Common Milkweed Asclepias syriaca Linnaeus  

Status:

Found in open field habitats and along roadsides. Blooming typically occurs by the middle of June and lasts through July.

Where to find:

Common across the state. Look on the edges of open roadsides.

Relationships:

Critically important larval host plant for Monarchs and many other species: Large Milkweed Bug, Small Milkweed Bug, Red Milkweed Beetle, Milkweed Tussock Moth, Oleander Aphid (non-native), Swamp Milkweed Leaf Beetle.

There are 510 records in the project database.

View species at Maryland Plant Atlas

View Norton-Brown Herbarium specimens

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Common Milkweed in Garrett Co., Maryland (7/12/2014). Photo by Bill Hubick. (MBP list)

Common Milkweed blooming in Montgomery Co., Maryland (6/14/2014). Photo by Max Wilson. (MBP list)

Common Milkweed in Caroline Co., Maryland (6/30/2016). Photo by Wayne Longbottom. (MBP list)

Common Milkweed with white flowers in Dorchester Co., Maryland (6/25/2013). Photo by Jonathan Willey. (MBP list)

Common Milkweed blooming in Frederick Co., Maryland (6/19/2016). Photo by Mark Etheridge. (MBP list)

Common Milkweed, new shoots with leaves unrolling in Spring, in Montgomery Co., Maryland (4/23/2017). Photo by Bill Hill. (MBP list)

Common Milkweed in Queen Anne's Co., Maryland (8/9/2016). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Howard Co., Maryland (9/1/2009). Photo by Richard Orr. (MBP list)

Common Milkweed in Caroline Co., Maryland (9/4/2016). Photo by Wayne Longbottom. (MBP list)

A Common Milkweed seed pod in Frederick Co., Maryland (12/3/2017). Photo by Mark Etheridge. (MBP list)

A Common Milkweed (seed pod and seeds) in Howard Co., Maryland (10/26/2012). Photo by Nancy Magnusson. (MBP list)

Common Milkweed (seed pods and seeds) in Caroline Co., Maryland (10/13/2015). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Caroline Co., Maryland (9/19/2017). Photo by Wayne Longbottom. (MBP list)

A close-up of Common Milkweed blooming in Allegany Co., Maryland (6/28/2015). Photo by Ashley Bradford. (MBP list)

Common Milkweed in Howard Co., Maryland (7/19/2017). Collected and processed by Helen Lowe Metzman. Photo by USGS PWRC. (MBP list)

Common Milkweed in Howard Co., Maryland (7/19/2017). Collected and processed by Helen Lowe Metzman. Photo by USGS PWRC. (MBP list)

Common Milkweed in Howard Co., Maryland (7/19/2017). Collected and processed by Helen Lowe Metzman. Photo by USGS PWRC. (MBP list)

Common Milkweed in Howard Co., Maryland (7/12/2009). Photo by Bonnie Ott. (MBP list)

Common Milkweed in Queen Anne's Co., Maryland (6/11/2018). Photo by Wayne Longbottom. (MBP list)

Common Milkweed hosts an American Goldfinch in Howard Co., Maryland (9/29/2013). Photo by Richard Orr. (MBP list)

Pollinia of Common Milkweed cling to the hind foot of Melissodes trinodis in Anne Arundel Co., Maryland (7/9/2014). Photo by USGS PWRC. (MBP list)

Blooming Common Milkweed in Worcester Co., Maryland (6/17/2012). Photo by Jim Brighton. (MBP list)

Common Milkweed blooming in Baltimore Co., Maryland (6/28/1981). Photo by Jim Stasz. (MBP list)

Common Milkweed growing in Anne Arundel Co., Maryland (6/7/2011). Photo by Bill Harms. (MBP list)

Common Milkweed in Prince George's Co., Maryland (6/20/2015). Photo by Bill Harms. (MBP list)

Common Milkweed in Garrett, Maryland (7/12/2014). Photo by Jim Stasz. (MBP list)

Common Milkweed in Allegany Co., Maryland (7/11/2014). Photo by Jim Stasz. (MBP list)

Common Milkweed in Garrett Co., Maryland (7/12/2014). Photo by Bill Hubick. (MBP list)

