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Asclepias incarnata L.
SWAMP MILKWEED
Life   Plantae   Dicotyledoneae   Asclepiadaceae   Asclepias

Asclepias incarnata, Swamp Milkweed
© Copyright Sheryl Pollock 2011 · 8
Asclepias incarnata, Swamp Milkweed

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Asclepias incarnata, Swamp Milkweed
© Copyright Sheryl Pollock 2011 · 8
Asclepias incarnata, Swamp Milkweed
Asclepias incarnata, Swamp Milkweed
© Copyright Sheryl Pollock 2011 · 6
Asclepias incarnata, Swamp Milkweed

Asclepias incarnata
© Copyright Bobby Hattaway 2011 · 5
Asclepias incarnata
Asclepias incarnata
© Copyright Bobby Hattaway 2011 · 5
Asclepias incarnata

Asclepias incarnata
© Copyright Bobby Hattaway 2011 · 5
Asclepias incarnata
Asclepias incarnata
© Copyright Bobby Hattaway 2011 · 5
Asclepias incarnata

Asclepias incarnata
© Copyright Bobby Hattaway 2011 · 5
Asclepias incarnata
Asclepias incarnata
© Copyright Bobby Hattaway 2011 · 5
Asclepias incarnata

Asclepias incarnata
© Copyright Bobby Hattaway 2011 · 5
Asclepias incarnata
Asclepias incarnata
© Les Mehrhoff, 2008-2010 · 4
Asclepias incarnata

Asclepias incarnata
© Les Mehrhoff, 2008-2010 · 4
Asclepias incarnata
Asclepias incarnata
© Les Mehrhoff, 2008-2010 · 2
Asclepias incarnata

Asclepias incarnata, plant
© Kay Yatskievych, 2003 · 1
Asclepias incarnata, plant
Asclepias incarnata
© John Pickering, 2004-2017 · 0
Asclepias incarnata

Associates · map
FamilyScientific name @ source (records)
Aphididae  Aphis ( @ CSUC_TCN (1)

Macrosiphum ( @ NCSU (4)
Apidae  Bombus griseocollis @ UCMS_ENT (2)

Xylocopa virginica @ UCMS_ENT (3); I_SIF (1)
Coccinellidae  Adalia bipunctata @ I_LB (1)

Coccinella septempunctata @ I_LB (1)

Harmonia axyridis @ I_LB (1)

Propylea quatuordecimpunctata @ I_LB (1)
Halictidae  Agapostemon splendens @ I_SIF (1)

Lasioglossum imitatum @ AMNH_BEE (9)

Lasioglossum leucocomum @ AMNH_BEE (1)

Lasioglossum pilosum @ AMNH_BEE (1)
Lygaeidae  Oncopeltus fasciatus @ I_SIF (1)
Megachilidae  Megachile centuncularis @ UCMS_ENT (1)
Mycosphaerellaceae  Cercospora clavata @ BPI (36)

Mycosphaerella asclepiadis @ BPI (1)

Septoria asclepiadicola @ BPI (14)
Phaeosphaeriaceae  Stagonospora zonata @ BPI (1)
Pleosporaceae  Pleospora diplospora @ BPI (1)
Pucciniaceae  Uromyces asclepiadis @ BPI (23)

Uromyces howei @ BPI (4)
Sclerotiniaceae  Botrytis hypophylla @ BPI (1)
_  danaus plexippus @ I_SIF (1)

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Following modified from MissouriPlants.com
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Asclepias incarnata L.

Swamp Milkweed

Asclepias incarnata plant

Family - Asclepiadaceae

Stems - To 1.5m tall, from fibrous roots, erect, herbaceous, glabrous or with a single vertical line of appressed pubescence in the internodes above, with milky sap, branching above.

Asclepias incarnata stem

Leaves - Opposite, petiolate. Petiole to +1.5cm long. Blade to 15cm long, +2cm broad, linear to linear-lanceolate, acuminate, with strigillose margins, sparse appressed pubescent, truncate to rounded at the base.

Asclepias incarnata leaves

Inflorescence - Axillary and terminal umbellate cymes of 20-30 flowers each. Peduncles green, to +5cm long, antrorse appressed pubescent, with one vertical line more densely pubescent than rest of peduncle. Pedicels pinkish-rose, sparse pubescent, to 1.4cm long, subtended by linear bracts. Bracts to 6mm long, pubescent.

