Mid-Atlantic Beakrush Rhynchospora mesoatlantica A. Eberly & NacziThreatened (MD)  -  S1 (Highly state rare)    Synonyms: Mid-Atlantic Beaksedge, Rhynchospora harperi (misapplied).
Kingdom Plantae   >   Division Tracheophyta   >   Class Magnoliopsida   >   Order Poales   >   Family Cyperaceae   >   Genus Rhynchospora   

Status:

Mid-Atlantic Beakrush (Rhynchospora mesoatlantica) is rare in Maryland and was proposed as a globally rare (G1) species at the time of publication (Eberly & Naczi (2023) PhytoKeys 236: 65=81). It is known from a handful of extant populations in Delaware, Maryland and New Jersey. The Maryland populations were previously assigned to Rhynchospora harperi, a more southern species.

There are 5 records in the project database.

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Mid-Atlantic Beakrush in Dorchester Co., Maryland (7/29/2014). Photo by Jim Brighton. (MBP list)

Mid-Atlantic Beakrush in Dorchester Co., Maryland (9/2/2017). Photo by Bill Hubick. (MBP list)

Mid-Atlantic Beakrush (habitat) in Dorchester Co., Maryland (9/2/2017). Photo by Bill Hubick. (MBP list)


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