Common Milkweed in bloom in Howard Co., Maryland (6/3/2010). Photo by Bill Harms. (MBP list)

Common Milkweed in Prince George's Co., Maryland (6/13/2017). Photo by Bill Harms. (MBP list)

Common Milkweed in Carroll Co., Maryland (6/16/2017). Photo by Bill Harms. (MBP list)

Common Milkweed blooming in Dorchester Co., Maryland (6/9/2015). Photo by Jim Brighton. (MBP list)

Common Milkweed blooming in Montgomery Co., Maryland (6/10/2015). Photo by Elizabeth Miller. (MBP list)

Common Milkweed growing in Queen Anne's Co., Maryland (5/7/2016). Photo by Dan Small. (MBP list)

Common Milkweed in Carroll Co., Maryland (10/10/2016). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Howard Co., Maryland (6/25/2010). Photo by Bill Harms. (MBP list)

Common Milkweed post bloom with seed pods in Talbot Co., Maryland (8/19/2012). Photo by Jim Brighton. (MBP list)

Common Milkweed in Howard Co., Maryland (7/3/2010). Photo by Bill Harms. (MBP list)

Seeds of a Common Milkweed in Dorchester Co., Maryland (9/15/2012). Photo by Jim Brighton. (MBP list)

Common Milkweed growing in Anne Arundel Co., Maryland (7/27/2011). Photo by Bill Harms. (MBP list)

Common Milkweed budding in Harford Co., Maryland (6/9/2018). Photo by Josh Emm. (MBP list)

Common Milkweed in Anne Arundel Co., Maryland (8/3/2016). Photo by Robert Ferraro. (MBP list)

Common Milkweed growing in Kent Co., Maryland (5/24/2016). Photo by Dan Small. (MBP list)

Common Milkweed in Allegany Co., Maryland (5/25/2015). Photo by Sarah Milbourne. (MBP list)

Common Milkweed growing in Frederick Co., Maryland (3/11/2018). Photo by Robert Ferraro. (MBP list)

Common Milkweed past seed dispersal in fall, Queen Anne's Co., Maryland (10/6/2012). Photo by Bill Hubick. (MBP list)

Common Milkweed growing in Garrett Co., Maryland (10/27/2002). Photo by Boyer and McDowell. (MBP list)

Common Milkweed in Montgomery Co., Maryland (6/9/2017). Photo by Bill Harms. (MBP list)

Common Milkweed (winter aspect) in Prince George's Co., Maryland (11/27/2015). Photo by Dan Small. (MBP list)

Common Milkweed in Anne Arundel Co., Maryland (6/28/2018). Photo by Bill Hubick. (MBP list)

Common Milkweed in Harford Co., Maryland (8/28/2016). Photo by Kirsten Johnson. (MBP list)

Common Milkweed in Kent Co., Maryland (5/24/2016). Photo by Dan Small. (MBP list)

Common Milkweed in Howard Co., Maryland (6/6/2016). Photo by Bill Hubick. (MBP list)

Common Milkweed in Garrett Co., Maryland (8/29/2016). Photo by Bill Hubick. (MBP list)

Common Milkweed in Worcester Co., Maryland (8/11/2016). Photo by Jared Satchell. (MBP list)

Common Milkweed in Howard Co., Maryland (7/7/2016). Photo by Bill Hubick. (MBP list)

Common Milkweed in Anne Arundel Co., Maryland (6/16/2016). Photo by Bill Hubick. (MBP list)

Common Milkweed in Dorchester Co., Maryland (6/9/2015). Photo by Jim Brighton. (MBP list)

Common Milkweed in Caroline Co., Maryland (12/30/2015). Photo by Jim Brighton. (MBP list)

Common Milkweed in Worcester Co., Maryland (7/5/2015). Photo by Jim Brighton. (MBP list)

Common Milkweed in Kent Co., Maryland (10/4/2015). Photo by Jim Brighton. (MBP list)

Common Milkweed in Caroline Co., Maryland (6/24/2017). Photo by Bill Hubick. (MBP list)

Common Milkweed in Baltimore Co., Maryland (8/30/2010). Photo by Bill Harms. (MBP list)

Common Milkweed groaing in Frederick Co., Maryland (5/20/2017). Photo by Mark Etheridge. (MBP list)

