Vol. 494 No. 1: 31 March 2021

Published: 2021-03-31

DOI: https://doi.org/10.11646/phytotaxa.494.1

Article

The genus Carex (Cyperaceae) in Armenia

JACOB KOOPMAN, TARON ALEKSANYAN, ALLA ALEKSANYAN, GEORGE FAYVUSH, MARINA OGANESIAN, ERNST VITEK, HELENA WIĘCŁAW

Published: 2021-03-31

DOI: 10.11646/phytotaxa.494.1.1

Page range: 1–41

Abstract views: 32

PDF downloaded: 1
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Taxonomic and nomenclatural novelties in Leucoagaricus (Agaricaceae) from Brazil

CELESTE HEISECKE, JAIME ANDRÉS DUQUE BARBOSA, MARIA ALICE NEVES, ANIBAL ALVES DE CARVALHO JR

Published: 2021-03-31

DOI: 10.11646/phytotaxa.494.1.2

Page range: 42–58

Abstract views: 24

PDF downloaded: 1
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Marasmius tricystidiatus sp. nov. (Agaricales, Marasmiaceae) and its morphological and phylogenetic relationship with Marasmius jalapensis

NATALIA A. RAMÍREZ, NICOLÁS NIVEIRO, CARLOS A. SALVADOR-MONTOYA, FÁTIMA PIRIS DA MOTTA, M. LAURA PÉREZ, ORLANDO F. POPOFF

Published: 2021-03-31

DOI: 10.11646/phytotaxa.494.1.3

Page range: 59–74

Abstract views: 26

PDF downloaded: 1
Notes on lichenicolous Pleosporales, with two new species, Didymocyrtis azorica and Pseudopyrenidium epipertusariae (Phaeosphaeriaceae)

J. ETAYO, R. PINO-BODAS

Published: 2021-03-31

DOI: 10.11646/phytotaxa.494.1.4

Page range: 75–88

Abstract views: 29

PDF downloaded: 2
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Nomenclatural and taxonomic notes on some names of Sesleria sect. Argenteae (Poaceae) from Italy and the Balkans

ROMEO DI PIETRO, NEVENA KUZMANOVIĆ, DMITAR LAKUŠIĆ, DANIELE VICIANI, PAOLA FORTINI, DUILIO IAMONICO

Published: 2021-03-31

DOI: 10.11646/phytotaxa.494.1.5

Page range: 89–102

Abstract views: 32

PDF downloaded: 1
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Three new species of Erycibe (Convolvulaceae) from Malesia

PHONGSAKORN KOCHAIPHAT, PAWEENA TRAIPERM, TIMOTHY M.A. UTTERIDGE

Published: 2021-03-31

DOI: 10.11646/phytotaxa.494.1.6

Page range: 103–112

Abstract views: 27

PDF downloaded: 2
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Cortinarius jiaoheensis (Cortinariaceae), a new species of Cortinarius subgenus Telamonia section Flexipedes, from northeast China

YING LUO, TOLGOR BAU

Published: 2021-03-31

DOI: 10.11646/phytotaxa.494.1.7

Page range: 113–121

Abstract views: 41

PDF downloaded: 54
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Delairea aparadensis (Asteraceae, Senecioneae), the first native species of the genus in the Americas

LUÍS A. FUNEZ, GUSTAVO HASSEMER, NIVALDO PERONI, ELISANDRO R. DRECHSLER-SANTOS

Published: 2021-03-31

DOI: 10.11646/phytotaxa.494.1.8

Page range: 122–128

Abstract views: 38

PDF downloaded: 1
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A new species of Calea (Neurolaeneae, Asteraceae) from the Atlantic Forest, Minas Gerais, southeastern Brazil

GENILSON ALVES DOS REIS E SILVA, JIMI NAOKI NAKAJIMA

Published: 2021-03-31

DOI: 10.11646/phytotaxa.494.1.9

Page range: 129–136

Abstract views: 41

PDF downloaded: 1
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A taxonomic note of Pterocephalus (Caprifoliaceae) from N Iran

