Pu X., Umaña M.N., Jin G. In press. Trait-mediated neighbor effects on plant survival depend on life stages and stage-specific traits in a temperate forest. Forest Ecology and Management.

Zambrano J., Beckman, N.G. Marchand P., Thompson J. Uriarte M. Zimmerman J.K., Umaña M.N., and Swenson N.G. In press. The scale dependency of trait‐based tree neighborhood models. Journal of Vegetation Science.

Worthy S., Laughlin D., Zambrano J, Umaña M.N., Swenson N.G. In press. Alternative designs and tropical tree seedling growth performance landscapes. Ecology. e03007.

Umaña M.N., Manzané-Pinzón E., and Comita L. E. In press. Long‐term dynamics of liana seedlings suggest decelerating increases in liana relative abundance over time. Journal of Ecology 108: 460-469.

Ter Steege H., … Umaña M.N., …et al. 2020. Biased-corrected richness estimates for the Amazonian tree flora. Scientific reports 10:10130

Umaña M.N., Arellano G., Forero-Montaña J., Muscarella R., Nytch C., Thompson J., Swenson N.G., Uriarte M., and Zimmerman J. 2020. Large- and small-seeded species have contrasting functional neighborhoods in a subtropical forest. Ecosphere 11: 3016.


Ter Steege H., … Umaña M.N., …et al. 2019. Rarity of monodominance in hyperdiverse Amazonian forest. Scientific Reports 9: 13822.

Wang Z., Yu K., Lv S., Niklas K. J., Mipam T.D., Crowther T. W., Umaña M.N., Zhao Q., Huang H. Reich P. 2019. The scaling of fine root nitrogen versus phosphorus in terrestrial plants: A global synthesis. Functional Ecology 33: 2081-2094.

Umaña M.N., and Swenson N. G. 2019. Intraspecific variation in traits and tree growth along an elevational gradient in a subtropical forest. Oecologia 191: 153-164.

Umaña M.N., and Swenson N. G. 2019. Does trait variation within broadly distributed species mirror patterns across species? A case study in Puerto Rico. Ecology 100: e02745.

Shen, Y., Umaña M.N., Li W., Fang M., Chen Y., Lu H., Yu S. 2019. Coordination of leaf, stem and root traits in determining seedling mortality in a subtropical forest. Forest Ecology and Management 446: 285-292.

Zambrano J., Fagan W. F., Thompson J., Uriarte M., Zimmerman J. K., Umaña M.N., and Swenson N.G. 2019. Canopy overlap offers improved predictions of the effects of the functional neighborhood on tree survival and growth. Journal of Ecology 107: 887-900.

Umaña M.N., Forero-Montaña J., Nytch C., Thompson J., Uriarte M., Zimmerman J. and Swenson N.G. 2019. Dry conditions and disturbance promote liana seedlings survival and abundance. Ecology 100: e02556.


Comita L.S., Uriarte M., Forero-Montaña J., Kress W.J., Swenson N.G., Thompson J., Umaña M.N., and Zimmerman J.K. 2018. Changes in phylogenetic community structure of the seedling layer following hurricane disturbance in a human-impacted tropical forest. Forests 9: 556.

Johnson D.J., … Umaña M.N.,… 2018. Climate sensitive size-dependent survival in tropical trees. Nature Ecology and Evolution 2: 1436-1442.

Gomes, V.H., … Umaña M.N.,… 2018. Species distribution modeling: contrasting presence-only models with plot abundance data. Scientific Reports 8: 1003.

Song, X., Johnson D.J., Cao M., Umaña M.N., Deng X., Yang X., Zhang W., and Yang J. 2018. The strength of density dependent mortality is contingent on climate and seedling size. Journal of Vegetation Science 29: 662-670.

Umaña M.N., Zipkin E., Zhang C., Cao M., Lin L., and Swenson N.G. 2018. Individual-level trait dissimilarity and negative density dependence affect growth in tropical seedlings. Journal of Ecology 106: 2446-2455.

Yuxin, C.M.*, Umaña, M.N.*, Uriarte M. 2018. Abundance-dependent effects of neighborhood dissimilarity and growth rank reversal in a Neotropical forest. Proceedings of the Royal Society B.285:20172878.* Authors contributed equally

Umaña, M.N., Zhang C., Cao M., Lin L., and Swenson. N.G2018. Quantifying the role of intraspecific trait variation for allocation and organ-level traits in tropical seedling communities. Journal of Vegetation Science 29:276-284.


Swenson N.G., Iida Y., Howe R., Wolf A. Umaña M.N., Petprakob K., Turner B. and Ma K. 2017. Tree co-occurrence and transcriptomic response to drought. Nature communications 8: DOI:0.1038/s41467-017-02034-w.

Umaña M.N., Zhang C., Cao M., Lin L., and Swenson N.G. 2017. A core-transient framework for trait-based community ecology: an example from a tropical tree seedling community. Ecology Letters 20: 619-628.

Umaña M.N., Mi X., Cao M., Enquist B.J., Hao Z., Howe R., Iida Y., Johnson D., Lin L., Liu X., Ma K., Sun I-F., Thompson J., Uriarte M., Wang X., Wolf A., Yang J., Zimmerman J.K., and Swenson N.G. 2017. The role of functional uniqueness, spatial aggregation and habitat associations in explaining rarity in trees worldwide. Global Ecology and Biogeography 26: 777-786.