Common Milkweed growing in Frederick Co., Maryland (5/28/2017). Photo by Mark Etheridge. (MBP list)

Common Milkweed blooming in Anne Arundel Co., Maryland (6/13/2014). Photo by Matthew Beziat. (MBP list)

Common Milkweed blooming in Harford Co., Maryland (6/22/2017). Photo by Josh Emm. (MBP list)

Common Milkweed growing in St. Mary's Co., Maryland (5/20/2017). Photo by Tyler Bell. (MBP list)

Common Milkweed in Caroline Co., Maryland (5/30/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Calvert Co., Maryland (6/8/2017). Photo by Tyler Bell. (MBP list)

Common Milkweed in Calvert Co., Maryland (6/8/2017). Photo by Tyler Bell. (MBP list)

Common Milkweed blooming in Anne Arundel Co., Maryland (6/20/2017). Photo by Tyler Bell. (MBP list)

Common Milkweed in Caroline Co., Maryland (6/6/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Queen Anne's Co., Maryland (6/19/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Caroline Co., Maryland (6/20/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Harford Co., Maryland (7/9/2017). Photo by Josh Emm. (MBP list)

Common Milkweed growing in Calvert Co., Maryland (7/25/2017). Photo by Tyler Bell. (MBP list)

Common Milkweed in Anne Arundel Co., Maryland (7/8/2017). Photo by Sue Muller. (MBP list)

Common Milkweed in Worcester Co., Maryland (7/3/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Caroline Co., Maryland (7/4/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Caroline Co., Maryland (7/4/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Caroline Co., Maryland (7/10/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Howard Co., Maryland (8/12/2017). Photo by Michael Park. (MBP list)

Common Milkweed in Howard Co., Maryland (8/12/2017). Photo by Kirsten Johnson. (MBP list)

Common Milkweed in Howard Co., Maryland (8/12/2017). Photo by Sue Muller. (MBP list)

Common Milkweed in Dorchester Co., Maryland (8/7/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Harford Co., Maryland (8/30/2017). Photo by Josh Emm. (MBP list)

Common Milkweed in Baltimore City, Maryland (9/8/2017). Photo by Bill Harms. (MBP list)

Common Milkweed growing in Carroll Co., Maryland (9/10/2017). Photo by Sue Muller. (MBP list)

Common Milkweed in Howard Co., Maryland (9/7/2017). Photo by Bill Harms. (MBP list)

Common Milkweed in Allegany Co., Maryland (9/15/2017). Photo by Bill Harms. (MBP list)

A Common Milkweed blooming in Harford Co., Maryland (9/17/2017). Photo by Josh Emm. (MBP list)

Common Milkweed in Frederick Co., Maryland (9/15/2017). Photo by Bill Harms. (MBP list)

Common Milkweed in Allegany Co., Maryland (9/15/2017). Photo by Bill Harms. (MBP list)

Common Milkweed blooming in Harford Co., Maryland (9/19/2017). Photo by Dave Webb. (MBP list)

Common Milkweed in Caroline Co., Maryland (9/24/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Queen Anne's Co., Maryland (8/8/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Howard Co., Maryland (8/12/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Caroline Co., Maryland (9/25/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed hosting a Milkweed Tussock Moth caterpillar in Harford Co., Maryland (9/29/2017). Photo by Josh Emm. (MBP list)

Common Milkweed in Talbot Co., Maryland (8/14/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Talbot Co., Maryland (8/14/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Talbot Co., Maryland (8/14/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Montgomery Co., Maryland (10/7/2017). Photo by Jane Hill. (MBP list)

Common Milkweed in Dorchester Co., Maryland (9/1/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Prince George's Co., Maryland (8/30/2017). Photo by Bill Harms. (MBP list)

Common Milkweed in Caroline Co., Maryland (9/3/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Dorchester Co., Maryland (9/6/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Caroline Co., Maryland (9/9/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Dorchester Co., Maryland (9/9/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Caroline Co., Maryland (10/1/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Caroline Co., Maryland (9/17/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Queen Anne's Co., Maryland (9/17/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Caroline Co., Maryland (9/20/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Caroline Co., Maryland (9/24/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Caroline Co., Maryland (9/24/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Caroline Co., Maryland (9/24/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed growing in St. Mary's Co., Maryland (9/16/2017). Photo by Tyler Bell. (MBP list)

