James D. Thomson

Affiliation: University of Toronto

ORCID: 0000-0002-1171-3589

Works: 83 total (78 publications, 5 datasets, 0 documents)

Projects (2)

Research Plan

Glacier Lily Demography

completed

Research Plan

Pollination and life history of Erythronium grandiflorum

(1) On my property at Irwin, I conduct annual experiments to measure the pollination success of an early-flowering lily....

activeEcology and Evolutionary biology

Local Knowledge Graph (Top 60 entities)

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Works (83)

All (83)Publications (78)Datasets (5)

Sort:Date (Newest)Most Cited

Publication

How worthwhile are pollination networks?

2021Journal of Pollination EcologyDOI: 10.26786/1920-

Article

Trade-off mitigation: a conceptual framework for understanding floral adaptation in multispecies interactions

2021Biological ReviewsDOI: 10.1111/brv.12754Cited 43 times

Dataset

An examination of synchrony between insect emergence and flowering in Rocky Mountain meadows.

2021DOI: 10.6084/m9.figshare.c.3309642.v1

Dataset

Flowering phenology in subalpine meadows: Does climate variation influence community co-flowering patterns?

2021DOI: 10.6084/m9.figshare.c.3301874.v1

Dataset

Life histories of the perennial geophyte Erythronium grandiflorum (Liliaceae) in Colorado subalpine transplant garden from annual measurements, 1991 onward

2020

DOI: 10.6073/pasta/4c9562dffeba0ac581e9314adf94590f

Article

Progressive deterioration of pollination service detected in a 17-year study vanishes in a 26-year study

2019New PhytologistDOI: 10.1111/nph.16078Cited 25 times

Article

Confounding effects of spatial variation on shifts in phenology

2017Global Change Biology

Article

Site fidelity by bees drives pollination facilitation in sequentially blooming plant species

2016EcologyDOI: 10.1890/15-0903.1Cited 64 times

Article

Effects of climate change on phenologies and distributions of bumble bees and the plants they visit

2016EcosphereDOI: 10.1002/ecs2.1267Cited 177 times

Article

Delving deeper: Questioning the decline of long-tongued bumble bees, long-tubed flowers and their mutualisms with climate change

2016Journal of Pollination EcologyDOI: 10.26786/1920-7603(2016)15Cited 10 times

Dataset

Supplement 1. Temperature and light data recorded at trap-nest sites, 2007–2010.

2016DOI: 10.6084/m9.figshare.3567777.v1

Dataset

Supplement 1. Temperature and light data recorded at trap-nest sites, 2007–2010.

2016DOI: 10.6084/m9.figshare.3567777.v1

Article

Male bumble bees are important pollinators of a late-blooming plant

2015Arthropod-Plant InteractionsDOI: 10.1007/s11829-015-9368-xCited 37 times

Article

Bee- to bird-pollination shifts in Penstemon: effects of floral-lip removal and corolla constriction on bumble bee preference

2015Evolutionary Ecology

Article

Bringing the male side of plant sex into focus

2014American NaturalistDOI: 10.1086/676990Cited 3 times

Article

Pollen allelopathy: Taraxacum officinale pollen depresses seed set of montane wildflowers

2014Journal of Pollination Ecology

Article

Stimulation of flower nectar replenishment by removal: a survey of eleven animal-pollinated plant species

2014Journal of Pollination EcologyDOI: 10.26786/1920-7603(2014)2Cited 35 times

Article

Local geographic distributions of bumble bees near Crested Butte, Colorado: Competition and community structure revisited

2012Environmental EntomologyDOI: 10.1603/en11284Cited 89 times

Article

Pollinator exclusion devices permitting easy access to flowers of small herbaceous plants

2011Journal of Pollination EcologyDOI: 10.26786/1920-7603(2011)11Cited 6 times

Article

An examination of synchrony between insect emergence and flowering in Rocky Mountain meadows

2011Ecological MonographsDOI: 10.1890/10-1885.1Cited 277 times

Article

Activity and abundance of bumble bees near Crested Butte, CO: diel, seasonal, and elevation effects

2011Ecological EntomologyDOI: 10.1111/j.1365-2311.2011.01295.xCited 61 times

Article

Seasonal change in a pollinator community and the maintenance of style length variation in Mertensia fusiformis (Boraginaceae)

2011Annals of BotanyDOI: 10.1093/aob/mcr093Cited 28 times

Article

Flowering phenology, fruiting success and progressive deterioration of pollination in an early-flowering geophyte

2010Phil. Trans. R. Soc. B.DOI: 10.1098/rstb.2010.0115Cited 191 times

Article

Consequences of variation in flowering time within and among individuals of Mertensia fusiformis (Boraginaceae), an early spring wildflower

2010Amer J of BotanyDOI: 10.3732/ajb.0900083Cited 63 times

Article

Pollination potential of male bumble bees (Bombus impatiens): movement patterns and pollen-transfer efficiency

2010Journal of Pollination Ecology

Article

Flowering phenology in subalpine meadows: does climate variation influence community co-flowering patterns?

