Hardy Orange Poncirus trifoliata (Linnaeus) RafinesqueNon-native  -  Invasive    Synonyms: Citrus trifoliata.
Kingdom Plantae   >   Division Tracheophyta   >   Class Magnoliopsida   >   Order Sapindales   >   Family Rutaceae   >   Genus Poncirus   

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Hardy Orange growing in Anne Arundel Co., Maryland (1/25/2013). Photo by Matthew Beziat. (MBP list)

A Hardy Orange in Caroline Co., Maryland (7/30/2018). Photo by Wayne Longbottom. (MBP list)

Hardy Orange in Anne Arundel Co., Maryland (5/9/2018). Photo by Matthew Beziat. (MBP list)

Hardy Orange in Caroline Co., Maryland (4/22/2019). Photo by Wayne Longbottom. (MBP list)

Hardy Orange in Montgomery Co., Maryland (2/16/2020). (c) Laura & Thomas Marlowe, some rights reserved (CC BY-NC). Photo by Laura & Thomas Marlowe via iNaturalist. (MBP list)

Hardy Orange in Montgomery Co., Maryland (2/16/2020). (c) Laura & Thomas Marlowe, some rights reserved (CC BY-NC). Photo by Laura & Thomas Marlowe via iNaturalist. (MBP list)

Hardy Orange in Anne Arundel Co., Maryland (1/26/2021). (c) Matthew Beziat, some rights reserved (CC BY-NC). Photo by Matthew Beziat. (MBP list)

Hardy Orange in Howard Co., Maryland (3/19/2022). (c) drdiptera, some rights reserved (CC BY-NC). Photo by George Foster. (MBP list)

Hardy Orange in Baltimore City, Maryland (10/14/2017). Photo by Dwight Johnson. (MBP list)

Hardy Orange in Baltimore City, Maryland (3/31/2020). (c) julieofthevalley, some rights reserved (CC BY-NC). Photo by julieofthevalley via iNaturalist. (MBP list)

Hardy Orange in Howard Co., Maryland (7/26/2020). (c) moeshetty, some rights reserved (CC BY-NC). Photo by moeshetty via iNaturalist. (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/.