1. Orchidaceae in floodplains of the islands of Abaetetuba, Amazonian Brazil: a flora threatened by intensive management for açaí palm (Euterpe oleracea)

   • Ricardo Leite Ferreira Filho
   • Felipe Fajardo Villela Antolin Barberena
   • Jeferson Miranda Costa

   Original Research 26 January 2021 Pages: 1 - 24

   

2. Oxalis cipoensis, a new name for the illegitimate Oxalis calcicola (Oxalidaceae) from Brazil

   • Tiago Souza Costa
   • James Lucas Da Costa-Lima
   • Pedro Fiaschi

   OriginalPaper 17 November 2020 Pages: 25 - 26

3. Leaf anatomy of Vriesea (Tillandsioideae–Bromeliaceae)

   • Christian Gomes Faria
   • Andressa Silva Silva
   • Bárbara de Sá Haiad

   Original Research 07 January 2021 Pages: 27 - 52

   

4. Taxonomy of Fernseea: a Brazilian endemic and endangered genus of Bromeliaceae

   • Raquel Fernandes Monteiro

   Original Research 17 November 2020 Pages: 53 - 61

   

5. Una especie nueva de Sisyrinchium (Iridaceae: Iridioideae) de San Luis Potosí, México

   • Jacqueline Ceja-Romero
   • Sergio Zamudio

   Original Research 06 January 2021 Pages: 62 - 66

   

6. Taxonomic novelties of Piper (Piperaceae) from the Amazonian slopes of the Northern Andes

   • William Trujillo
   • M. Alejandra Jaramillo

   Original Research 17 November 2020 Pages: 67 - 76

   

7. Rediscovering the genus Lubaria (Rutaceae: Galipeinae), a new species and first record for Colombia

   • Yeison Londoño-Echeverri
   • Ana M. Trujillo-López
   • Jorge A. Pérez-Zabala

   Original Research 19 January 2021 Pages: 77 - 84

   

8. A revision of the florbella group of Miconia (Melastomataceae, Miconieae) with description of three new species

   • Fabián A. Michelangeli
   • Renato Goldenberg

   Original Research 08 September 2020 Pages: 85 - 105

   

9. Two new species and new synonyms in Microlicieae (Melastomataceae) from Minas Gerais, Brazil

   • Ricardo Pacifico
   • Frank Almeda
   • Karina Fidanza

   Original Research 22 January 2021 Pages: 106 - 115

   

10. Five new species of North American Taraxacum (Asteraceae)

    • Curtis R. Björk

    Original Research 17 November 2020 Pages: 116 - 126

    

11. Nomenclatural novelties appearing in Brittonia 72 (2020)*

    Index 09 April 2021 Pages: 127 - 130