2010EcologyDOI: 10.1890/09-0099.1Cited 169 times

Article

Pollinator experience, neophobia, and the evolution of flowering time

2009Proceedings of the Royal Society B

Article

Background complexity affects colour preference in bumble bees

2009Naturwissenschaften

Article

Trapline foraging by pollinators: its ontogeny, economics and possible consequences for plants

2009Annals of BotanyDOI: 10.1093/aob/mcp088Cited 136 times

Article

Explaining pollinator shifts from bees to birds: convergence, divergence, and directionality

2008International Journal of Plant Sciences

Article

Pollen limitation and cleistogamy in subalpine Viola praemorsa

2008BotanyDOI: 10.1139/b08-020Cited 19 times

Article

Behavior of inexperienced bumble bees toward spatial clumping of nectar

2007Entomologia Generalis

Article

Constrained lability in floral evolution: counting convergent origins of hummingbird pollination in Keckiella and Penstemon

2007New PhytologistDOI: 10.1111/j.1469-8137.2007.02219.xCited 132 times

Article

Tactics for male reproductive success in plants: contrasting insights of sex allocation theory and pollen presentation theory

2006Integrative and Comparative BiologyDOI: 10.1093/icb/icj046Cited 40 times

Article

Anther evolution: pollen presentation strategies when pollinators differ in efficiency

2006American Naturalist

Article

Efficient harvesting of renewing resources

2005Behavioral EcologyDOI: 10.1093/beheco/ari031Cited 81 times

Article

Interactions among nectar robbing, floral herbivory, and ant protection in Linaria vulgaris

2005OikosDOI: 10.1111/j.0030-1299.2005.13885.xCited 18 times

Article

Effects of nectar robbing on nectar dynamics and bumblebee foraging strategies in Linaria vulgaris

2005Oikos

Chapter

Plant-pollinator interactions: from specialization to generalization

2005

Article

'Anti-bee' and 'pro-bird' changes during the evolution of hummingbird pollination in Penstemon flowers

2004Journal of Evolutionary BiologyDOI: 10.1111/j.1420-9101.2004.00729.xCited 251 times

Article

Specialization, pollination syndromes, and the evolution of floral diversity

2004Annual Reviews of Ecology and Systematics

Article

Rescue of stranded pollen grains by secondary transfer

2003Plant Species BiologyDOI: 10.1111/j.1442-1984.2003.00089.xCited 22 times

Article

Pollen transfer by hummingbirds and bumblebees, and divergence of pollination modes in Penstemon

2003Evolution

Article

Pollen presentation and pollination syndromes, with special reference to Penstemon

2000Plant Species BiologyDOI: 10.1046/j.1442-1984.2000.00026.xCited 168 times

Article

Flower constancy, insect psychology, and plant evolution

1999NaturwissenschaftenDOI: 10.1007/s001140050636Cited 637 times

Article

Trapline foraging by bumble bees: III. Temporal patterning of visits

1998Behavioral Ecology

Article

Trapline foraging by bumble bees: II. Definition and detection from sequence data

1997Behavioral EcologyDOI: 10.1093/beheco/8.2.199Cited 115 times

Article

Effects of pre-dispersal selection on offspring growth and survival in Erythronium grandiflorum

1997Journal of Evolutionary BiologyDOI: 10.1046/j.1420-9101.1997.10030295.xCited 2 times

Article

Trapline foraging by bumble bees: II. Definition and detection from sequence data

1997Behavioral EcologyDOI: 10.1093/beheco/8.2.199Cited 115 times

Article

Trapline foraging by bumblebees: I. Persistence of flight-path geometry

1996Behavioral EcologyDOI: 10.1093/beheco/7.2.158Cited 98 times

Chapter

Floral biology

1996

Article

Tests of pollen viability in hand-pollination experiments: a literature review

1995American Journal of Botany

Article

Seed dispersal in Erythronium grandiflorum (Liliaceae)