Flowers - Petals 5, 6mm long, 2.3mm broad, oblong-elliptic, entire, reflexed, glabrous, pink to purple. Hoods 2mm long, 1.2mm broad, pinkish-white. Horns pinkish-white, to 2.5mm long. Gynostegium to 2.5mm long, 1.3mm in diameter. Pollinia 1.1mm long. Calyx lobes 5, reflexed, 2mm long, pubescent, pinkish-green. Follicles to 8cm long, fusiform, typically glabrous.

Asclepias incarnata flower Flower close-up.

Asclepias incarnata fruits Fruits.

Flowering - June - August.

Habitat - Moist to wet soils.

Origin - Native to U.S.

Other info. - This species can be found throughout Missouri. The plant is becoming one of the more popular Asclepias in cultivation because of its tall height, striking flowers, and ability to grow in wet soils. It is an obvious butterfly favorite. The flowers of this species are not as large as in some other members of the genus but the plant typically produces many clusters of flowers.

Photographs taken in Brown Summit, NC., 10-12-02, and in the along the shores of the Current River, Shannon County, MO., 8-16-03.


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https://plants.usda.gov/java/profile?symbol=ASIN ---> http://plants.usda.gov/core/profile?symbol=ASIN
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You are here: Home / Plant Profile

Asclepias incarnata L.
swamp milkweed

Image of Asclepias incarnata

General Information
Symbol: ASIN
Group: Dicot
Family: Asclepiadaceae
Duration: Perennial
Growth Habit : Forb/herb
Native Status : CAN   N
L48   N
Characteristics
Fact Sheet (pdf) (doc)
Data Source and Documentation
About our new maps
Plants-NRCS Logos
green round image for nativity Native blue round image for introduced Introduced ocre round image for introduced and nativity Both white round image for no status Absent/Unreported
image for native, but no county data Native, No County Data image for introduced, but no county data Introduced, No County Data both introduced and native, but no county data Both, No County Data
Native Status:
lower 48 status L48    Alaska status AK    Hawaii status HI    Puerto Rico status PR    Virgin Islands status VI    Navassa Island NAV    Canada status CAN    Greenland status GL    Saint Pierre and Michelon status SPM    North America NA   

Images

click on a thumbnail to view an image, or see all the Asclepias thumbnails at the Plants Gallery

Jennifer Anderson. United States, IA, Scott Co., Davenport, Nahant Marsh. 2002. Usage Requirements .

Jennifer Anderson. United States, IL, Carroll Co., Thompson, Thompson's Causeway. 2002. Usage Requirements .

Jennifer Anderson. United States, IA, Scott Co., Davenport, Nahant Marsh. 2002. Usage Requirements .

Jennifer Anderson. United States, IA, Scott Co., Davenport, Nahant Marsh. 2002. Usage Requirements .

Robert H. Mohlenbrock. USDA SCS. 1989. Midwest wetland flora: Field office illustrated guide to plant species . Midwest National Technical Center, Lincoln. Provided by USDA NRCS Wetland Science Institute (WSI). Usage Requirements .

©Thomas G. Barnes. Barnes, T.G., and S.W. Francis. 2004. Wildflowers and ferns of Kentucky . University Press of Kentucky. Usage Requirements .

©Thomas G. Barnes. Barnes, T.G., and S.W. Francis. 2004. Wildflowers and ferns of Kentucky . University Press of Kentucky. Usage Requirements .

Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory . United States, MD, Beltsville. Usage Requirements .

Patrick J. Alexander. Usage Requirements .

Patrick J. Alexander. Usage Requirements .

Patrick J. Alexander. Usage Requirements .

©Richard A. Howard. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection . United States, CT, Norwich. Usage Requirements .

©Nelson DeBarros. United States. Usage Requirements .

Doug Goldman. Provided by USDA NRCS National Plants Data Team (NPDT) . United States, NY, Monroe Co., Rochester. October 9, 2011. Usage Requirements .

Doug Goldman. Provided by USDA NRCS National Plants Data Team (NPDT) . United States, VA, Bedford Co. July 16, 2011. Usage Requirements .

Doug Goldman. Provided by USDA NRCS National Plants Data Team (NPDT) . United States, TN, Davidson Co., Nashville, cultivated plant. August 13, 2011. Usage Requirements .

Doug Goldman. Provided by USDA NRCS National Plants Data Team (NPDT) . United States, TN, Davidson Co., Nashville, cultivated plant. August 13, 2011. Usage Requirements .