Common Milkweed in Howard Co., Maryland (12/24/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Queen Anne's Co., Maryland (9/23/2017). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Howard Co., Maryland (1/8/2018). Photo by Wayne Longbottom. (MBP list)

Common Milkweed growing in Frederick Co., Maryland (1/20/2018). Photo by Sue Muller. (MBP list)

Common Milkweed growing in Calvert Co., Maryland (6/15/2014). Photo by Karyn Molines. (MBP list)

Common Milkweed in Queen Anne's Co., Maryland (2/27/2018). Photo by Bill Hubick. (MBP list)

Common Milkweed growing in Carroll Co., Maryland (3/29/2018). Photo by Sue Muller. (MBP list)

Common Milkweed growing in Carroll Co., Maryland (5/20/2018). Photo by Sue Muller. (MBP list)

Common Milkweed growing in Carroll Co., Maryland (5/20/2018). Photo by Sue Muller. (MBP list)

Common Milkweed growing in Montgomery Co., Maryland (6/1/2018). Photo by Wendy R. Fredericks. (MBP list)

Common Milkweed in Caroline Co., Maryland (5/27/2018). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Baltimore City, Maryland (6/4/2018). Photo by Kirsten Johnson. (MBP list)

Common Milkweed budding in Harford Co., Maryland (6/9/2018). Photo by Josh Emm. (MBP list)

Common Milkweed in Caroline Co., Maryland (6/8/2018). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Caroline Co., Maryland (6/8/2018). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Wicomico Co., Maryland (6/12/2018). Photo by Wayne Longbottom. (MBP list)

Common Milkweed blooming in Montgomery Co., Maryland (6/14/2018). Photo by Wendy R. Fredericks. (MBP list)

Common Milkweed in Anne Arundel Co., Maryland (6/25/2018). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Dorchester Co., Maryland (7/22/2018). Photo by Bill Hubick. (MBP list)

Common Milkweed in Frederick Co., Maryland (7/29/2018). Photo by Bill Hubick. (MBP list)

Common Milkweed in Talbot Co., Maryland (7/2/2018). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Howard Co., Maryland (7/2/2018). Photo by Wayne Longbottom. (MBP list)

Common Milkweed hosting Oleander Aphids in Frederick Co., Maryland (7/27/2018). Photo by Josh Emm. (MBP list)

Common Milkweed in Kent Co., Maryland (7/23/2018). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Kent Co., Maryland (7/23/2018). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Wicomico Co., Maryland (8/21/2018). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Talbot Co., Maryland (9/1/2018). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Queen Anne's Co., Maryland (9/3/2018). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Dorchester Co., Maryland (9/7/2018). Photo by Wayne Longbottom. (MBP list)

Common Milkweed growing in Anne Arundel Co., Maryland (9/11/2018). Photo by Tyler Bell. (MBP list)

Common Milkweed blooming in Allegany Co., Maryland (7/28/2018). Photo by Kimberly Booth. (MBP list)

Common Milkweed in Baltimore Co., Maryland (8/14/2018). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Dorchester Co., Maryland (9/7/2018). Photo by Richard Orr. (MBP list)

Common Milkweed in Worcester Co., Maryland (8/28/2018). Photo by Wayne Longbottom. (MBP list)

Common Milkweed blooming in Anne Arundel Co., Maryland (6/27/2018). Photo by Matt Grey. (MBP list)

Common Milkweed blooming in Garrett Co., Maryland (7/14/2018). Photo by Robert Ferraro. (MBP list)

Common Milkweed in Frederick Co., Maryland (7/8/2018). Photo by Robert Ferraro. (MBP list)

Common Milkweed seed pods in Anne Arundel Co., Maryland (12/24/2018). Photo by Matt Grey. (MBP list)

Common Milkweed blooming in Calvert Co., Maryland (6/22/2018). Photo by Ben Springer. (MBP list)

Common Milkweed blooming in Calvert Co., Maryland (6/19/2018). Photo by Ben Springer. (MBP list)

Common Milkweed in Baltimore Co., Maryland (11/27/2017). Photo by Sue Muller. (MBP list)

