Vol. 496 No. 2: 12 April 2021

Published: 2021-04-12

DOI: https://doi.org/10.11646/phytotaxa.496.2

Article

Pseudostaurosira crateri sp. nov. (Fragilariaceae, Bacillariophyta), a new small araphid, fossil diatom species from the Pleistocene (Atlantic Forest, Brazil)

GISELE C. MARQUARDT, DENISE C. BICUDO, CARLOS E. DE M. BICUDO, MARIE-PIERRE LEDRU, LUC ECTOR, CARLOS E. WETZEL

Published: 2021-04-12

DOI: 10.11646/phytotaxa.496.2.1

Page range: 105–120

Abstract views: 18

PDF downloaded: 1
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Sellaphora pelagonica (Bacillariophyceae), a new species from dystrophic ponds in the Republic of North Macedonia

HRISTINA KOCHOSKA, DUŠICA ZAOVA, ANASTASIJA VIDESKA, DANIJELA MITIC-KOPANJA, HRISTINA NAUMOVSKA, CARLOS E. WETZEL, LUC ECTOR, ZLATKO LEVKOV

Published: 2021-04-12

DOI: 10.11646/phytotaxa.496.2.2

Page range: 121–133

Abstract views: 19

PDF downloaded: 1
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Nomenclatural notes in the Pleurothallidinae (Orchidaceae): miscellaneous part II

ADAM P. KARREMANS, GUSTAVO ROJAS-ALVARADO, LUIZ EDUARDO BEZERRA-SILVA, JEFFREY FLORES-ROJAS, JOSE MARTÍN MURILLO-MURILLO, MARYSOL ROMERO-CECILIANO, OSCAR A. SEGURA-BERMÚDEZ

Published: 2021-04-12

DOI: 10.11646/phytotaxa.496.2.3

Page range: 134–146

Abstract views: 19

PDF downloaded: 1
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Pluteus hubregtseorum (Pluteaceae), a new species from Australia and New Zealand

HANA ŠEVČÍKOVÁ, JAN BOROVIČKA, GENEVIEVE GATES

Published: 2021-04-12

DOI: 10.11646/phytotaxa.496.2.4

Page range: 147–158

Abstract views: 23

PDF downloaded: 1
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Graptopetalum rosanevadoensis (Crassulaceae): A new haplostemonous species from the Nevado de Colima, Jalisco, Mexico

J. ANTONIO VÁZQUEZ-GARCÍA, RAÚL ACEVEDO-ROSAS, MIGUEL CHÁZARO-BASÁÑEZ, GREGORIO NIEVES-HERNÁNDEZ, EDUARDO SAHAGÚN-GODÍNEZ

Published: 2021-04-12

DOI: 10.11646/phytotaxa.496.2.5

Page range: 159–169

Abstract views: 22

PDF downloaded: 1
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Zehneria palmatiloba, a new species of Cucurbitaceae from Atlantic Central Africa

OLIVIER LACHENAUD, HANNO SCHAEFER

Published: 2021-04-12

DOI: 10.11646/phytotaxa.496.2.6

Page range: 170–178

Abstract views: 27

PDF downloaded: 1
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Nomenclatural notes on species of Cleistes (Orchidaceae: Vanilloideae) described by João Barbosa Rodrigues

EMERSON RICARDO PANSARIN, FÁBIO DE BARROS, ANA KELLY KOCH

Published: 2021-04-12

DOI: 10.11646/phytotaxa.496.2.7

Page range: 179–188

Abstract views: 18

PDF downloaded: 1
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Novelties in Croton (Euphorbiaceae) from southern South America

EDUARDO VALDUGA, MARTIN MOLZ, INÊS CORDEIRO, JOÃO IGANCI

Published: 2021-04-12

DOI: 10.11646/phytotaxa.496.2.8

Page range: 189–194

Abstract views: 24

PDF downloaded: 2
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Notes on the nomenclatural types of Notoceras bicorne (Cruciferae) and its heterotypic synonyms

P. PABLO FERRER-GALLEGO, EMILIO LAGUNA

Published: 2021-04-12

DOI: 10.11646/phytotaxa.496.2.9

Page range: 195–200

Abstract views: 22

PDF downloaded: 1
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Correspondence

Nomenclatural novelties published in Kalanchoe (Crassulaceae subfam. Kalanchooidee) by Boiteau and Allorge-Boiteau in 1995

GIDEON F. SMITH

Published: 2021-04-12

DOI: 10.11646/phytotaxa.496.2.10

Page range: 201–207

Abstract views: 17

PDF downloaded: 1
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On Chenopodium rugosum (Chenopodiaceae), an enigmatic taxon described by Aellen from Siberia

SERGEI L. MOSYAKIN, KONSTANTIN ROMASCHENKO

Published: 2021-04-12

DOI: 10.11646/phytotaxa.496.2.11

Page range: 208–212

Abstract views: 16

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Validation of the combination Tectaria pentagonalis (Tectariaceae)

SHI-YONG DONG

Published: 2021-04-12

DOI: 10.11646/phytotaxa.496.2.12

Page range: 213–214

Abstract views: 19

PDF downloaded: 1
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Vol. 496 No. 2: 12 April 2021

Article

Pseudostaurosira crateri sp. nov. (Fragilariaceae, Bacillariophyta), a new small araphid, fossil diatom species from the Pleistocene (Atlantic Forest, Brazil)

Sellaphora pelagonica (Bacillariophyceae), a new species from dystrophic ponds in the Republic of North Macedonia

Nomenclatural notes in the Pleurothallidinae (Orchidaceae): miscellaneous part II

Pluteus hubregtseorum (Pluteaceae), a new species from Australia and New Zealand

Graptopetalum rosanevadoensis (Crassulaceae): A new haplostemonous species from the Nevado de Colima, Jalisco, Mexico

Zehneria palmatiloba, a new species of Cucurbitaceae from Atlantic Central Africa

**Nomenclatural notes on species of Cleistes (Orchidaceae: Vanilloideae) described by João Barbosa Rodrigues**

**Novelties in Croton (Euphorbiaceae) from southern South America**

**Notes on the nomenclatural types of Notoceras bicorne (Cruciferae) and its heterotypic synonyms**

Correspondence

**Nomenclatural novelties published in Kalanchoe (Crassulaceae subfam. Kalanchooidee) by Boiteau and Allorge-Boiteau in 1995**

**On Chenopodium rugosum (Chenopodiaceae), an enigmatic taxon described by Aellen from Siberia**

**Validation of the combination Tectaria pentagonalis (Tectariaceae)**