Vol. 520 No. 3: 21 September 2021

Published: 2021-09-21

DOI: https://doi.org/10.11646/phytotaxa.520.3

Article

Cortinarius anaunianus (Agaricales, Cortinariaceae): a new species of the Humolentes clade from Italy

ALESSANDRO FELLIN, ENRICO ERCOLE, RENATO JONNY FERRARI, ALFREDO VIZZINI

Published: 2021-09-21

DOI: 10.11646/phytotaxa.520.3.1

Page range: 225-240

Abstract views: 40

PDF downloaded: 1
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A new species of Kohleria (Gesneriaceae) from Southwestern Colombia

KATHERIN ARANGO-GÓMEZ, LAURA CLAVIJO, ALEJANDRO ZULUAGA

Published: 2021-09-21

DOI: 10.11646/phytotaxa.520.3.2

Page range: 241-248

Abstract views: 35

PDF downloaded: 1
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Three new species of Myrcia sect. Myrcia (Myrtaceae) from South America

LEIDIANA LIMA DOS SANTOS, THAÍS NOGALES DA COSTA VASCONCELOS, MARGARETH FERREIRA DE SALES, EVE LUCAS

Published: 2021-09-21

DOI: 10.11646/phytotaxa.520.3.3

Page range: 249-256

Abstract views: 19

PDF downloaded: 1
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Ludwigia irregularis (Onagraceae) a rare new species from southern Brazil, and typification of the morphologically similar L. myrtifolia

LUÍS ADRIANO FUNEZ, DAVID MOURA FARIAS, ANDRÉ LUÍS DE GASPER, GUSTAVO HASSEMER

Published: 2021-09-21

DOI: 10.11646/phytotaxa.520.3.4

Page range: 257-264

Abstract views: 40

PDF downloaded: 1
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A new species of Ceratostema (Ericaceae: Vaccinieae) from Ecuador

MARCO M. JIMÉNEZ, LEISBERTH VÉLEZ-ABARCA, LUIS OCUPA HORNA, NELSON JARAMILLO, LUIS E. BAQUERO

Published: 2021-09-21

DOI: 10.11646/phytotaxa.520.3.5

Page range: 265-272

Abstract views: 37

PDF downloaded: 1
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Hornschuchia mellosilvae (Annonaceae) a new species endemic to the Brazilian Atlantic Forest

JENIFER DE CARVALHO LOPES, LUCAS VILELA, DAVID M. JOHNSON

Published: 2021-09-21

DOI: 10.11646/phytotaxa.520.3.6

Page range: 273-278

Abstract views: 37

PDF downloaded: 1
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The moss family Rhachitheciaceae (Dicranales, Bryophyta) in Thailand

SAHUT CHANTANAORRAPINT, NILOBON SEVANAKUN, ORAWANYA SUWANMALA, PHIANGPHAK SUKKHARAK, NARIN PRINTARAKUL, SI HE

Published: 2021-09-21

DOI: 10.11646/phytotaxa.520.3.7

Page range: 279-284

Abstract views: 38

PDF downloaded: 1
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Trichoderma dumbbelliforme sp. nov. an undescribed fungus of order Hypocreales from India

PRAMEELADEVI T, DEEBA KAMIL, R. SUDEEP TOPPO, SHIV PRATAP CHOUDHARY

Published: 2021-09-21

DOI: 10.11646/phytotaxa.520.3.8

Page range: 285-295

Abstract views: 51

PDF downloaded: 1
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Correspondence

Validation of the calcareous dinophyte Wallidinellum (Peridiniales), with notes on the status of fossils in the Code

WOLFGANG BAUER, MARC GOTTSCHLING, HELMUT KEUPP, WOLF-HENNING KUSBER, KENNETH N. MERTENS

Published: 2021-09-21

DOI: 10.11646/phytotaxa.520.3.9

Page range: 296-300

Abstract views: 25

PDF downloaded: 1
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Vol. 520 No. 3: 21 September 2021

Article

Cortinarius anaunianus (Agaricales, Cortinariaceae): a new species of the Humolentes clade from Italy

**A new species of Kohleria (Gesneriaceae) from Southwestern Colombia**

**Three new species of Myrcia sect. Myrcia (Myrtaceae) from South America**

***Ludwigia irregularis* (Onagraceae) a rare new species from southern Brazil, and typification of the morphologically similar *L. myrtifolia***

**A new species of Ceratostema (Ericaceae: Vaccinieae) from Ecuador**

Hornschuchia mellosilvae (Annonaceae) a new species endemic to the Brazilian Atlantic Forest

The moss family Rhachitheciaceae (Dicranales, Bryophyta) in Thailand

Trichoderma dumbbelliforme sp. nov. an undescribed fungus of order Hypocreales from India

Correspondence

Validation of the calcareous dinophyte Wallidinellum (Peridiniales), with notes on the status of fossils in the Code