Doug Goldman. Provided by USDA NRCS National Plants Data Team (NPDT) . United States, NC, Alleghany Co., Sparta. September 9, 2012. Usage Requirements .

Doug Goldman. Provided by USDA NRCS National Plants Data Team (NPDT) . United States, NC, Alleghany Co., Sparta. July 10, 2011. Usage Requirements .

Doug Goldman. Provided by USDA NRCS National Plants Data Team (NPDT) . United States, NC, Alleghany Co., Sparta. July 10, 2011. Usage Requirements .

Doug Goldman. Provided by USDA NRCS National Plants Data Team (NPDT) . United States, NC, Alleghany Co., Sparta. July 10, 2011. Usage Requirements .

Doug Goldman. Provided by USDA NRCS National Plants Data Team (NPDT) . United States, NC, Alleghany Co., Sparta. July 10, 2011. Usage Requirements .

Doug Goldman. Provided by USDA NRCS National Plants Data Team (NPDT) . United States, NC, Alleghany Co., Sparta. July 10, 2011. Usage Requirements .

Doug Goldman. Provided by USDA NRCS National Plants Data Team (NPDT) . United States, NC, Alleghany Co., Sparta. July 10, 2011. Usage Requirements .

Doug Goldman. Provided by USDA NRCS National Plants Data Team (NPDT) . United States, NC, Alleghany Co., Sparta. July 10, 2011. Usage Requirements .

©Jim Stasz. United States, NJ. Usage Requirements .

©Jim Stasz. United States, NJ. Usage Requirements .

Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. 3 vols. Charles Scribner's Sons, New York. Vol. 3: 26. Provided by Kentucky Native Plant Society . Scanned by Omnitek Inc . Usage Requirements .

USDA NRCS. Wetland flora: Field office illustrated guide to plant species. USDA Natural Resources Conservation Service. Provided by NRCS National Wetland Team . Usage Requirements .

slideshow

Synonyms

Classification

Click on a scientific name below to expand it in the PLANTS Classification Report.
Rank Scientific Name and Common Name
Kingdom Plantae – Plants
Subkingdom Tracheobionta – Vascular plants
Superdivision Spermatophyta – Seed plants
Division Magnoliophyta – Flowering plants
Class Magnoliopsida – Dicotyledons
Subclass Asteridae
Order Gentianales
Family Asclepiadaceae – Milkweed family
Genus Asclepias L. – milkweed
Species Asclepias incarnata L. – swamp milkweed

Subordinate Taxa

The Plants Database includes the following 2 subspecies of Asclepias incarnata . Click below on a thumbnail map or name for subspecies profiles. Plant is native (blue) Native Plant is introduced Introduced Plant is introduced Native and Introduced Related taxa legend Distribution of <i>
Asclepias incarnata</i>
L. ssp. <i>
incarnata </i>
Asclepias incarnata ssp. incarnata
swamp milkweed Distribution of <i>
Asclepias incarnata</i>
L. ssp. <i>
pulchra</i>
(Ehrh. ex Willd.) Woodson
Asclepias incarnata ssp. pulchra
swamp milkweed

Legal Status

U.S. Weed Information
Asclepias incarnata rose milkweed swamp milkweed This plant can be weedy or invasive according to the authoritative sources noted below.This plant may be known by one or more common names in different places, and some are listed above. Click on an acronym to view each weed list, or click here for a composite list of Weeds of the U.S.
NE&GP Stubbendieck, J., G.Y. Friisoe,and M.R. Bolick. 1994. Weeds of Nebraska and the Great Plains . Nebraska Department of Agriculture, Bureau of Plant Industry. Lincoln, Nebraska.
WSWS Whitson, T.D. (ed.) et al.. 1996. Weeds of the West . Western Society of Weed Science in cooperation with Cooperative Extension Services, University of Wyoming. Laramie, Wyoming.

Wetland Status

Interpreting Wetland Status

North America
Arid West OBL
Atlantic and Gulf Coastal Plain OBL
Eastern Mountains and Piedmont OBL
Great Plains FACW
Midwest OBL
Northcentral & Northeast OBL
Western Mountains, Valleys, and Coast OBL

Related Links

More Accounts and Images
ARS Germplasm Resources Information Network (ASIN)
CalPhotos (ASIN)
Integrated Taxonomic Information System (ASIN)
Kemper Center for Home Gardening (ASIN)
Lady Bird Johnson Wildflower Center Native Plant Information Network (ASIN)
Native American Ethnobotany (University of Michigan - Dearborn) (ASIN)
Native Plants Network (ASIN)
USDA Forest Service Fire Effects Information System (ASIN)
USF Atlas of Florida Vascular Plants (ASIN)

