Amelanchier nantucketensis

Nantucket Serviceberry

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Family: Rosaceae (Rose family)

Mid-Atlantic bloom time: March - April

Unlike many other serviceberries, its sepals are only partially reflexed when in bloom. Its leaves have teeth only from their midpoint towards their tip; they are young leaves are densely downy underneath but turn glabrous as they mature. The leaf lateral veins become indistinct near the leaf margins. Its fruits (pomes) are 7.5–10 mm in diameter and turn dark purple at maturity.

Nantucket Serviceberry is a more northern species and is ranked as rare in the mid-Atlantic area. It has been found only along the Potomac River area along Mather Gorge in Maryland and Virginia, where it is listed as S1: "Critically Imperiled".

6 April 2026 Great Falls National Park, Great Falls, VA	6 April 2026 Great Falls National Park, Great Falls, VA	6 April 2026 Great Falls National Park, Great Falls, VA (sepals are only partially reflexed)	6 April 2026 Great Falls National Park, Great Falls, VA (emerging end bud)
6 April 2026 Great Falls National Park, Great Falls, VA (top side of leaf; dentations from middle towards tip)	6 April 2026 Great Falls National Park, Great Falls, VA (downy underside of young leaf)	3 June 2026 Great Falls National Park, Great Falls, VA (top side of mature leaf)	3 June 2026 Great Falls National Park, Great Falls, VA (non-downy underside of mature leaf)
3 June 2026 Great Falls National Park, Great Falls, VA (bark of small diameter trunk)	3 June 2026 Great Falls National Park, Great Falls, VA (mature twig)	3 June 2026 Great Falls National Park, Great Falls, VA (note 2 mm long pedicels)	3 June 2026 Great Falls National Park, Great Falls, VA
3 June 2026 Great Falls National Park, Great Falls, VA (3–4 mm long seeds)

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