The Muchhala Lab
University of Missouri - St. Louis
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Opedal, O. H., R. Pérez-Barrales, V. L. G. Brito, N. Muchhala and A. Dellinger. (In press). Pollen as the link between floral phenotype and fitness. American Journal of Botany

Yu, R. and N. Muchhala (In review). Diverse pollen loads improve female reproductive success but not progeny vigor in Allium stellatum. American Journal of Botany

Moreira-Hernández, J., H. Ghai, N. Terzich, R. Zambrano-Cevallos, N. Oleas and N. Muchhala. (In press). Limited reproductive interference despite high rates of heterospecific pollen transfer among co-occurring bat-pollinated Burmeistera.  American Journal of Botany

Gamba and  N. Muchhala. 2023. Pollinator type strongly impacts gene flow within and among plant populations for six Neotropical species. Ecology 104 (1), e3845 


Lagomarsino, L., L. Frankel, S. Uribe-Convers, A. Antonelli and  N. Muchhala. 2022. Increased resolution in the face of conflict: phylogenomics of the Neotropical bellflowers (Campanulaceae: Lobelioideae), a rapid plant radiation. Annals of Botany 129 (6), 723-736

Calderón-Acevedo, C., J. Bagley, and N. Muchhala. 2022. Genome-wide ultraconserved elements resolve phylogenetic relationships and biogeographic history among Neotropical leaf-nosed bats in the genus Anoura (Phyllostomidae). Molecular Phylogenetics and Evolution 167 (2022) 107356


Moreira-Hernández, J., C. Calderón-Acevedo, and N. Muchhala. 2021. Fur, wings, and flowers: development and progress on nectarivorous bat research in the last 50 years. Chp 9 (pp. 135-149) in B. Lim (ed), 50 Years of Bat Research. Springer, Cham.

Muchhala, N., and B. Mashburn. 2021. Three new species of Burmeistera (Campanulaceae) endemic to Ecuador. Phytotaxa 490(3):253-262

Mashburn, B., C. Ulloa Ulloa, and N. Muchhala. 2021. Six new species of Burmeistera (Campanulaceae) endemic to Ecuador. Novon 29:51-69

Calderón-Acevedo, C., M. E. Rodríguez-Posada and N. Muchhala. 2021. Morphology and genetics concur that Anoura carishina is a synonym of Anoura latidens (Chiroptera, Glossophaginae). Mammalia 85(5): 471–481


Calderón-Acevedo, C., and N. Muchhala. 2020. First record of the Broad-toothed Tailless Bat, Anoura latidens Handley 1984 (Chiroptera, Phyllostomidae) in Bolivia. Checklist 16(6): 1545–1550

Gamba, D., A. and N. Muchhala. 2020. Global patterns of population genetic differentiation in seed plants. Molecular Ecology 29:3413-3428

Armbruster, S., and N. Muchhala. 2020. Floral reorientation: the restoration of pollination accuracy after accidents. New Phytologist 227: 232–243  

Muchhala, N. and M. Tschapka. 2020. The ecology and evolution of nectar-feeding phyllostomids. Chp. 16 in T. H. Fleming, L. Davalos, and M. Mello (eds.) Phyllostomid Bats, a Unique Mammalian Radiation. University of Chicago Press.

Bagley, J.C., S. Uribe-Convers, M. M. Carlsen, and N. Muchhala. 2020. Utility of targeted sequence capture for phylogenomics in rapid, recent angiosperm radiations: Neotropical Burmeistera bellflowers as a case study. Molecular Phylogenetics and Evolution106769

Mashburn, B., A. J. Pérez, C. Persson, C. Zapata, D. Cevallos, and N. Muchhala. 2020. Burmeistera quimiensis (Lobelioideae, Campanulaceae): A new species from the Cordillera del Cóndor range in southeast Ecuador. Phytotaxa, 433(1), 67-74


Moreira, J. and N. Muchhala. 2019. Importance of pollinator-mediated interspecific pollen transfer for angiosperm evolution. Annual Review of Ecology, Evolution, and Systematics 50:191-217

