@article{fdi:010079324, title = {{E}piphytic suspended soils from {B}orneo and {A}mazonia differ in their microbial community composition}, author = {{D}onald, {J}. and {M}axfield, {P}. and {L}eroy, {C}{\'e}line and {E}llwood, {M}. {D}. {F}.}, editor = {}, language = {{ENG}}, abstract = {{M}icrobial organisms support the high species diversity associated with tropical forests, and likely drive functional processes, but microorganisms found in rainforest canopies are not well understood. {W}e quantified the microbial diversity of suspended soils from two classical epiphytic model systems (bromeliads & bird's nest ferns) across two localities: the {N}ouragues {R}eserve in {F}rench {G}uiana and {D}anum {V}alley in {M}alaysian {B}orneo. {N}on-epiphytic suspended soils were also collected as controls at the {N}ouragues {R}eserve. {E}ffects of epiphyte type and sample location on microbial community composition were determined using {P}hospholipid {F}atty {A}cid ({PLFA}) analysis. {T}otal microbial biomass remained constant across the suspended soil types, but {PLFA} peaks denoting the relative abundance of different microbes varied between bromeliads, bird's nest ferns and non-epiphytic control soils. {S}uspended soils associated with bird's nest ferns from {B}orneo contained a microbial community significantly different in composition from those of congeneric bird's nest ferns from {A}mazonia, due to shifts in the relative abundance of fungi and bacteria. {O}ur findings reveal that epiphytes create convergent niches for microorganisms in tropical canopies, while highlighting the sensitive nature of suspended soil microbial communities.}, keywords = {{A}splenium ; {B}romeliaceae ; {B}acteria ; {F}ungi ; {R}ainforest ; {C}anopy ; {B}orneo ; {F}rench {G}uiana ; {PLFA} ; {BORNEO} ; {AMAZONIE} ; {GUYANE} {FRANCAISE}}, booktitle = {}, journal = {{A}cta {O}ecologica}, volume = {106}, numero = {}, pages = {art. 103586 [6 p.]}, ISSN = {1146-609{X}}, year = {2020}, DOI = {10.1016/j.actao.2020.103586}, URL = {https://www.documentation.ird.fr/hor/fdi:010079324}, }