Recommendations for typification of Vellozo’s names from Cunha, São Paulo (Brazil): Eriocaulaceae, Polygalaceae, and Violaceae José Floriano Barêa PastoreMarcelo TrovóJuliana de Paula-Souza Original Research 17 October 2022 Pages: 321 - 332
Psammisia murriensis (Ericaceae: Vaccinieae), a new mortiño and blueberry relative from Colombia Paola Pedraza-Peñalosa Original Research 21 October 2022 Pages: 333 - 338
Camellia phuongchiana (Theaceae, section Piquetia), a new species from Lam Dong Province, southern Vietnam Van Hoi QuachThanh Truong HoangAnthony S. Curry Original Research 24 August 2022 Pages: 339 - 345
Prioria peninsulae (Leguminosae, Detarioideae), una nueva especie de la Península de Osa, Costa Rica Daniel Santamaría-AguilarReinaldo Aguilar FernándezEugenia M. Flores-Vindas Original Research 09 September 2022 Pages: 346 - 360
Three New Species of Mimosa L. (Leguminosae) from the Brazilian Cerrado Hotspot of Biodiversity Thainara Policarpo MendesMarcelo Fragomeni SimonMarcos José da Silva Original Research 09 September 2022 Pages: 361 - 380
Bourreria franciscoi (Ehretiaceae, Boraginales), una nueva especie de Bourreria arbórea de Sinaloa, México Rito Vega-AviñaJuan Fernando Pío-León Original Research 15 August 2022 Pages: 381 - 387
Aiouea albopunctata (Lauraceae), a new species from eastern Brazil Marcelo Leandro Brotto Original Research 17 October 2022 Pages: 388 - 397
Pearcea lutea, a new species of Gesneriaceae from southeastern Ecuador John L. ClarkHenry X. Garzón-Suárez Original Research 24 August 2022 Pages: 398 - 402
A Checklist with Three New Species and Two New Country Records of Begonia from Dibang Valley, Arunachal Pradesh, India Eric WahlsteenDipankar Borah Original Research 13 October 2022 Pages: 403 - 418
Anthurium caldasii: a new species of Araceae from Colombia and its phylogenetic relationships with other black-spathed Anthurium species Freddy Méndez-UrbanoJulio Andrés Sierra-GiraldoNatalia Castaño-Rubiano Original Research 09 September 2022 Pages: 419 - 435
A revision of the Inocybe grammata group in North America including four new taxa P. Brandon MathenyAdriana CorralesNoah C. Walker Original Research 07 September 2022 Pages: 436 - 464