Common Milkweed in Garrett Co., Maryland (8/28/2016). Photo by Bill Hubick. (MBP list)

Common Milkweed blooming in Carroll Co., Maryland (7/3/2016). Photo by Maddie Koenig. (MBP list)

Common Milkweed in Caroline Co., Maryland (7/4/2016). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Talbot Co., Maryland (7/28/2013). Photo by Jared Satchell. (MBP list)

Common Milkweed in Carroll Co., Maryland (10/28/2018). Photo by Bill Hubick. (MBP list)

Common Milkweed in Anne Arundel Co., Maryland (1/12/2016). Photo by Bill Hubick. (MBP list)

Common Milkweed in Harford Co., Maryland (12/6/2015). Photo by Bill Hubick. (MBP list)

Common Milkweed in Prince George's Co., Maryland (9/25/2016). Photo by Bill Hubick. (MBP list)

Common Milkweed in Caroline Co., Maryland (9/3/2016). Photo by Bill Hubick. (MBP list)

Common Milkweed in Caroline Co., Maryland (8/31/2016). Photo by Bill Hubick. (MBP list)

Common Milkweed hosting a Milkweed Tussock Moth caterpillar in Kent Co., Maryland (9/7/2014). Photo by Nancy Martin. (MBP list)

Common Milkweed in Montgomery Co., Maryland (6/19/2016). Photo by Ashley Bradford. (MBP list)

Common Milkweed in Baltimore City, Maryland (12/19/2015). Photo by Bill Hubick. (MBP list)

Common Milkweed in Anne Arundel Co., Maryland (1/17/2016). Photo by Bill Hubick. (MBP list)

Common Milkweed in Talbot Co., Maryland (7/4/2014). Photo by Jared Satchell. (MBP list)

Common Milkweed in Allegany Co., Maryland (6/30/2018). Photo by Sue Muller. (MBP list)

Common Milkweed in Howard Co., Maryland (7/5/2018). Photo by Hunter Cheuvront. (MBP list)

Common Milkweed in Prince George's Co., Maryland (4/28/2018). Photo by Maddie Koenig. (MBP list)

Common Milkweed in Queen Anne's Co., Maryland (7/5/2016). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Queen Anne's Co., Maryland (6/23/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Talbot Co., Maryland (7/5/2016). Photo by Wayne Longbottom. (MBP list)

Common Milkweed growing in Frederick Co., Maryland (6/19/2016). Photo by Mark Etheridge. (MBP list)

Common Milkweed blooming in Frederick Co., Maryland (6/26/2014). Photo by Mark Etheridge. (MBP list)

Common Milkweed in Charles Co., Maryland (10/7/2018). Photo by Bill Hubick. (MBP list)

Common Milkweed in Queen Anne's Co., Maryland (1/26/2019). Photo by Bill Hubick. (MBP list)

Common Milkweed in Queen Anne's Co., Maryland (7/5/2016). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Cecil Co., Maryland (6/26/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Caroline Co., Maryland (6/25/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Queen Annes Co., Maryland (6/23/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Montgomery Co., Maryland (6/15/2016). Photo by Robert Ferraro. (MBP list)

Common Milkweed in Cecil Co., Maryland (6/26/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Cecil Co., Maryland (6/26/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Cecil Co., Maryland (6/26/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Cecil Co., Maryland (6/26/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Cecil Co., Maryland (6/26/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Cecil Co., Maryland (6/26/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Caroline Co., Maryland (7/24/2016). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Anne Arundel Co., Maryland (7/16/2016). Photo by Wayne Longbottom. (MBP list)

Common Milkweed in Caroline Co., Maryland (6/25/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Queen Annes Co., Maryland (6/23/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Talbot Co., Maryland (6/23/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Caroline Co., Maryland (6/25/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Caroline Co., Maryland (6/23/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Caroline Co., Maryland (6/23/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Worcester Co., Maryland (7/30/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Worcester Co., Maryland (7/30/2017). Photo by Jim Brighton. (MBP list)

Common Milkweed in Wicomico Co., Maryland (7/30/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Wicomico Co., Maryland (7/30/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Wicomico Co., Maryland (7/30/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Wicomico Co., Maryland (7/30/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Wicomico Co., Maryland (7/30/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Caroline Co., Maryland (7/20/2014). Photo by Jim Brighton. (MBP list)