N. Muchhala. 2019. Quantum dots shed light on angiosperm speciation. New Phytologist 224 (3), 1005-1008

Moreira, J., N. Terzich, R. Zambrano-Cevallos, N. H. Oleas, and N. Muchhala. 2019. Differential tolerance to heterospecific pollen deposition in two sympatric species of Burmeistera (Campanulaceae: Lobelioideae). International Journal of Plant Systematics 180 (9), 987-995

Lagomarsino, L. and N. Muchhala. 2019. A gradient of pollination specialization in three species of Bolivian Centropogon. American Journal of Botany 106(5):1-10


Vallejo, A. F., A. J. Perez, D. Cevallos, and N. Muchhala. 2018. New species of Burmeistera (Campanulaceae: Lobelioideae) from Ecuador. Phytotaxa 362(3):263-270

Calderón-Acevedo, C., and N. Muchhala. 2018. Identification and diagnosis of Anoura fistulata with remarks on its presumed presence in Bolivia. Journal of Mammalogy 99(1):131-137


Lagomarsino, L., B. Forrestel, N. Muchhala, and C. C. Davis. 2017. Repeated evolution of vertebrate pollination syndromes in a recently diverged Andean plant clade. Evolution 71(8):1970-1985.

Maguiña, R., and N. Muchhala. 2017. Do artificial nectar feeders affect bat-plant interactions in an Ecuadorian cloud forest? Biotropica 49(5):586–592. 

Gamba, D., R. Maguiña, C. Calderón-Acevedo, K. Torres, and N. Muchhala.  2017. Seed dispersal for the unusual inflated berries of Burmeistera (Campanulaceae).  Neotropical Biodiversity 3(1):10-17.

Uribe-Convers, S., M. M. Carlsen, L. P. Lagomarsino, and N. Muchhala. 2017. Phylogenetic relationships of Burmeistera (Campanulaceae: Lobelioideae): Combining whole plastome with targeted loci data in a recent radiation. Molecular Phylogenetics and Evolution 107(2017):551-563.


Lagomarsino, L. P., D. Santamaría Aguilar, and N. Muchhala. 2015. Two new species of Burmeistera (Campanulaceae: Lobelioideae) from the Cordillera de Talamanca of Costa Rica and Panama, with a key to the Central American species. Systematic Botany 40(3):914-921.

Muchhala, N., and D. Serrano. 2015. The complexity of background clutter affects nectar bat use of flower odor and shape cues. PlosONE 10(10):e0136657.

Muchhala, N., and A. Perez.  2015. Burmeistera zamorensis (Campanulaceae: Lobelioideae), a new species from southern Ecuador. Novon 24(1):36-38.

Clark, J. L., L. Clavijo, and Muchhala, N. 2015. Convergence of anti-bee pollination mechanisms in the Neotropical plant genus Drymonia (Gesneriaceae). Evolutionary Ecology 29(3):355-377.


Lagomarsino, L. P., A. Antonelli, N. Muchhala, S. Mathews, and C. C. Davis. 2014. Phylogeny, classification, and fruit evolution of the species-rich Neotropical bellflowers (Campanulaceae: Lobelioideae). American Journal of Botany 101(12):2097-2112.

Muchhala, N., S. Johnsen, and S. D. Smith. 2014. Competition for hummingbird pollination shapes flower color variation in Andean Solanaceae.  Evolution 68(8): 2275–2286.


Muchhala, N., and J. D. Thomson. 2012. Interspecific competition in pollination systems: costs to male fitness via pollen misplacement. Functional Ecology 26(2):476-482.

Jorgensen, P.M., N. Muchhala, and J.M. MacDougal. 2012. Passiflora unipetala, a new bat-pollinated species of Passiflora supersection Tacsonia. Novon 22(2):174-179.


Moreno, M.P. and N. Muchhala. 2011. Campanulaceae. In R. Valencia, N. Pitman, S. León-Yánez, and P.M. Jørgensen (eds.), Libro rojo de las plantas endémicas del Ecuador, segunda edicion. Herbario QCA, Pontificia Universidad Católica del Ecuador, Quito, Ecuador.

