James D. Ackerman

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Citations	9349	1992
h-index	52	23
i10-index	110	62

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Raymond L TremblayUniversity of Puerto RicoVerified email at upr.edu
Joel Tupac Otero (orcid.org/0000-000...Profesor Titular. Universidad Nacional de Colombia, Sede Palmira. Departamento de ciencias Básicas.Verified email at unal.edu.co
Jess K. ZimmermanProfessor of Ecology, University of Puerto RicoVerified email at ites.upr.edu
Elvia Melendez-AckermanProfessor of Environmental Sciences, University of PR-Rio PiedrasVerified email at ites.upr.edu
Wilfredo Falcón L.Federal Emergency Management Agency - Environmental and Historic PreservationVerified email at fema.dhs.gov
David RoubikEmeritus Research Entomologist, Smithsonian InstitutionVerified email at si.edu
Javier A. Rodriguez-RoblesUniversity of Nevada, Las VegasVerified email at unlv.edu
Ana CuevasMiami Dade CollegeVerified email at mymdc.net
Denny S. FernandezProfessor of Ecology, University of Puerto Rico at HumacaoVerified email at upr.edu
Julissa Rojas-SandovalInstitute of the Environment, University of ConnecticutVerified email at uconn.edu
Alberto M. SabatDepartment of Biology, University of Puerto Rico, Río PiedrasVerified email at upr.edu
Adam P. KarremansLankester Botanical GardenVerified email at ucr.ac.cr
Wilnelia RecartPost Doc, University of San DiegoVerified email at sandiego.edu
Eloisa LassoCoiba Scientific Station (COIBA AIP), PanamáVerified email at coiba.org.pa
Lawrence R. WalkerUniversity of Nevada Las VegasVerified email at unlv.nevada.edu
Edward Allen HerreStaff Scientist Smithsonian Tropical Research InstituteVerified email at si.edu
Daniela ScaccabarozziPost Doc at Uppsala UniversityVerified email at ebc.uu.se
Marcia Carolina Muñoz NeyraUniversidad de La Salle, BogotáVerified email at unisalle.edu.co
Oscar Alejandro Pérez-EscobarResearch Leader - Orchid Sainsbury Fellow, Royal Botanic Gardens, KewVerified email at kew.org
Ryan PhillipsLa Trobe UniversityVerified email at latrobe.edu.au

James D. Ackerman

University of Puerto Rico, Río Piedras

Verified email at upr.edu

Orchidology Plant Reproductive Ecology Invasive Species Biology Tropical Biology Caribbean Floristics


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Variation in sexual reproduction in orchids and its evolutionary consequences: a spasmodic journey to diversification RL Tremblay, JD Ackerman, JK Zimmerman, RN Calvo Biological Journal of the Linnean Society 84 (1), 1-54, 2005	886	2005
Mechanisms and evolution of food-deceptive pollination systems in orchids JD Ackerman Lindleyana 1 (2), 108-113, 1986	412	1986
Diversity and host specificity of endophytic Rhizoctonia‐like fungi from tropical orchids JT Otero, JD Ackerman, P Bayman American Journal of Botany 89 (11), 1852-1858, 2002	409	2002
Short‐and long‐term limitations to fruit production in a tropical orchid JD Ackerman, AM Montalvo Ecology 71 (1), 263-272, 1990	328	1990
Long-term ecology of euglossine orchid-bees (Apidae: Euglossini) in Panama DW Roubik, JD Ackerman Oecologia 73, 321-333, 1987	265	1987
Specificity and mutual dependency of the orchid-euglossine bee interaction JD Ackerman Biological Journal of the Linnean Society 20 (3), 301-314, 1983	242	1983
Differences in mycorrhizal preferences between two tropical orchids JT Otero, JD Ackerman, P Bayman Molecular Ecology 13 (8), 2393-2404, 2004	227	2004
An orchid flora of Puerto Rico and the Virgin Islands JD Ackerman Memoirs of the New York Botanical Garden 73, 1-203, 1995	222	1995
Limitations to fruit production in Ionopsis utricularioides (Orchidaceae) AM Montalvo, JD Ackerman Biotropica, 24-31, 1987	217	1987
Diversity and seasonality of male euglossine bees (Hymenoptera: Apidae) in Central Panama JD Ackerman Ecology 64 (2), 274-283, 1983	209	1983
Seedling establishment in an epiphytic orchid: an experimental study of seed limitation JD Ackerman, A Sabat, JK Zimmerman Oecologia 106, 192-198, 1996	206	1996
Widespread mycorrhizal specificity correlates to mycorrhizal function in the neotropical, epiphytic orchid Ionopsis utricularioides (Orchidaceae) JT Otero, NS Flanagan, EA Herre, JD Ackerman, P Bayman American Journal of Botany 94 (12), 1944-1950, 2007	186	2007
Limitations to sexual reproduction in Encyclia krugii (Orchidaceae) JD Ackerman Systematic Botany, 101-109, 1989	167	1989
Food-foraging behavior of male Euglossini (Hymenoptera: Apidae): vagabonds or trapliners? JD Ackerman, MR Mesler, KL Lu, AM Montalvo Biotropica, 241-248, 1982	165	1982
Orchid—phorophyte relationships in a forest watershed in Puerto Rico LE Migenis, JD Ackerman Journal of Tropical Ecology 9 (2), 231-240, 1993	162	1993
Gene ﬂow and effective population size in Lepanthes (Orchidaceae): a case for genetic drift RL TREMBLAY, JD ACKERMAN	150*
Geographic and seasonal variation in fragrance choices and preferences of male euglossine bees JD Ackerman Biotropica, 340-347, 1989	144	1989
Coping with the epiphytic existence: pollination strategies JD Ackerman Selbyana, 52-60, 1986	133	1986
Effects of display size, flowering phenology, and nectar availability on effective visitation frequency in Comparettia falcata (Orchidaceae) JA Rodríguez‐Robles, EJ Meléndez, JD Ackerman American Journal of Botany 79 (9), 1009-1017, 1992	130	1992
Pollination biology of Calypso bulbosa var. occidentals (Orchidaceae): a food-deception system JD Ackerman Madroño, 101-110, 1981	121	1981

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