Wildlife

Food

Source Large Mammals Small Mammals Water Birds Terrestrial Birds

Cover

Source Large Mammals Small Mammals Water Birds Terrestrial Birds

Description of Values

Value Class Food Cover


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Following modified from CalPhotos
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http://calphotos.berkeley.edu/cgi/img_query?query_src=dl&where-taxon=Asclepias+incarnata+ssp.+incarnata+&where-lifeform=specimen_tag&rel-lifeform=ne&rel-taxon=begins+with&where-lifeform=Plant ---> https://calphotos.berkeley.edu/cgi/img_query?query_src=dl&where-taxon=Asclepias+incarnata+ssp.+incarnata+&where-lifeform=specimen_tag&rel-lifeform=ne&rel-taxon=begins+with&where-lifeform=Plant

CalPhotos    
Contributors       Log In  
 

Number of matches : 10
Query: SELECT * FROM img WHERE ready=1 and taxon like "Asclepias incarnata ssp. incarnata%" and (lifeform != "specimen_tag" OR lifeform != "Plant") ORDER BY taxon

Click on the thumbnail to see an enlargement

Asclepias incarnata ssp. incarnata
Asclepias incarnata ssp. incarnata
Swamp Milkweed
ID: 0000 1111 1234 0303 [detail]
© 2016 Keir Morse

Asclepias incarnata ssp. incarnata
Asclepias incarnata ssp. incarnata
Swamp Milkweed
ID: 0000 1111 1234 0304 [detail]
© 2016 Keir Morse

Asclepias incarnata ssp. incarnata
Asclepias incarnata ssp. incarnata
Swamp Milkweed
ID: 0000 1111 1234 0305 [detail]
© 2016 Keir Morse

Asclepias incarnata ssp. incarnata
Asclepias incarnata ssp. incarnata
Swamp Milkweed
ID: 0000 1111 1234 0306 [detail]
© 2016 Keir Morse

Asclepias incarnata ssp. incarnata
Asclepias incarnata ssp. incarnata
Swamp Milkweed
ID: 0000 1111 1234 0307 [detail]
© 2016 Keir Morse

Asclepias incarnata ssp. incarnata
Asclepias incarnata ssp. incarnata
Swamp Milkweed
ID: 0000 1111 1234 0308 [detail]
© 2016 Keir Morse

Asclepias incarnata ssp. incarnata
Asclepias incarnata ssp. incarnata
Swamp Milkweed
ID: 0000 1111 1234 0309 [detail]
© 2016 Keir Morse

Asclepias incarnata ssp. incarnata
Asclepias incarnata ssp. incarnata
Swamp Milkweed
ID: 0000 1111 1234 0310 [detail]
© 2016 Keir Morse

Asclepias incarnata ssp. incarnata
Asclepias incarnata ssp. incarnata
Swamp Milkweed
ID: 0000 1111 1234 0311 [detail]
© 2016 Keir Morse

Asclepias incarnata ssp. incarnata
Asclepias incarnata ssp. incarnata
Swamp Milkweed
ID: 0000 1111 1234 0312 [detail]
© 2016 Keir Morse

Using these photos: A variety of organizations and individuals have contributed photographs to CalPhotos. Please follow the usage guidelines provided with each image. Use and copyright information, as well as other details about the photo such as the date and the location, are available by clicking on the [detail] link under the thumbnail. See also: Using the Photos in CalPhotos .   


Copyright © 1995-2018 UC Regents. All rights reserved.

CalPhotos is a project of BNHM      University of California, Berkeley

Following modified from CalPhotos
   Top | See original

http://calphotos.berkeley.edu/cgi/img_query?query_src=dl&where-taxon=Asclepias+incarnata&where-lifeform=specimen_tag&rel-lifeform=ne&rel-taxon=begins+with&where-lifeform=Plant ---> https://calphotos.berkeley.edu/cgi/img_query?query_src=dl&where-taxon=Asclepias+incarnata&where-lifeform=specimen_tag&rel-lifeform=ne&rel-taxon=begins+with&where-lifeform=Plant

CalPhotos    
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Number of matches : 25
Query: SELECT * FROM img WHERE ready=1 and taxon like "Asclepias incarnata%" and (lifeform != "specimen_tag" OR lifeform != "Plant") ORDER BY taxon

