Amelanchier cusickii Fernald
  • Cusick’s shadbush

Cite taxon page as 'WFO (2020): Amelanchier cusickii Fernald. Published on the Internet; Accessed on: 04 Jun 2020'

General Information

Shrubs, 2–8 m. Stems 1–50, solitary or in colonies. Leaves fully unfolded; petiole (9–)12.8–19(–28) mm; blade elliptic to suborbiculate, (22–)33–46(–61) × (13–)25–32(–50) mm, base subcordate to truncate, each margin with (0 or)1–6(–11) teeth on proximal 1/2 and (2–)4 or 5(–7) teeth in distalmost cm, largest teeth 1 mm, apex usually truncate, sometimes mucronate to acute, abaxial surface glabrous or sparsely hairy by flowering, glabrous (or sparsely hairy) later, adaxial glabrous later. Inflorescences (4–)6–8(–10)-flowered, (17–)26–36(–47) mm. Pedicels: (0 or)1 or 2 subtended by a leaf, proximalmost (4–)9–14(–18) mm. Flowers: sepals erect to recurved after flowering, (2.6–)3.3–4.3(–5.3) mm; petals obovate to oblanceolate, (10.8–)13.3–20.1(–23.2) × (2.3–)3.3–6.3(–7.5) mm; stamens (14–)18–20(–21); styles (4 or)5, (1.7–)2.6–4(–4.8) mm; ovary apex glabrous or sparsely hairy (or with a ring of hairs at base of styles). Pomes bluish black, 10 mm diam. 2n = 4x.

  • Provided by: [A].Flora of North America @
    • Source: [
    • 1
    • ]. 

    Other Local Names

    Cusick’s shadbush

     Information From

    Flora of North America @
    'Flora of North America @ eFloras (2008). Published on the Internet [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • A Flora of North America Association
    Global Tree Assessment
    BGCI. 2018. GlobalTreeSearch online database. Botanic Gardens Conservation International. Richmond, U.K. Available at Accessed on 30/11/2018.
    • B Botanic Gardens Conservation International
    CC0 1.0 Universal (CC0 1.0).
    • C CC0 1.0 Universal (CC0 1.0).
    World Flora Online consortium
    World Flora Online Data. 2018.
    • D CC0 1.0 Universal (CC0 1.0).