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Hieracium scabrum Michaux. Rough Hawkweed. Phen: Jul-Nov. Hab: Dry forests, woodland margins, roadsides. Dist: NS and QC west to MN, south to VA, n. GA, KY, and AR.

Origin/Endemic status: Native

Synonymy ⓘ: = Ar, C, FNA19, G, K3, K4, Mi, NE, NY, Oh3, Pa, RAB, S, SE1, Tat, Tn, Va, W, WV; > Hieracium scabrum Michx. var. intonsum Fernald & H.St.John – F, Il; > Hieracium scabrum Michx. var. leucocaule Fernald & H.St.John – F; > Hieracium scabrum Michx. var. scabrum – F, Il, K1; > Hieracium scabrum Michx. var. tonsum Fernald & H.St.John – F

Links to other floras: = Hieracium scabrum - FNA19

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Heliophily ⓘ: 7

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image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Alan Weakley source | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷

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Horticultural Information

NCBG trait

Intro: Erect perennial of dry forests, woodland margins and roadsides.

Stems: Stems thick, densely hairy; leaks milky sap when broken.

Leaves: Leaves alternate, sessile, oblong-lance-shaped to oval, 1-5 in. long (reduced and fewer upward), mostly entire, lower surface paler than upper, hairy.

Inforescence:

Flowers: Composite flowers (heads) in elongated (to 1 ft.) terminal panicle; heads 1/2-1 in. wide, consisting of 30-60 yellow ray florets with squared-off and toothed tips (no disk florets). Stalks and bracts surrounding the base of each head are covered with stalked glands.

Fruits: Fruit a fluffy cluster of cylindrical achenes with tufts of tawny hairs.

Comments:

Height: 1-3 1/2 ft.

plant sale text:

bloom table text:

description: Erect perennial of dry forests, woodland margins and roadsides.

stems: Stems thick, densely hairy; leaks milky sap when broken.

leaves: Leaves alternate, sessile, oblong-lance-shaped to oval, 1-5 in. long (reduced and fewer upward), mostly entire, lower surface paler than upper, hairy.

inflorescence:

flowers: Composite flowers (heads) in elongated (to 1 ft.) terminal panicle; heads 1/2-1 in. wide, consisting of 30-60 yellow ray florets with squared-off and toothed tips (no disk florets). Stalks and bracts surrounding the base of each head are covered with stalked glands.

fruits: Fruit a fluffy cluster of cylindrical achenes with tufts of tawny hairs.

comments:

cultural notes:

germination code:

native range:

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