Taxonomic differentiation among Portulaca minensis (Portulacaceae) and its allies occurring within the Espinhaço Range, Brazil, based on macro and microcharacters Thaíla Vieira Alves dos SantosKelly Regina Batista LeiteReyjane Patricia de Oliveira Original Article 01 June 2021 Article: 42
The European species of Ribes subg. Ribes: population genetic testing of classical systematics Leona Leišová-SvobodováPascal Kissling Original Article 01 June 2021 Article: 41
Intraspecific variation of Vanilla planifolia (Orchidaceae) in the Huasteca region, San Luis Potosí, Mexico: morphometry of floral labellum Mónica Lima-MoralesBraulio Edgar Herrera-CabreraAdriana Delgado-Alvarado Original Article 26 May 2021 Article: 40
Setting the evolutionary timeline: Tillandsia landbeckii in the Chilean Atacama Desert Johanna MöbusChristiane KieferMarcus A. Koch Original Article Open access 20 May 2021 Article: 39
Taxonomic revision of the acidophilic genus Acidiella (Dothideomycetes, Capnodiales) with a description of new species from Poland Miroslav KolaříkHanna StępniewskaRobert Jankowiak Original Article 04 May 2021 Article: 38
Effect of hybridization on the morphological differentiation of the red oaks Quercus acutifolia and Quercus grahamii (Fagaceae) Alberto Pérez-PedrazaHernando Rodríguez-CorreaKen Oyama Original Article 29 April 2021 Article: 37
Reproductive barriers and genetic differentiation between continental and island populations of Epidendrum fulgens (Orchidaceae) Fábio PinheiroGiovanna Seleghin VeigaClarisse Palma da Silva Original Article 28 April 2021 Article: 36
Molecular analyses of the disjunctly distributed Osmunda regalis and O. japonica (Osmundaceae), with particular reference to introgression and hybridization Chie TsutsumiYoko Yatabe-KakugawaMasahiro Kato Original Article 17 April 2021 Article: 35
Cytogenetics of wild species of the Alstroemeriaceae family (Liliales) Pedro Jara-SeguelPaola Jara-ArancioCristian Araya-Jaime Original Article 12 April 2021 Article: 34
Description of hot spring dwelling Mastigocladus ambikapurensis sp. nov., using a polyphasic approach Tameshwar Prasad JaiswalSindhunath ChakrabortySatya Shila Singh Original Article 11 April 2021 Article: 33
Mimosa brevicalyx (Leguminosae-Caesalpinioideae): a new species based on molecular, anatomical, and morphological data Thainara Policarpo MendesMarcelo Fragomeni SimonMarcos José da Silva Original Article 07 April 2021 Article: 32
Phylogeny and the evolutionary origins of myrmecophytism in the Neonauclea clade (Rubiaceae) revisited, with particular emphasis on the Philippine lineages Jorge Anton D. OrdasSylvain G. RazafimandimbisonGrecebio Jonathan D. Alejandro Original Article 07 April 2021 Article: 31