Liatris elegantula |
Liatris savannensis |
|
---|---|---|
Greene's elegant gayfeather, shaggy blazing star |
savanna blazing star, savanna gayfeather |
|
Habit | Plants 60–105 cm. | Plants (80–)90–130 cm. |
Stems | glabrous. |
glabrous (often sparsely sessile-glandular). |
Leaves | basal and proximal cauline 1-nerved, linear-oblanceolate to narrowly oblanceolate, 80–210 × 2–5(–10) mm, gradually or abruptly reduced distally, essentially glabrous (sparsely piloso-ciliate along proximal margins), gland-dotted. |
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 | 0 or (ascending) 2(–7) mm. |
0 or (spreading-ascending) 1–2 mm. |
Involucres | turbinate, 6–8 × 5–7 mm. |
turbinate-campanulate, (7–)8–10 × (8–)9–11(–12) mm. |
Florets | (7–)8–11(–13); corolla tubes pilose inside. |
9–17; corolla tubes pilose inside. |
Phyllaries | in 3–4(–5) series, mostly oblong, unequal, essentially glabrous, margins with hyaline borders (0.2–0.4 mm wide), sometimes sparsely ciliolate, apices rounded. |
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 loose, racemiform arrays (internodes 2–14 mm). |
in dense, spiciform arrays. |
Cypselae | 2.8–3.5(–3.8) mm; pappi: lengths ± equaling corollas, bristles barbellate. |
ca. 4 mm; pappi: lengths ± equaling corollas, bristles barbellate. |
Corms | mostly globose. |
globose, irregularly cylindric, narrowly ovoid, or fusiform and caudexlike. |
2n | = 20. |
|
Liatris elegantula |
Liatris savannensis |
|
Phenology | Flowering Aug–Oct(–Nov). | Flowering (Aug–)Sep–Oct(–Nov). |
Habitat | Longleaf pine-scrub oak, pine, live oak-pine, deciduous oak-pine, deciduous flatwoods, sandhills, savanna edges, edges of cypress depressions, depression meadows, live oak-pine-palmetto hammocks, sandy clay or loam, rarely clay | Sandy pinelands, moist sites dominated by slash pine, sabal palmetto, or mixture of the two |
Elevation | 0–300(–500) m (0–1000(–1600) ft) | 0–30 m (0–100 ft) |
Distribution |
AL; FL; GA; MS
|
FL |
Source | FNA vol. 21, p. 530. | FNA vol. 21, p. 530. |
Parent taxa | Asteraceae > tribe Eupatorieae > Liatris | Asteraceae > tribe Eupatorieae > Liatris |
Sibling taxa | ||
Synonyms | Lacinaria elegantula, L. graminifolia var. elegantula | |
Name authority | (Greene) K. Schumann: Just’s Bot. Jahresber. 29(1): 569. (1903) | Kral & G. L. Nesom: Sida 20: 1574, fig. 1. (2003) |
Web links |