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Featured researches published by Hans-Joachim Esser.


Taxon | 2014

(025–027) Proposals to amend Article 41 for incorporating different styles of bibliographic citations

Alexander N. Sennikov; Mark W. Chase; Maarten J. M. Christenhusz; Hans-Joachim Esser; Henry Väre

1 Botanical Museum, Finnish Museum of Natural History, University of Helsinki, Unioninkatu 44, P.O. Box 7, 00014 Helsinki, Finland 2 Herbarium, Komarov Botanical Institute of Russian Academy of Sciences, Prof. Popov str. 2, 197376 St. Petersburg, Russia 3 Jodrell Laboratory, Royal Botanic Gardens, Kew, Richmond, Surrey TW9 3DS, U.K. 4 Herbarium, Botanische Staatssammlung München, Menzinger Straße 67, 80638 München, Germany Author for correspondence: Alexander N. Sennikov, [email protected]


Phytotaxa | 2013

Hidden in the dry woods: Mapping the collection history and distribution of Gymnanthes boticario , a well-collected but very recently described species restricted to the dry vegetation of South America

Luciana dos Santos Dias de Oliveira; Marcelo Freire Moro; Eimear Nic Lughadha; Fernando Roberto Martins; André Laurênio de Melo; Hans-Joachim Esser; Margareth Ferreira de Sales


Phytotaxa | 2011

Two new taxa and two new combinations in Microstachys (Euphorbiaceae) from South America

Marcos José da Silva; Hans-Joachim Esser


Phytotaxa | 2014

The making of world’s largest journal in systematic botany

Zhi-Qiang Zhang; Maarten J. M. Christenhusz; Hans-Joachim Esser; Mark W. Chase; Maria S. Vorontsova; Heather Lindon; Alexandre K. Monro; H. Thorsten Lumbsch


Phytotaxa | 2016

Floristic and taxonomic treatment of Croton subsect. Medea (Euphorbiaceae) from Brazilian campos rupestres

Débora Medeiros; Luci de Senna Valle; Hans-Joachim Esser; Ruy José Válka Alves


Phytotaxa | 2013

Phytotaxa 100: The rise of a major journal in systematic and taxonomic botany

Zhi-Qiang Zhang; Hans-Joachim Esser; Maarten J. M. Christenhusz


Phytotaxa | 2012

A new year for Phytotaxa and some changes

Hans-Joachim Esser; Zhi-Qiang Zhang


Phytotaxa | 2018

The holotype of Chenopodium baryosmon (Chenopodiaceae) rediscovered: just one of many type specimens from the private herbarium of Schultes, now in the Turczaninow herbarium at KW

Sergei L. Mosyakin; Hans-Joachim Esser; Helmut Freitag


Phytotaxa | 2018

Reinstatement of Sapium sceleratum (Euphorbiaceae), an endemic species from Northeast Brazil, and new circumscription of Sapium argutum

Wesley Patrício Freire de Sá Cordeiro; André Laurênio de Melo; Sarah Maria Athiê-Souza; Hans-Joachim Esser; Margareth Ferreira de Sales


Phytotaxa | 2018

A new combination in African Gymnanthes (Euphorbiaceae)

Hans-Joachim Esser

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André Laurênio de Melo

Universidade Federal Rural de Pernambuco

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Margareth Ferreira de Sales

Universidade Federal Rural de Pernambuco

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Mark W. Chase

University of Western Australia

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Débora Medeiros

Federal University of Rio de Janeiro

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Luci de Senna Valle

Federal University of Rio de Janeiro

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Luciana dos Santos Dias de Oliveira

Universidade Federal Rural de Pernambuco

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Marcelo Freire Moro

State University of Campinas

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