Copy permalink to share

Nabalus roanensis Chickering. Common name: Roan Rattlesnake-root. Phenology: Aug-Oct. Habitat: Mountain forests, grassy balds, at high elevations. Distribution: W. NC and e. TN.

Origin/Endemic status: Endemic

Taxonomy Comments: Fusiak & Schilling (1984) studied Prenanthes roanensis and related species.

Synonymy : = S; = n/a – F; < Nabalus roanensis Chick. – K3, K4, Tn, Va; < Prenanthes cylindrica (Small) E.L.Braun – G; < Prenanthes roanensis (Chick.) Chick. – C, FNA19, K1, RAB, SE1, W, Fusiak & Schilling (1984), Johnson (1980)

Links to other floras: < Prenanthes roanensis - FNA19

Show in key(s)

Show parent genus

Heliophily : 8

Your browser does not support SVGs

Hover over a shape, letter, icon, or arrow on the map for definition or see the legend.

image of plant© Layla Dishman | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Alan Weakley source | Original Image ⭷
image of plant© Alan Weakley source | Original Image ⭷
image of plant© Alan Weakley source | Original Image ⭷

Feedback

See something wrong or missing on about Nabalus roanensis? Let us know here: (Please include your name and email if at all complicated so we can clarify if needed.) We greatly appreciate feedback, and will include updates from you in our next webapp update, which can take a few months.


Horticultural Information

NCBG trait

Intro: Erect perennial of high elevation forests and grassy balds.

Stems: Stems simple, green or purple, smooth below and with spreading hairs above.

Leaves: Leaves alternate, petiolate, evenly distributed along stem; lower and middle leaves triangular to arrowhead-shaped and 3-lobed (lobes angular) or unlobed, 1-5 in. long, some tinged with purple, hairy or smooth.

Inforescence:

Flowers: Composite flowers (heads) drooping from short stalks on upper branches; cylindric heads about 1/2 in. long, consisting of 5-13 greenish-yellow ray florets surrounded by 5 bristly-hairy, green bracts with dark tips.

Fruits: Fruit a tufted achene.

Comments:

Height: 1/2-3 ft.

plant sale text:

bloom table text:

description: Erect perennial of high elevation forests and grassy balds.

stems: Stems simple, green or purple, smooth below and with spreading hairs above.

leaves: Leaves alternate, petiolate, evenly distributed along stem; lower and middle leaves triangular to arrowhead-shaped and 3-lobed (lobes angular) or unlobed, 1-5 in. long, some tinged with purple, hairy or smooth.

inflorescence:

flowers: Composite flowers (heads) drooping from short stalks on upper branches; cylindric heads about 1/2 in. long, consisting of 5-13 greenish-yellow ray florets surrounded by 5 bristly-hairy, green bracts with dark tips.

fruits: Fruit a tufted achene.

comments:

cultural notes:

germination code:

native range: