Floating Primrose-willow blooming in Montgomery Co., Maryland (9/18/2016). Photo by Bonnie Bell. (MBP list)
Floating Primrose-willow blooming in Harford Co., Maryland (8/27/2017). Photo by Josh Emm. (MBP list)
Floating Primrose-willow in Howard Co., Maryland (9/16/2019). Photo by Wayne Longbottom. (MBP list)
Floating Primrose-willow in Howard Co., Maryland (6/30/2010). Photo by Bill Harms. (MBP list)
Floating Primrose-willow blooming in Howard Co., Maryland (9/3/2013). Photo by Jim Wilkinson. (MBP list)
Floating Primrose-willow in Charles Co., Maryland (8/13/2017). Photo by Jim Stasz. (MBP list)
Floating Primrose-willow in Montgomery Co., Maryland (9/16/2018). Photo by Bonnie Bell. (MBP list)
Floating Primrose-willow in Allegany Co., Maryland (6/30/2018). Photo by Sue Muller. (MBP list)
Floating Primrose-willow blooming in Prince George's Co., Maryland (9/25/2016). Photo by Bill Hubick. (MBP list)
Floating Primrose-willow blooming in Prince George's Co., Maryland (9/25/2016). Photo by Bill Hubick. (MBP list)
Floating Primrose-willow in Howard Co., Maryland (10/17/2004). Photo by Sue Muller. (MBP list)
Floating Primrose-willow in Montgomery Co., Maryland (9/16/2018). Photo by Bonnie Bell. (MBP list)
Floating Primrose-willow in Kent Co., Maryland (9/21/2018). Photo by Dan Small. (MBP list)
Floating Primrose-willow in Queen Anne's Co., Maryland (8/1/2018). Photo by Dan Small. (MBP list)
Floating Primrose-willow in Howard Co., Maryland (7/26/2010). Photo by Bill Harms. (MBP list)
Floating Primrose-willow in Frederick Co., Maryland (7/17/2020). (c) Birder20714, some rights reserved (CC BY-NC). Photo by Jim Stasz. (MBP list)
Floating Primrose-willow blooming in Montgomery Co., Maryland (9/1/2014). Photo by Ashley Bradford. (MBP list)
Floating Primrose-willow blooming in Montgomery Co., Maryland (8/25/2016). Photo by Robert Ferraro. (MBP list)
Floating Primrose-willow in Anne Arundel Co., Maryland (8/25/2012). Photo by Bill Harms. (MBP list)
Floating Primrose-willow blooming in Prince George's Co., Maryland (9/25/2016). Photo by Bill Hubick. (MBP list)
Floating Primrose-willow in Montgomery Co., Maryland (8/25/2016). Photo by Robert Ferraro. (MBP list)
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MBP marks as "Invasive" any taxon listed in the Maryland Invasive Species Council (MISC) list of Invasive Species of Concern in Maryland. You can read their criteria and review the lists here: https://mdinvasives.org/species-of-concern/.