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Coker's gayfeather, sandhill's blazing star, Sandhills gayfeather

Aggie-land gayfeather, branch blazing star, branch gayfeather

Habit Plants 25–85 cm. Plants 20–75 cm.
Stems

glabrous.

strigoso-puberulent.

Leaves

basal and proximal cauline 1-nerved, lance-linear to linear, 50–150 × 2–5 mm, gradually or abruptly reduced distally, essentially glabrous (proximal margins sparsely ciliate).

basal and proximal cauline 1-nerved, linear to narrowly oblanceolate, 80–120 × 2–5 mm, gradually reduced distally or abruptly reduced on distal 1/2 of stems, essentially glabrous (margins proximally piloso-ciliate).

Peduncles

0 or (ascending) 1–6(–10) mm.

20–70 mm (bracteate).

Involucres

cylindro-turbinate, (7–)8–9 × 3.5–4 mm.

cylindro-campanulate, 14–17 × 8–11 mm.

Florets

4–7(–9);

corolla tubes pilose inside.

20–25;

corolla tubes glabrous inside.

Phyllaries

in 3–4 series, ovate-oblong, oblong, or oblong-lanceolate (inner 7.5–10 × 1–1.8 mm), strongly unequal, essentially glabrous, margins with hyaline borders (lacking at apices), ciliolate, apices (inner and middle, sometimes outer) rounded to blunt, involute-cuspidate to short-acuminate.

in 5–7 series, broadly oblong-obovate (outer) to broadly oblong, strongly unequal, sparsely short-pilose, margins without hyaline borders, ciliolate, apices rounded, sometimes mucronate.

Heads

in dense, racemiform to spiciform arrays (sometimes strongly to weakly secund, especially if branches reclining, internodes 1–5 mm).

(2–20+) in open, cymiform arrays.

Cypselae

3–4(–5) mm;

pappi: lengths ± equaling corollas, bristles barbellate.

6–7 mm;

pappi: lengths ± equaling corollas, bristles plumose.

Corms

globose.

globose to elongate-globose.

Liatris cokeri

Liatris cymosa

Phenology Flowering (Aug–)Sep–Oct. Flowering (Jul–)Aug–Oct.
Habitat Sand ridges, sandy fields and roadsides, turkey-oak, longleaf pine-oak Post oak woodlands, fields, fencerows, openings, edges, clay soils
Elevation 50–150 m (200–500 ft) 50–100 m (200–300 ft)
Distribution
from FNA
NC; SC
[BONAP county map]
from FNA
TX
[BONAP county map]
Discussion

Pyne and Stucky noted that variants of Liatris cokeri (apparently intermediate toward L. virgata) occur on the coastal plain of North Carolina and South Carolina.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Of conservation concern.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 21, p. 528. FNA vol. 21, p. 520.
Parent taxa Asteraceae > tribe Eupatorieae > Liatris Asteraceae > tribe Eupatorieae > Liatris
Sibling taxa
L. acidota, L. aestivalis, L. aspera, L. bracteata, L. chapmanii, L. compacta, L. cylindracea, L. cymosa, L. elegans, L. elegantula, L. garberi, L. gholsonii, L. glandulosa, L. gracilis, L. helleri, L. hirsuta, L. laevigata, L. lancifolia, L. ligulistylis, L. microcephala, L. ohlingerae, L. oligocephala, L. patens, L. pauciflora, L. pilosa, L. provincialis, L. punctata, L. pycnostachya, L. savannensis, L. scariosa, L. spicata, L. squarrosa, L. squarrulosa, L. tenuifolia, L. tenuis, L. virgata
L. acidota, L. aestivalis, L. aspera, L. bracteata, L. chapmanii, L. cokeri, L. compacta, L. cylindracea, L. elegans, L. elegantula, L. garberi, L. gholsonii, L. glandulosa, L. gracilis, L. helleri, L. hirsuta, L. laevigata, L. lancifolia, L. ligulistylis, L. microcephala, L. ohlingerae, L. oligocephala, L. patens, L. pauciflora, L. pilosa, L. provincialis, L. punctata, L. pycnostachya, L. savannensis, L. scariosa, L. spicata, L. squarrosa, L. squarrulosa, L. tenuifolia, L. tenuis, L. virgata
Synonyms Lacinaria cymosa
Name authority Pyne & Stucky: Sida 14: 205. (1990) (Ness) K. Schumann: Just’s Bot. Jahresber. 27(1): 528. (1901)
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