Common Milkweed in Kent Co., Maryland (7/16/2016). Photo by Dan Small. (MBP list)

Common Milkweed in Kent Co., Maryland (9/18/2016). Photo by Dan Small. (MBP list)

Common Milkweed in Kent Co., Maryland (7/16/2016). Photo by Dan Small. (MBP list)

Common Milkweed in Cecil Co., Maryland (9/17/2016). Photo by Dan Small. (MBP list)

Common Milkweed in Wicomico Co., Maryland (7/30/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Kent Co., Maryland (7/16/2016). Photo by Dan Small. (MBP list)

Common Milkweed in Kent Co., Maryland (7/16/2016). Photo by Dan Small. (MBP list)

Common Milkweed in Kent Co., Maryland (7/16/2016). Photo by Dan Small. (MBP list)

Common Milkweed in Caroline Co., Maryland (6/25/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Talbot Co., Maryland (6/23/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Anne Arundel Co., Maryland (6/16/2018). Photo by Sue Muller. (MBP list)

Common Milkweed in Washington Co., Maryland (8/4/2018). Photo by Sue Muller. (MBP list)

Common Milkweed in Carroll Co., Maryland (8/10/2018). Photo by Sue Muller. (MBP list)

Common Milkweed in Kent Co., Maryland (6/22/2015). Photo by Matt Redman. (MBP list)

Common Milkweed in Garrett Co., Maryland (11/25/2018). Photo by Sue Muller. (MBP list)

Common Milkweed in Anne Arundel Co., Maryland (11/11/2018). Photo by Matt Grey. (MBP list)

Common Milkweed in Calvert Co., Maryland (6/22/2018). Photo by Ben Springer. (MBP list)

Common Milkweed in Cecil Co., Maryland (6/26/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Cecil Co., Maryland (6/26/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in St. Mary's Co., Maryland (7/17/2017). Photo by Tyler Bell. (MBP list)

Common Milkweed in Calvert Co., Maryland (7/17/2017). Photo by Tyler Bell. (MBP list)

Common Milkweed in Anne Arundel Co., Maryland (7/23/2017). Photo by Matthew Beziat. (MBP list)

Common Milkweed in Anne Arundel Co., Maryland (6/23/2013). Photo by Matthew Beziat. (MBP list)

Common Milkweed in Harford Co., Maryland (7/2/2014). Photo by Dave Webb. (MBP list)

Common Milkweed in Worcester Co., Maryland (7/30/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Somerset Co., Maryland (8/5/2017). Photo by Jim Brighton. (MBP list)

Common Milkweed in Somerset Co., Maryland (8/5/2017). Photo by Jim Brighton. (MBP list)

Common Milkweed in Anne Arundel Co., Maryland (7/11/2017). Photo by Jim Brighton. (MBP list)

Common Milkweed in Talbot Co., Maryland (7/12/2017). Photo by Jim Brighton. (MBP list)

Common Milkweed in Calvert Co., Maryland (7/19/2017). Photo by Tyler Bell. (MBP list)

Common Milkweed in Dorchester Co., Maryland (7/30/2017). Photo by Jim Brighton. (MBP list)

Common Milkweed in Calvert Co., Maryland (7/20/2017). Photo by Tyler Bell. (MBP list)

Common Milkweed in Talbot Co., Maryland (9/8/2017). Photo by Jim Brighton. (MBP list)

Common Milkweed in Queen Anne's Co., Maryland (7/15/2017). Photo by Jim Brighton. (MBP list)

Common Milkweed in Queen Anne's Co., Maryland (7/15/2017). Photo by Jim Brighton. (MBP list)

Common Milkweed in Queen Anne's Co., Maryland (7/15/2017). Photo by Jim Brighton. (MBP list)

Common Milkweed in Talbot Co., Maryland (7/12/2017). Photo by Jim Brighton. (MBP list)

Common Milkweed in Dorchester Co., Maryland (7/16/2017). Photo by Jim Brighton. (MBP list)

Common Milkweed in Wicomico Co., Maryland (7/30/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Howard Co., Maryland (7/21/2015). Photo by Jim Brighton. (MBP list)

