@article{fdi:010082320, title = {{P}hylogenomics and biogeography of {C}unoniaceae ({O}xalidales) with complete generic sampling and taxonomic realignments}, author = {{P}illon, {Y}ohan and {H}opkins, {H}. {C}. {F}. and {M}aurin, {O}. and {E}pitawalage, {N}. and {B}radford, {J}. and {R}ogers, {Z}. {S}. and {B}aker, {W}. {J}. and {F}orest, {F}.}, editor = {}, language = {{ENG}}, abstract = {{P}remise {C}unoniaceae are a family of shrubs and trees with 27 genera and ca. 335 species, mostly confined to tropical and wet temperate zones of the southern hemisphere. {T}here are several known issues regarding generic limits, and the family also displays a number of intriguing long-range disjunctions. {M}ethods {W}e performed a phylogenomic study using the universal {A}ngiosperms353 probe set for targeted sequence capture. {W}e sampled 37 species covering all genera in the {C}unoniaceae, and those in the three closely related families of the crown {O}xalidales ({B}runelliaceae, {C}ephalotaceae, and {E}laeocarpaceae). {W}e also performed analyses for molecular dating and ancestral area reconstruction. {R}esults {W}e recovered the topology ({C}unoniaceae, ({C}ephalotaceae, ({B}runelliaceae, {E}laeocarpaceae))) and a well-resolved genus-level phylogeny of {C}unoniaceae with strongly supported clades corresponding to all previously recognized tribes. {A}s previously suspected, the genera {A}ckama and {W}einmannia were recovered as paraphyletic. {A}ustralasia was inferred as the likely ancestral area for the family. {C}onclusions {T}he current distribution of {C}unoniaceae is best explained by long-distance dispersal with a few possible cases of {A}ustralasian-{A}merican vicariance events. {E}xtinctions may have been important in determining the mostly {O}ceanian distribution of this family while some genera in the tribe {C}unonieae and in {N}ew {C}aledonia have undergone recent bursts of diversification. {N}ew generic diagnoses, 80 new combinations, and one new name are provided for a recircumscribed {A}ckama (including {S}piraeopsis), a much smaller {W}einmannia (mostly {N}ew {W}orld), and a resurrected {P}terophylla to accommodate {O}ld {W}orld taxa previously in {W}einmannia.}, keywords = {{A}ntarctica ; {A}ustralia ; {C}aldcluvia ; {G}ondwana ; {M}adagascar ; relicts ; {ANTARCTIQUE} ; {AUSTRALIE} ; {MADAGASCAR}}, booktitle = {}, journal = {{A}merican {J}ournal of {B}otany}, volume = {108}, numero = {7}, pages = {1181--1200}, ISSN = {0002-9122}, year = {2021}, DOI = {10.1002/ajb2.1688}, URL = {https://www.documentation.ird.fr/hor/fdi:010082320}, }