1995OecologiaDOI: 10.1007/bf00333253Cited 34 times

Article

Pollen discounting in Erythronium grandiflorum: mass-action estimates from pollen transfer dynamics

1994American NaturalistDOI: 10.1086/285707Cited 58 times

Article

Beyond floral Batemania: sexual selection on pollination success

1994American Naturalist

Article

Beyond floral Batemania: sexual selection on pollination success

1994American Naturalist

Article

Beyond floral Batemania: sexual selection on pollination success

1994American Naturalist

Article

Differential success of pollen donors in a self-compatible lily

1993EvolutionDOI: 10.2307/2410194Cited 13 times

Article

Heterogeneity among floral visitors leads to discordance between removal and deposition of pollen

1991EcologyDOI: 10.2307/1941124Cited 276 times

Article

Hypotheses for the evolution of dioecy in seed plants

1990Trends in Ecology and EvolutionDOI: 10.1016/0169-5347(90)90006-yCited 187 times

Article

Germination schedules of pollen grains: implications for pollen selection

1989EvolutionDOI: 10.1111/j.1558-5646.1989.tb04219.xCited 78 times

Article

Deployment of ovules and pollen among flowers with inflorescences

1989Evolutionary Trends in Plants

Article

Reversal of apparent feeding preferences of bumblebees by aggression from Vespula wasps

1989Canadian Journal of Zoology

Article

Evolutionary options for maximizing pollen dispersal of animal-pollinated plants

1989American NaturalistDOI: 10.1086/284922Cited 517 times

Article

Comparative studies of pollen and fluorescent dye transport by bumble bees visiting Erythronium grandiflorum

1986Oecologia

Article

Pollen transport and deposition by bumble bees in Erythronium: influences of floral nectar and bee grooming

1986Journal of EcologyDOI: 10.2307/2260258Cited 293 times

Article

Floral morphology and cross-pollination in Erythronium grandiflorum (Liliaceae)

1985American Journal of BotanyDOI: 10.1002/j.1537-2197.1985.tb05366.xCited 74 times

Chapter

Handbook of experimental pollination biology

1983

Article

Overlap summary indices and the detection of community structure

1982EcologyDOI: 10.2307/1938941Cited 24 times

Article

Patterns of visitation by animal pollinators

1982OikosDOI: 10.2307/3544491Cited 102 times

Article

Spatial and temporal components of resource assessment by flower-feeding insects

1981Journal of Animal EcologyDOI: 10.2307/4030Cited 218 times

Article

Field measures of flower constancy in bumblebees

1981American Midland NaturalistDOI: 10.2307/2424756Cited 61 times

Article

Skewed flowering distributions and pollinator attraction

1980EcologyDOI: 10.2307/1937423Cited 120 times

Article

Implications of different sorts of evidence for competition

1980American NaturalistDOI: 10.1086/283662Cited 51 times

Article

Skewed flowering distributions and bumblebees

1980American Midland Naturalist

Thesis

Competition and cooperation in plant/pollinator systems

1978

James D. Thomson

Projects (2)

Glacier Lily Demography

Pollination and life history of Erythronium grandiflorum

Local Knowledge Graph (Top 60 entities)

Works (83)

How worthwhile are pollination networks?

Trade-off mitigation: a conceptual framework for understanding floral adaptation in multispecies interactions

An examination of synchrony between insect emergence and flowering in Rocky Mountain meadows.

Flowering phenology in subalpine meadows: Does climate variation influence community co-flowering patterns?

Life histories of the perennial geophyte Erythronium grandiflorum (Liliaceae) in Colorado subalpine transplant garden from annual measurements, 1991 onward

Progressive deterioration of pollination service detected in a 17-year study vanishes in a 26-year study

Confounding effects of spatial variation on shifts in phenology

Site fidelity by bees drives pollination facilitation in sequentially blooming plant species

Effects of climate change on phenologies and distributions of bumble bees and the plants they visit

Delving deeper: Questioning the decline of long-tongued bumble bees, long-tubed flowers and their mutualisms with climate change

Supplement 1. Temperature and light data recorded at trap-nest sites, 2007–2010.

Supplement 1. Temperature and light data recorded at trap-nest sites, 2007–2010.