Han B, Umaña M.N., Liu X., Mi X. and Ma K. 2017. The role of transcriptomes linked with responses to light environment on seedling mortality in a subtropical forest, China. Journal of Ecology 105: 592-601.

Zambrano J., Iida Y., Howe R., Lin Luxiang, Umaña M.N., Wolf A., Worthy S., Swenson N. G. 2017. Neighborhood defense gene similarity effects on performance: A community transcriptomic approach. Journal of Ecology 105: 616-626. ** Harper prize for the best contribution in 2017 in Journal of Ecology.

Levis C., … Umaña M.N., …et al. 2017. Persistent effects of pre-Columbian plant domestication on Amazonian forest composition. Science 355: 925-931.

Arellano G., Umaña M.N., Macía M.J., Loza M.I., Fuentes A., Cala V. and Jørgensen P.M. 2017.  The role of niche overlap, environmental heterogeneity, landscape roughness and productivity in shaping species abundance distributions along the Amazon-Andes gradient.Global Ecology and Biogeography 26: 191-202.

Muelbert A. E., … Umaña M. N., M., …et al. 2017. Seasonal drought limits tree species across the Neotropics. Ecography 40: 618-629.


Umaña M. N., Forero-Montaña J., Muscarella R., Nytch C., Thompson J., Uriarte M., Zimmerman J., and Swenson N. G. 2016. Interspecific functional similarity and intra-specific negative density dependence underlie the seed to seedling transition in tropical trees. The American Naturalist 187: 99-109.

Liu X., Swenson N.G., Lin D., Mi X., Umaña M. N., Schmid B. and Ma K. 2016. Linking individual-level functional traits to tree growth in the context of the local abiotic environment, biotic neighborhood and overall phenotype in a subtropical forest. Ecology 97: 2396-2405.

Domínguez M., Escalante I., Carrasco-Rueda F., Figuerola-Hernández C. E., Ayup M. M, Umaña N., Ramos D., González A., Brizuela C., Delgado W. and Pacheco-Esquivel J. 2016. Losing legs and walking hard: effects of autotomy and substrate roughness in the locomotion of Prionostemma spp. Harvestmen. Journal of Arachnology 44: 76-82.

2012 – 2015

Ter Steege H., … Umaña M. N., M., …et al. 2015. Estimating the global conservation status of over 15,000 Amazonian trees. Science Advances 1: e1500936.

Umaña M. N., Zhang C., Cao M., Lin L., and Swenson N. G. 2015. Commonness, rarity, and intraspecific variation in traits and performance in tropical tree seedlings. Ecology Letters 18: 1329-1337.

Farji A., Chinchilla F., Umaña M. N., Ocasio-Torres M., Chauta-Mellizo A., Acosta-Rojas Diana, Marinaro S., de Torres Curth M. and Amador-Vargas S. 2014. Branching angles reflect a trade-off between reducing trail maintenance costs or travel distances in leaf-cutting ants. Ecology 96: 510-517.

Swenson N. G., and Umaña M. N. 2014. Phylofloristics: an example from the Lesser Antilles. Journal of Plant Ecology 7:176-187.

Gonzalez-Caro S., Umaña M. N., Alvarez E., Stevenson, P. R., and Swenson N.G. 2014. Phylogenetic alpha and beta diversity in tropical tree assemblages along regional scale environmental gradients in Northwest South America. Journal of Plant Ecology 7: 145-153.

Correa D., Stevenson P.S., Alvarez E., Aldana A.M., Umaña M. N., Cano A., Adarve J., Benitez D., Castaño A., Cogollo A., Devia W., Fernandez F., García L. M., Melo O, Peñuela M.C., Restrepo Z., Serna M., Velásquez O., Velásquez C. and von Hildebrand P. 2013. Frequency and abundance patterns of plant dispersal systems in Colombian forests and their relationships with the geographic regions of the country. Colombia Forestal 16: 33-51.

Ter Stegee H., … Umaña M. N., M., …et al. 2013. Hyperdominance in the Amazonian Flora. Science 342: 12430992.

Umaña M. N., Norden N., Cano A. & Stevenson P. 2012. Determinants of plant community assembly in a mosaic of landscape units in central Amazonia: ecological and phylogenetic perspectives. PLoS ONE: e45199.

Not Indexed

Umaña M. N., Stevenson P,  Hurtado A. B., Correa D. & Medina I. 2011. Dispersal syndromes among three landscape Units in Colombian lowland Amazonia. Journal of Plant Reproductive Biology 3: 155-159.

Umaña M. N., Stevenson P., Alcántara S., Lohmann L. 2011. Bignonia corymbosa (Bignoniaceae): A plant that deceives its floral visitors. Journal of Plant Reproductive Biology 3: 15-22.

Book chapters

Umaña M.N., Correa D.F., Cano A., Casas L.F., Cárdenas S., Villabuena B. and Stevenson P. 2018. Diversity of dispersal systems in Igapó forests: An analysis of local tree diversity, species turnover, and dispersal systems. In: Igapo (Black-water flooded forests) of the Amazon Basin. Randall W. Myster (Ed.). Pp 23-33.

Field Guides

Umana M.N., Cruz de Hoyos R. and Swenson N.G.. 2014. Seedlings of El Yunque, El Verde Field Station, El Yunque National Forest, Luquillo Mountains, Puerto Rico. Field Museum Rapid Color Guides.