Common Milkweed in Dorchester Co., Maryland (7/2/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Dorchester Co., Maryland (7/2/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Dorchester Co., Maryland (7/2/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Dorchester Co., Maryland (7/2/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Caroline Co., Maryland (6/25/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Prince George's Co., Maryland (1/2/2017). Photo by Bill Hubick. (MBP list)

Common Milkweed in Kent Co., Maryland (6/26/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Dorchester Co., Maryland (7/2/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Dorchester Co., Maryland (7/4/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Worcester Co., Maryland (7/30/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Caroline Co., Maryland (6/2/2018). Photo by Jim Brighton. (MBP list)

Common Milkweed in Frederick Co., Maryland (6/23/2018). Photo by Jim Brighton. (MBP list)

Common Milkweed in Dorchester Co., Maryland (7/22/2018). Photo by Jim Brighton. (MBP list)

Common Milkweed in Worcester Co., Maryland (8/24/2018). Photo by Jim Brighton. (MBP list)

Common Milkweed in Dorchester Co., Maryland (8/9/2018). Photo by Jim Brighton. (MBP list)

Common Milkweed in Somerset Co., Maryland (8/5/2018). Photo by Jim Brighton. (MBP list)

Common Milkweed in Dorchester Co., Maryland (7/4/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Talbot Co., Maryland (7/3/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Talbot Co., Maryland (7/3/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Dorchester Co., Maryland (7/4/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Talbot Co., Maryland (7/3/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Talbot Co., Maryland (7/4/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Dorchester Co., Maryland (7/2/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Worcester Co., Maryland (7/30/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Caroline Co., Maryland (4/5/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Caroline Co., Maryland (4/5/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Wicomico Co., Maryland (7/30/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Wicomico Co., Maryland (7/2/2015). Photo by Jim Brighton. (MBP list)

Common Milkweed in Wicomico Co., Maryland (7/2/2015). Photo by Jim Brighton. (MBP list)

Common Milkweed in Queen Anne's Co., Maryland (7/16/2016). Photo by Dan Small. (MBP list)

Common Milkweed in Caroline Co., Maryland (6/23/2016). Photo by Jim Brighton. (MBP list)

Common Milkweed in Prince George's Co., Maryland (7/18/2015). Photo by Jim Brighton. (MBP list)

Common Milkweed in St. Mary's Co., Maryland (5/27/2017). Photo by Jim Brighton. (MBP list)

Common Milkweed in St. Mary's Co., Maryland (5/27/2017). Photo by Jim Brighton. (MBP list)

Specimen #57225 from Norton-Brown Herbarium (7/2/1986). Photo by MARY Data. (MBP list)

Specimen #49500 from Norton-Brown Herbarium (10/2/1980). Photo by MARY Data. (MBP list)

Specimen #47256 from Norton-Brown Herbarium (6/27/1981). Photo by MARY Data. (MBP list)

Specimen #45378 from Norton-Brown Herbarium (9/9/1980). Photo by MARY Data. (MBP list)

Specimen #36736 from Norton-Brown Herbarium (8/6/1963). Photo by MARY Data. (MBP list)

Specimen #14926 from Norton-Brown Herbarium (6/18/1942). Photo by MARY Data. (MBP list)

Specimen #14925 from Norton-Brown Herbarium (7/10/1930). Photo by MARY Data. (MBP list)

Specimen #14924 from Norton-Brown Herbarium (6/26/1942). Photo by MARY Data. (MBP list)

Specimen #14922 from Norton-Brown Herbarium (5/31/1942). Photo by MARY Data. (MBP list)

Specimen #14920 from Norton-Brown Herbarium (8/9/1964). Photo by MARY Data. (MBP list)

Specimen #14919 from Norton-Brown Herbarium (6/6/1965). Photo by MARY Data. (MBP list)

Specimen #14916 from Norton-Brown Herbarium (8/3/1974). Photo by MARY Data. (MBP list)

Common Milkweed in Carroll Co., Maryland (7/21/2015). Photo by Jim Brighton. (MBP list)

Common Milkweed in Somerset Co., Maryland (8/5/2017). Photo by Jim Brighton. (MBP list)


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