Amphicarpum amphicarpon (Pursh) Nash. Common name: Pinebarrens Peanut-grass. Phenology: Aug-Oct. Habitat: Wet, peaty, open soils, especially peat-burns in pocosin edges, primarily in the outer Coastal Plain, responding strongly to fire. Distribution: An Atlantic Coastal Plain endemic, scattered and rather rare, from e. MA to nc. FL.

Origin/Endemic status: Endemic

Other Comments: If one carefully excavates young plants in spring or summer, they will generally be found to be connected to the remnants of the previous year's subterranean spikelet.

Synonymy ⓘ: = FlGr, FNA25, K4, NE, NS, NY, POWO, Va; = Amphicarpon amphicarpon (Pursh) Nash — S, S13; = Amphicarpum purshii Kunth — C, F, G, GW1, HC, RAB, Tat; Milium amphicarpon Pursh. Basionym: Milium amphicarpon Pursh 1814

Links to other floras: = Amphicarpum amphicarpon - FNA25

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FACW
• Northcentral & Northeast: FACW

Heliophily ⓘ: 9