Male bumble bees are important pollinators of a late-blooming plant

Bee- to bird-pollination shifts in Penstemon: effects of floral-lip removal and corolla constriction on bumble bee preference

Bringing the male side of plant sex into focus

Pollen allelopathy: Taraxacum officinale pollen depresses seed set of montane wildflowers

Stimulation of flower nectar replenishment by removal: a survey of eleven animal-pollinated plant species

Local geographic distributions of bumble bees near Crested Butte, Colorado: Competition and community structure revisited

Pollinator exclusion devices permitting easy access to flowers of small herbaceous plants

An examination of synchrony between insect emergence and flowering in Rocky Mountain meadows

Activity and abundance of bumble bees near Crested Butte, CO: diel, seasonal, and elevation effects

Seasonal change in a pollinator community and the maintenance of style length variation in Mertensia fusiformis (Boraginaceae)

Flowering phenology, fruiting success and progressive deterioration of pollination in an early-flowering geophyte

Consequences of variation in flowering time within and among individuals of Mertensia fusiformis (Boraginaceae), an early spring wildflower

Pollination potential of male bumble bees (Bombus impatiens): movement patterns and pollen-transfer efficiency

Flowering phenology in subalpine meadows: does climate variation influence community co-flowering patterns?

Pollinator experience, neophobia, and the evolution of flowering time

Background complexity affects colour preference in bumble bees

Trapline foraging by pollinators: its ontogeny, economics and possible consequences for plants

Explaining pollinator shifts from bees to birds: convergence, divergence, and directionality

Pollen limitation and cleistogamy in subalpine Viola praemorsa

Behavior of inexperienced bumble bees toward spatial clumping of nectar

Constrained lability in floral evolution: counting convergent origins of hummingbird pollination in Keckiella and Penstemon

Tactics for male reproductive success in plants: contrasting insights of sex allocation theory and pollen presentation theory

Anther evolution: pollen presentation strategies when pollinators differ in efficiency

Efficient harvesting of renewing resources

Interactions among nectar robbing, floral herbivory, and ant protection in Linaria vulgaris

Effects of nectar robbing on nectar dynamics and bumblebee foraging strategies in Linaria vulgaris

Plant-pollinator interactions: from specialization to generalization

'Anti-bee' and 'pro-bird' changes during the evolution of hummingbird pollination in Penstemon flowers

Specialization, pollination syndromes, and the evolution of floral diversity

Rescue of stranded pollen grains by secondary transfer

Pollen transfer by hummingbirds and bumblebees, and divergence of pollination modes in Penstemon

A multivariate search for pollination syndromes among penstemons

Dynamic nectar replenishment in flowers of Penstemon (Scrophulariaceae)

Connecting pollination deficits and pollinator declines: can theory guide us?

Cognitive ecology of pollination

Cognitive ecology of pollination

The natural history of bumblebees

Cognitive ecology of pollination

Pollen presentation and pollination syndromes, with special reference to Penstemon

Flower constancy, insect psychology, and plant evolution

Trapline foraging by bumble bees: III. Temporal patterning of visits

Trapline foraging by bumble bees: II. Definition and detection from sequence data

Effects of pre-dispersal selection on offspring growth and survival in Erythronium grandiflorum

Trapline foraging by bumble bees: II. Definition and detection from sequence data

Trapline foraging by bumblebees: I. Persistence of flight-path geometry

Floral biology

Tests of pollen viability in hand-pollination experiments: a literature review

Seed dispersal in Erythronium grandiflorum (Liliaceae)

Pollen discounting in Erythronium grandiflorum: mass-action estimates from pollen transfer dynamics

Beyond floral Batemania: sexual selection on pollination success

Beyond floral Batemania: sexual selection on pollination success

Beyond floral Batemania: sexual selection on pollination success

Differential success of pollen donors in a self-compatible lily

Heterogeneity among floral visitors leads to discordance between removal and deposition of pollen

Hypotheses for the evolution of dioecy in seed plants

Germination schedules of pollen grains: implications for pollen selection

Deployment of ovules and pollen among flowers with inflorescences

Reversal of apparent feeding preferences of bumblebees by aggression from Vespula wasps

Evolutionary options for maximizing pollen dispersal of animal-pollinated plants

Comparative studies of pollen and fluorescent dye transport by bumble bees visiting Erythronium grandiflorum

Pollen transport and deposition by bumble bees in Erythronium: influences of floral nectar and bee grooming

Floral morphology and cross-pollination in Erythronium grandiflorum (Liliaceae)