@article{fdi:010083090, title = {{G}enetic diversity of ectomycorrhizal {B}asidiomycetes from {A}frican and {I}ndian tropical rain forests}, author = {{R}iviere, {T}. and {D}iedhiou, {A}.{G}. and {D}iabate, {M}. and {S}enthilarasu, {G}. and {N}atarajan, {K}. and {V}erbeken, {A}. and {B}uyck, {B}. and {D}reyfus, {B}ernard and {B}{\'e}na, {G}illes and {B}a, {A}.{M}.}, editor = {}, language = {{ENG}}, abstract = {{E}ctomycorrhizal ({ECM}) fungi have a worldwide distribution. {H}owever, the ecology of tropical {ECM} fungi is poorly documented, limiting our understanding of the symbiotic associations between tropical plants and fungi. {ECM} {B}asidiomycete diversity was investigated for the first time in two tropical rain forests in {A}frica ({W}estern {U}pper {G}uinea) and in {A}sia ({W}estern {G}hats, {I}ndia), using a fragment of the mitochondrial large subunit r{RNA} gene to type 140 sporocarps and 54 ectomycorrhizas. {T}o evaluate taxonomic diversity, phylogenetic analyses were performed, and 40 sequences included from identified {E}uropean specimens were used as taxonomic benchmarks. {F}ive clades were recovered corresponding to six taxonomic groups: boletoids, sclerodermatoids, russuloids, thelephoroids, and a clade grouping the {A}manitaceae and {T}richolomataceae families. {O}ur results revealed that the {R}ussulaceae species display a great diversity with several putative new species, especially in {G}uinea. {O}ther taxonomic issues at family/section levels are also briefly discussed. {T}his study provides preliminary insights into taxonomic diversity, {ECM} status, and biogeographic patterns of {ECM} fungi in tropical two rain forest ecosystems, which appear to be as diverse as in temperate and boreal forests.}, keywords = {{GUINEE} ; {INDE} ; {ZONE} {TROPICALE}}, booktitle = {}, journal = {{M}ycorrhiza}, volume = {17}, numero = {5}, pages = {415--428}, ISSN = {0940-6360}, year = {2007}, URL = {https://www.documentation.ird.fr/hor/fdi:010083090}, }