Insects Carrying Milkweed Pollinaria

See brief discussion of milkweed pollination via pollinaria by Monarch Watch

Coleoptera / Diptera / Lepidoptera / Hymenoptera

Texas Monarch Watch | Insects on Milkweed | Danaid Photos | Milkweed Info

Return to Texas Entomology - Mike Quinn


Close up photograph of a Milkweed (Asclepias sp.) pollinarium courtesy of PennState Biology Dept.

These unique pollen structures are present in both the Asclepiadaceae (Milkweed) and the Apocynaceae (Dogbane)


All Photos from BugGuide.Net

Soldier Beetles - family Cantharidae

Margined Leatherwing (Chauliognathus marginatus)

Petersburg National Battlefield Park
Petersburg, Virginia
June 18, 2005 - Nevia Cashwell

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Red Milkweed Beetle (Tetraopes tetrophthalmus)

Sarett Nature Center, 
Berrien County, Michigan
4 February, 2006 - Nate and Erin Fuller 


 Horse Flies - family Tabanidae 

Hybomitra hinei

Canton, Norfolk County, Massachusetts
July 7, 2006 - Tom Murray


Monarchs - subfamily Danainae

Queen (Danaus gilippus)

Huntsville Botanical Gardens in Huntsville, AL
June 6, 2004 - Blair Scott

(When enlarged, there appears to be a pollinarium on the left meso-tarsus)


True Wasps - family Vespidae

Pseudomasaris coquilletti

Lockwood Valley Road near Wagonroad Canyon, 
Ventura County, California
May 19, 2006 - Hartmut Wisch

Feeding on Asclepias vestita.

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True Wasps - family Vespidae

Pterocheilus sp.

Lockwood Valley Road near Wagonroad Canyon, 
Ventura County, California
May 19, 2006 - Hartmut Wisch

Feeding in Asclepias vestita

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True Wasps - family Vespidae

Paper Wasp - Polistes aurifer

Rancho Santa Ana Botanic Gardens, 
Claremont, Los Angeles County, California
July 14, 2005 - Hartmut Wisch

feeding on Asclepias fascicularis

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Thread-waisted Wasps - family Sphecidae

Great Black Wasp (Sphex pensylvanica)

Essex, Ontario, Canada
July 24, 2004 - Jackie

on Swamp Milkweed

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Scoliid Wasps - family Scoliidae

Fort Bragg, Cumberland County, North Carolina
June 16, 2005 - Lynette Schimming

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Scoliid Wasps - family Scoliidae

Ashtabula County, Ohio
June 25, 2004 - Jay Cossey

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Tiphiid Wasps - family Tiphiidae

Myzinum sp.

Fairfield, Wayne County, Illinois
July 12, 2006 - Steve Scott

Nectaring on Whorled Milkweed (Asclepias verticillata)

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Carpenter Bees - subfamily Xylocopinae

Eastern Carpenter Bee (Xylocopa virginica)

Peace Valley Nature Center,
Bucks County, Pennsylvania
August 6, 2004 - Beatriz Moisset

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Carpenter Bees - subfamily Xylocopinae

Eastern Carpenter Bee (Xylocopa virginica)

Cumberland County, North Carolina
July 11, 2004 - Lynette Schimming


28 Jun 2007 Mike Quinn  mike.quinn@tpwd.state.tx.us / Texas Entomology