Liatris tenuifolia |
Liatris savannensis |
|
---|---|---|
pine-needle gayfeather, shortleaf blazing star, shortleaf gayfeather |
savanna blazing star, savanna gayfeather |
|
Habit | Plants 40–150 cm. | Plants (80–)90–130 cm. |
Stems | glabrous or sparsely pilose. |
glabrous (often sparsely sessile-glandular). |
Leaves | basal and proximal cauline (arising from separated nodes) 1-nerved, linear to linear-lanceolate, 100–300 × 1–2(–2.5) mm, gradually or abruptly reduced distally, essentially glabrous, gland-dotted (proximal margins sometimes ciliate). |
basal (often withering before flowering), 1- or 3–5-nerved, linear-elliptic, linear-spatulate, or linear-oblanceolate, (170–)200–400 × 3–10 mm, gradually reduced distally, essentially glabrous, gland-dotted (proximal margins pilose-ciliate). |
Peduncles | (ascending) 1–7 mm. |
0 or (spreading-ascending) 1–2 mm. |
Involucres | turbinate-campanulate, 5–7 × 4–5 mm. |
turbinate-campanulate, (7–)8–10 × (8–)9–11(–12) mm. |
Florets | 4–6; corolla tubes glabrous inside. |
9–17; corolla tubes pilose inside. |
Phyllaries | in 2–3(–4) series, lanceolate to oblong or elliptic-oblong, unequal, essentially glabrous, margins with (pinkish purple) hyaline borders, apices usually rounded-retuse and minutely involute-cuspidate to apiculate. |
in (3–)4(–5) series, ovate to oblong, obovate, or spatulate, weakly unequal, essentially glabrous, margins with (pinkish purple) hyaline borders, erose to lacerate, ciliolate, apices broadly rounded. |
Heads | in compact, racemiform arrays. |
in dense, spiciform arrays. |
Cypselae | 2.5–4 mm; pappi: lengths ± equaling corollas, bristles barbellate. |
ca. 4 mm; pappi: lengths ± equaling corollas, bristles barbellate. |
Corms | globose. |
globose, irregularly cylindric, narrowly ovoid, or fusiform and caudexlike. |
Liatris tenuifolia |
Liatris savannensis |
|
Phenology | Flowering Aug–Nov. | Flowering (Aug–)Sep–Oct(–Nov). |
Habitat | Longleaf pine savannas, longleaf pine-scrub oak, turkey oak-bluejack oak, slash pine-sand pine-scrub, sand pine-scrub, sand ridges, hills, and flats, roadsides | Sandy pinelands, moist sites dominated by slash pine, sabal palmetto, or mixture of the two |
Elevation | 10–100 m (0–300 ft) | 0–30 m (0–100 ft) |
Distribution |
AL; FL; GA; SC
|
FL |
Source | FNA vol. 21, p. 526. | FNA vol. 21, p. 530. |
Parent taxa | Asteraceae > tribe Eupatorieae > Liatris | Asteraceae > tribe Eupatorieae > Liatris |
Sibling taxa | ||
Synonyms | Lacinaria tenuifolia | |
Name authority | Nuttall: Gen. N. Amer. Pl. 2: 131. (1818) | Kral & G. L. Nesom: Sida 20: 1574, fig. 1. (2003) |
Web links |