantago in Brazil and Paraguay

Journal Article published 7 Oct 2016 in Phytotaxa volume 278 issue 2 on page 141

Authors: GUSTAVO HASSEMER