MASSOUD RANJBAR, ZAHRA RANJBAR

Published: 2021-03-31

DOI: 10.11646/phytotaxa.494.1.10

Page range: 137–144

Abstract views: 34

PDF downloaded: 1
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Agrostis barikii (Poaceae: Agrostidinae), a new grass species from Western Himalaya, India

DILESHWAR PRASAD, REKHA YADAV, SHUBHAM JAISWAL, SHAILJA TRIPATHI, PRIYANKA AGNIHOTRI

Published: 2021-03-31

DOI: 10.11646/phytotaxa.494.1.11

Page range: 145–150

Abstract views: 28

PDF downloaded: 2
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Begonia ×dinglensis, a natural hybrid of Philippine Begonia section Baryandra, as evidenced by morphological, phylogenetic and cytological data

KOH NAKAMURA, ROSARIO RIVERA RUBITE, YOSHIKO KONO, JELENE V. MACABASCO, ARLENE D. TALAÑA, GRECEBIO J. D. ALEJANDRO, MENG-JUNG HO, HSUN-AN YANG, KUO-FANG CHUNG, CHING-I PENG

Published: 2021-03-31

DOI: 10.11646/phytotaxa.494.1.12

Page range: 151–164

Abstract views: 40

PDF downloaded: 1
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Justicia cordifolia, a new combination in Brazilian Acanthaceae

LUÍS ADRIANO FUNEZ, DENISE MONTE BRAZ

Published: 2021-03-31

DOI: 10.11646/phytotaxa.494.1.13

Page range: 165–169

Abstract views: 34

PDF downloaded: 2
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Correspondence

Erechtites albiflorus (Asteraceae: Senecioneae), the correct name for Cacalia prenanthoides and E. petiolatus

GUSTAVO HASSEMER, LUÍS A. FUNEZ

Published: 2021-03-31

DOI: 10.11646/phytotaxa.494.1.14

Page range: 170–172

Abstract views: 36

PDF downloaded: 1
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Lectotypification of names in Duthiea (Poaceae)

REKHA YADAV, SHAILJA TRIPATHI, DILESHWAR PRASAD, SHUBHAM JAISWAL, VIRENDRA K. MADHUKAR, PRIYANKA AGNIHOTRI

Published: 2021-03-31

DOI: 10.11646/phytotaxa.494.1.15

Page range: 173–176

Abstract views: 32

PDF downloaded: 1
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Vol. 494 No. 1: 31 March 2021

Article

**The genus Carex (Cyperaceae) in Armenia**

**Taxonomic and nomenclatural novelties in Leucoagaricus (Agaricaceae) from Brazil**

***Marasmius tricystidiatus sp. nov.* (Agaricales, Marasmiaceae) and its morphological and phylogenetic relationship with *Marasmius jalapensis***

**Notes on lichenicolous Pleosporales, with two new species, Didymocyrtis azorica and Pseudopyrenidium epipertusariae (Phaeosphaeriaceae)**

**Nomenclatural and taxonomic notes on some names of Sesleria sect. Argenteae (Poaceae) from Italy and the Balkans**

**Three new species of Erycibe (Convolvulaceae) from Malesia**

Cortinarius jiaoheensis (Cortinariaceae), a new species of Cortinarius subgenus Telamonia section Flexipedes, from northeast China

Delairea aparadensis (Asteraceae, Senecioneae), the first native species of the genus in the Americas

**A new species of Calea (Neurolaeneae, Asteraceae) from the Atlantic Forest, Minas Gerais, southeastern Brazil**

**A taxonomic note of Pterocephalus (Caprifoliaceae) from N Iran**

Agrostis barikii (Poaceae: Agrostidinae), a new grass species from Western Himalaya, India

Begonia ×dinglensis, a natural hybrid of Philippine Begonia section Baryandra, as evidenced by morphological, phylogenetic and cytological data

Justicia cordifolia, a new combination in Brazilian Acanthaceae

Correspondence

***Erechtites albiflorus* (Asteraceae: Senecioneae), the correct name for Cacalia prenanthoides and *E. petiolatus***

**Lectotypification of names in Duthiea (Poaceae)**