Christopher Tyrrell January 29, 2024 Volume 114 Christopher Tyrrell January 29, 2024 A MONOGRAPH OF COREOPSIS S.S., BURNELLIA, GYROPHYLLUM, PSEUDOAGARISTA, AND SILPHIDIUM (COREOPSIDEAE – COMPOSITAE)Mesfin Tadesse and Daniel J. Crawford
Christopher Tyrrell March 31, 2023 Volume 113 Christopher Tyrrell March 31, 2023 A REVISION OF BEGONIA SECTION GOBENIAMark C. Tebbitt and Álvaro J. Pérez
Christopher Tyrrell June 9, 2022 Volume 112 Christopher Tyrrell June 9, 2022 TAXONOMIC REVISION OF LUNDIA DC. (BIGNONIACEAE, BIGNONIEAE)Miriam Kaehler and Lúcia G. Lohmann
Christopher Tyrrell June 9, 2022 Volume 111 Christopher Tyrrell June 9, 2022 A Synopsis of the family Sphagnaceae in BrazilDenise Pinheiro da Costa
Mark Mayfield January 21, 2021 Volume 110 Mark Mayfield January 21, 2021 A Phylogenetic Monograph of Mentzelia Section Bartonia (Loasaceae)John J. Schenk and Larry Hufford