Myriophyllum rubricaule sp. nov., a M. aquaticum look-alike only known in cultivation
Johan L. C. H. van VALKENBURG et al.
1-15, Published on 05 July 2022, art. 828 (1)
A new species of Habenaria (Orchidaceae, Asparagales) and a checklist of Orchidaceae from limestone outcrops of Brazil
João A.N. BATISTA et al.
16-44, Published on 06 July 2022, art. 828 (16)
The Oriental genera of Xyloperthini (Coleoptera: Bostrichidae: Bostrichinae), with a new genus and species from Thailand, and a key to the genera
West Palaearctic taxa formerly connected to the ‘old’ genusAtritomus Reitter, 1877 (Coleoptera, Mycetophagidae): taxonomy, distribution, and description of a new genus
Alessandro B. BISCACCIANTI et al.
61-74, Published on 08 July 2022, art. 828 (61) 
Hornschuchia (Annonaceae), an endemic and threatened genusfrom the Brazilian Atlantic Forest
Lucas VILELA & Jenifer DE CARVALHO LOPES
75-108, Published on 11 July 2022, art. 828 (75)
Eight new species of Dexosarcophaga Townsend, 1917 (Diptera, Sarcophagidae) from the Neotropical Region
Josenilson Rodrigues DOS SANTOS et al.
109-137, Published on 12 July 2022, art. 828 (109) 
Addition to Sweden’s freshwater sponge fauna and a phylogeographic study of Spongilla lacustris (Spongillida, Porifera) in southern Sweden
Chloé ROBERT et al.
138-167, Published on 13 July 2022, art. 828 (138) 
