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Apocynum androsaemifolium Linnaeus. Spreading Dogbane. Phen: Jun-Aug; Sep-Oct. Hab: Forests, woodlands, prairies, flood-scour, roadsides, pastures. Dist: NL (Newfoundland) to BC south to w. NC, nw. SC (Bradley et al. [in prep.]), c. GA, TX, AZ, and n. Mexico (CHH, COA, SON).

Origin/Endemic status: Native

Synonymy : = Ar, C, F, FNA14, GrPl, K1, K3, K4, Mex, Mi, Mo2, NE, NY, Pa, RAB, S, Tat, Tn, Tx, Va, W; > Apocynum androsaemifolium L. var. androsaemifolium – G, Il, Woodson (1930); > Apocynum androsaemifolium L. var. glabrum Macoun – G; > Apocynum androsaemifolium L. var. incanum A.DC. – Il, Woodson (1930)

Links to other floras: = Apocynum androsaemifolium - FNA14

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: UPL
  • Eastern Mountains and Piedmont: FACU
  • Great Plains: UPL
  • Midwest: UPL
  • Northcentral & Northeast: UPL

Heliophily : 7

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image of plant© Keith Bradley | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷

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Horticultural Information

NCBG trait

Intro: Erect or ascending, widely branching to bushy perennial found in moist to dry forests, woodlands and clearings.

Stems: Stems with loosely ascending branches, smooth.

Leaves: Leaves opposite, loosely spreading or drooping on slender petioles, oval to oval-oblong, to 3½ in. long, smooth.

Inforescence:

Flowers: Flowers in large clusters at tips of branches and smaller ones in leaf axils, flowering simultaneously; white often pink-tinged or pink with red stripes inside; less than ½ in long; tubular-bell-shaped with 5 spreading to recurved corolla lobes; fragrant.

Fruits: Fruit a dangling pair of cylindrical-linear, slightly curved follicles containing silky-tufted seeds.

Comments:

Height: 1-3 ft.

plant sale text:

bloom table text:

description: Erect or ascending, widely branching to bushy perennial found in moist to dry forests, woodlands and clearings.

stems: Stems with loosely ascending branches, smooth.

leaves: Leaves opposite, loosely spreading or drooping on slender petioles, oval to oval-oblong, to 3½ in. long, smooth.

inflorescence:

flowers: Flowers in large clusters at tips of branches and smaller ones in leaf axils, flowering simultaneously; white often pink-tinged or pink with red stripes inside; less than ½ in long; tubular-bell-shaped with 5 spreading to recurved corolla lobes; fragrant.

fruits: Fruit a dangling pair of cylindrical-linear, slightly curved follicles containing silky-tufted seeds.

comments:

cultural notes:

germination code:

native range: