@article{fdi:010073023, title = {{A}bundance, richness and composition of lianas in forest communities along an elevation gradient in {N}ew {C}aledonia}, author = {{B}ruy, {D}avid and {I}banez, {T}. and {M}unzinger, {J}{\'e}r{\^o}me and {I}snard, {S}andrine}, editor = {}, language = {{ENG}}, abstract = {{B}ackground: {L}ianas are an abundantand dynamic component of tropical forests, and their abundance ispredicted to increase with global change. {A} better understandingof factors that explain their distribution is required, especially onoceanic islands for which few data are available.{A}ims: {I}dentifythe environmental factors that shape liana communities in {N}ew{C}aledonian forests{M}ethods: {W}e studied liana abundance,basal area, richness and climbing modes in 27 forest plots (20m x 20 m) along an elevation gradient (sea level to ca. 1000 ma.s.l.) that covers different forest types and precipitation regimes.{R}esults: {W}e inventoried 992 lianas belonging to 71 species. {T}he abundance and basal area decreased logarithmically withincreasing elevation while species richness tended to peak at midelevations.{T}wining lianas were the most abundant and species-richfunctional group. {W}e found no clear relationship between climbingmodes and forest structure.{C}onclusions: {O}ur results show thatliana abundance decreases with increasing elevation in responseto lower precipitation in seasonal dry forest. {A}t high elevation (600-1000 m a.s.l.), climbing secondary hemi-epiphytes replace lianasprobably as a result of climate-based niche differentiation. {V}ariationof species richness along the gradient could not be explained byprecipitation or by forest structural parameters.}, keywords = {climbers ; climbing secondary hemi-epiphytes ; climbing modes ; diversity ; forest structure ; oceanic island ; twining ; {NOUVELLE} {CALEDONIE}}, booktitle = {}, journal = {{P}lant {E}cology and {D}iversity}, volume = {10}, numero = {5-6}, pages = {469--481}, ISSN = {1755-0874}, year = {2017}, DOI = {10.1080/17550874.2018.1430186}, URL = {https://www.documentation.ird.fr/hor/fdi:010073023}, }