Click on the thumbnail to see an enlargement

Asclepias incarnata
Asclepias incarnata
Swamp Milkweed
ID: 0000 0000 0203 0614 [detail]
© 2003 Jeff Abbas

Asclepias incarnata
Asclepias incarnata
Swamp Milkweed
ID: 0000 0000 0203 0613 [detail]
© 2003 Jeff Abbas

Asclepias incarnata
Asclepias incarnata
Swamp Milkweed
ID: 0000 0000 0203 0615 [detail]
© 2003 Jeff Abbas

Asclepias incarnata
Asclepias incarnata
ID: 0000 0000 0506 1229 [detail]
© 2006 Louis-M. Landry

Asclepias incarnata
Asclepias incarnata
ID: 0000 0000 0506 1230 [detail]
© 2006 Louis-M. Landry

Asclepias incarnata
Asclepias incarnata
ID: 0000 0000 0107 0427 [detail]
© 2007 Louis-M. Landry

Asclepias incarnata
Asclepias incarnata
ID: 0000 0000 0107 0428 [detail]
© 2007 Louis-M. Landry

Asclepias incarnata
Asclepias incarnata
ID: 0000 0000 0107 0429 [detail]
© 2007 Louis-M. Landry

Asclepias incarnata
Asclepias incarnata
ID: 0000 0000 0510 0576 [detail]
© 2010 Louis-M. Landry

Asclepias incarnata
Asclepias incarnata
ID: 0000 0000 0510 0577 [detail]
© 2010 Louis-M. Landry

Asclepias incarnata
Asclepias incarnata
ID: 0000 0000 0510 0578 [detail]
© 2010 Louis-M. Landry

Asclepias incarnata
Asclepias incarnata
ID: 0000 0000 0510 0579 [detail]
© 2010 Louis-M. Landry

Asclepias incarnata
Asclepias incarnata
ID: 0000 0000 0510 0580 [detail]
© 2010 Louis-M. Landry

Asclepias incarnata
Asclepias incarnata
Swamp Milkweed
ID: 0000 0000 0711 1676 [detail]
© 2011 Robert Sivinski

Asclepias incarnata
Asclepias incarnata
Swamp Milkweed
ID: 0000 0000 0711 1677 [detail]
© 2011 Robert Sivinski

Asclepias incarnata ssp. incarnata
Asclepias incarnata ssp. incarnata
Swamp Milkweed
ID: 0000 1111 1234 0303 [detail]
© 2016 Keir Morse

Asclepias incarnata ssp. incarnata
Asclepias incarnata ssp. incarnata
Swamp Milkweed
ID: 0000 1111 1234 0304 [detail]
© 2016 Keir Morse

Asclepias incarnata ssp. incarnata
Asclepias incarnata ssp. incarnata
Swamp Milkweed
ID: 0000 1111 1234 0305 [detail]
© 2016 Keir Morse

Asclepias incarnata ssp. incarnata
Asclepias incarnata ssp. incarnata
Swamp Milkweed
ID: 0000 1111 1234 0306 [detail]
© 2016 Keir Morse

Asclepias incarnata ssp. incarnata
Asclepias incarnata ssp. incarnata
Swamp Milkweed
ID: 0000 1111 1234 0307 [detail]
© 2016 Keir Morse

Asclepias incarnata ssp. incarnata
Asclepias incarnata ssp. incarnata
Swamp Milkweed
ID: 0000 1111 1234 0308 [detail]
© 2016 Keir Morse

Asclepias incarnata ssp. incarnata
Asclepias incarnata ssp. incarnata
Swamp Milkweed
ID: 0000 1111 1234 0309 [detail]
© 2016 Keir Morse

Asclepias incarnata ssp. incarnata
Asclepias incarnata ssp. incarnata
Swamp Milkweed
ID: 0000 1111 1234 0310 [detail]
© 2016 Keir Morse

Asclepias incarnata ssp. incarnata
Asclepias incarnata ssp. incarnata
Swamp Milkweed
ID: 0000 1111 1234 0311 [detail]
© 2016 Keir Morse

Using these photos: A variety of organizations and individuals have contributed photographs to CalPhotos. Please follow the usage guidelines provided with each image. Use and copyright information, as well as other details about the photo such as the date and the location, are available by clicking on the [detail] link under the thumbnail. See also: Using the Photos in CalPhotos .   


Copyright © 1995-2018 UC Regents. All rights reserved.

CalPhotos is a project of BNHM      University of California, Berkeley

Updated: 2018-07-23 06:35:18 gmt
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