Liatris pilosa |
Liatris ohlingerae |
|
---|---|---|
grass-leaf gayfeather, shaggy blazing star |
Florida blazing star, Florida gayfeather, sandtorch, scrub blazing star |
|
Habit | Plants 40–120 cm. | Plants 30–100 cm. |
Stems | glabrous or sparsely to moderately pilose distally or throughout. |
minutely and closely villous-puberulent, glabrescent. |
Leaves | basal and proximal cauline 1-nerved, narrowly oblanceolate, 60–170(–200) × 2–7(–11) mm, abruptly to gradually reduced distally (becoming linear, spreading-ascending), essentially glabrous or sparsely pilose (abaxially), gland-dotted (proximal margins piloso-ciliate). |
basal and proximal cauline (usually withering before anthesis) 1-nerved, linear, 80–150 × 1–2(–2.5) mm, gradually reduced distally, essentially glabrous or sparsely puberulent and soon glabrescent, gland-dotted. |
Peduncles | 0 or (ascending) 1–10(–80) mm. |
(spreading-ascending) 20–70 mm. |
Involucres | turbinate to campanulate-cylindric, (7–)8–10 × 5–6 mm. |
hemispheric to campanulate or broadly turbinate, 17–23 × 15–20 mm. |
Florets | (6–)7–12(–13, mostly 9–12 in Del. |
± 20–30; corolla tubes glabrous inside. |
Phyllaries | in (3–)4–5(–6) series, oblong, unequal, essentially glabrous, margins with hyaline borders (0.2–0.4 mm wide), erose to lacerate, ciliolate, apices usually rounded, rarely acute. |
in 6–7 series, oblong, strongly unequal, essentially glabrous, margins with (faintly purplish) hyaline borders, ciliolate, apices rounded to obtuse. |
Heads | in loose to dense, racemiform to spiciform arrays (internodes 1–7 mm). |
(1–30) in open, corymbiform to racemiform arrays. |
Cypselae | (2.5–)3–4 mm; pappi: lengths ± equaling corollas, bristles barbellate. |
7–10 mm; pappi: lengths ± equaling corollas, bristles barbellate to subplumose. |
Corms | globose. |
nearly cylindric. |
And | N.J.); corolla tubes pilose inside. |
|
2n | = 20. |
|
Liatris pilosa |
Liatris ohlingerae |
|
Phenology | Flowering (Aug–)Sep–Oct(–Nov). | Flowering (Jul–)Aug–Nov. |
Habitat | Old fields, pine barrens, scrub oak-pine sandhills, openings in pine, oak, and oak-hickory woods, tidal marsh edges, sandy fields, dune hollows, wet sand near beaches, edges of tidal marshes, sand to sandy clay-loam | Oak scrubs, scrubby flatwoods, rosemary scrub |
Elevation | (0–)10–500 m ((0–)0–1600 ft) | 10–50 m (0–200 ft) |
Distribution |
DE; MD; NC; NJ; PA; SC; VA
|
FL
|
Discussion | Liatris ohlingerae grows in DeSoto, Highlands, and Polk counties, on Lake Wales Ridge. It is in the Center for Plant Conservation’s National Collection of Endangered Plants. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
|
Source | FNA vol. 21, p. 529. | FNA vol. 21, p. 530. |
Parent taxa | Asteraceae > tribe Eupatorieae > Liatris | Asteraceae > tribe Eupatorieae > Liatris |
Sibling taxa | ||
Synonyms | Serratula pilosa, Lacinaria graminifolia var. pilosa, L. graminifolia, L. graminifolia var. dubia, L. graminifolia var. lasia, L. pilosa var. laevicaulis | Lacinaria ohlingerae, Ammopursus ohlingerae |
Name authority | (Aiton) Willdenow: Sp. Pl. 3: 1636. (1803) | (S. F. Blake) B. L. Robinson: Contr. Gray Herb. 104: 49. (1934) |
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