Garibaldi, L.A., N. Muchhala, I. Motzke, L. Bravo-Monroy, R. Olschewski, and A.M. Klein. 2011. Services from plant-pollinator interactions in the Neotropics. Pp. 119-139 in B. Rapidel, F. DeClerck, J.F. Le Coq, J. Beer (eds.), Ecosystem Services from Agriculture and Agroforestry: Measurement and Payment. Earthscan, London, UK.


Muchhala, N., Z. Brown, W.S. Armbruster, and M.D. Potts. 2010. Competition drives specialization in pollination systems through costs to male fitness. American Naturalist 176(6):732-743

Muchhala, N., and J.D. Thomson. 2010. Fur versus feathers: Pollen delivery by bats and hummingbirds, and consequences for pollen production. American Naturalist 175(6):717-726.


Muchhala, N., and J.D. Thomson. 2009. Going to great lengths: selection for long corolla tubes in an extremely specialized bat-flower mutualism. Proceedings of the Royal Society B 276:2147-2152 

Muchhala, N., A. Caiza, J.C. Vizuete, and J.D. Thomson. 2009. A generalized pollination system in the tropics: Bats, birds, and Aphelandra acanthusAnnals of Botany 103(9):1481-1487

Armbruster, W.S. and N. Muchhala. 2009. Associations between floral specialization and species diversity: Cause, effect, or correlation? Evolutionary Ecology 23:159-179.


Knox, E.B., A.M. Muasya, and N. Muchhala. 2008. The predominantly South American clade of Lobeliaceae. Systematic Botany 33(2):462-468

Muchhala, N. 2008. Functional significance of interspecific variation in Burmeistera flower morphology: Evidence from nectar bat captures. Biotropica 40(3):332-337 [cover illustration]

Fleming, T.H., and N. Muchhala.  2008. Nectar-feeding bird and bat niches in two worlds: pantropical comparisons of vertebrate pollination systems. Journal of Biogeography 35(5):764-780


Muchhala, N. and M.D. Potts. 2007. Character displacement among bat-pollinated flowers of the genus Burmeistera: analysis of mechanism, process, and pattern.  Proceedings of the Royal Society B 274:2731-2737.

Muchhala, N. 2007.  Adaptive trade-off in corolla shape mediates specialization for flowers pollinated by bats and hummingbirds.  The American Naturalist 169(4):494-504. 


Muchhala, N. 2006. Nectar bat stows huge tongue in rib cage. Nature 444:701-702.    

Muchhala, N.   2006. The pollination biology of Burmeistera (Campanulaceae): Specialization and syndromes.  The American Journal of Botany 93(8):1081-1089. [cover illustration]


Muchhala, N., P. Mena V., and L. Albuja V. 2005. A new species of Anoura (Chiroptera: Phyllostomidae) from the Ecuadorian Andes. Journal of Mammalogy 86:457-461.

Fleming, T.H., N. Muchhala, and P. Ornelas. 2005. New world nectar-feeding vertebrates: Community patterns and processes. Pp. 161-182 in V. Sanchez-Cordero and R. A. Medellín (eds.) Contribuciones Mastozoológicos en Homenaje a Bernardo Villa-R.  Instituto de Biología e Instituto de Ecología, UNAM, Mexico City.

Muchhala, N. and T. G. Lammers. 2005. A new species of Burmeistera (Campanulaceae) from Ecuador. Novon 15(1):176-179.


Muchhala, N. and T.A. Munroe. 2004. A new species of Soleichthys (Soleidae: Pleuronectiformes) from tropical seas off northern Australia. Ichthyological Research 51:57-62.

Muchhala, N. 2003. Exploring the boundary between pollination syndromes: Bats and hummingbirds as pollinators of Burmeistera cyclostigmata and B. tenuiflora. Oecologia 134:373-380.

Cramer, J. M., M. L. Cloud, N. Muchhala, A. E. Ware, B. H. Smith, G. B. Williamson. 2003. A test of the bicolored fruit display hypothesis: Berry removal with artificial fruit flags. Journal of the Torrey Botanical Society 130(1):30–33.

Muchhala, N. and P.J. Jarrin-V. 2002. Flower visitation by bats in cloud forests of western Ecuador. Biotropica 34:387-395.