@article{fdi:010077852, title = {{T}ree communities and soil properties influence fungal community assembly in neotropical forests}, author = {{S}chimann, {H}. and {V}leminckx, {J}. and {B}araloto, {C}. and {E}ngel, {J}ulien and {J}aouen, {G}. and {L}ouisanna, {E}. and {M}anzi, {S}. and {S}agne, {A}. and {R}oy, {M}.}, editor = {}, language = {{ENG}}, abstract = {{T}he influence exerted by tree communities, topography, and soil chemistry on the assembly of macrofungal communities remains poorly understood, especially in highly diverse tropical forests. {H}ere, we used a large dataset that combines inventories of macrofungal {B}asidiomycetes fruiting bodies, tree species composition, and measurements for 16 soil physicochemical parameters, collected in 34 plots located in four sites of lowland rain forests in {F}rench {G}uiana. {P}lots were established on three different topographical conditions: hilltop, slope, and seasonally flooded soils. {W}e found hyperdiverse {B}asidiomycetes communities, mainly comprising members of {A}garicales and {P}olyporales. {P}hosphorus, clay contents, and base saturation in soils strongly varied across plots and shaped the richness and composition of tree communities. {T}he latter composition explained 23% of the variation in the composition of macrofungal communities, probably through high heterogeneity of the litter chemistry and selective effects of biotic interactions. {T}he high local heterogeneity of habitats influenced the distribution of both macrofungi and trees, as a result of diversed local soil hydromorphic conditions associated with contrasting soil chemistry. {T}his first regional study across habitats of {F}rench {G}uiana forests revealed new niches for macrofungi, such as ectomycorrhizal ones, and illustrates how macrofungi inventories are still paramount to can be to understand the processes at work in the tropics. in {S}panish is available with online material.}, keywords = {communities ; composition ; diversity ; habitat ; lowland neotropical rain ; forest ; macrofungi ; soil properties ; trees ; {GUYANE} {FRANCAISE}}, booktitle = {}, journal = {{B}iotropica}, volume = {52}, numero = {3}, pages = {444--456}, ISSN = {0006-3606}, year = {2020}, DOI = {10.1111/btp.12747}, URL = {https://www.documentation.ird.fr/hor/fdi:010077852}, }