Liatris chapmanii
Liatris oligocephala
Chapman's blazing star, Chapman's gayfeather
Cahaba torch
hirtellous.
glabrous.
basal and proximal cauline 1-nerved, spatulate-oblanceolate to narrowly oblanceolate, 40–150(–180) × 4–8(–11) mm, abruptly reduced (linear, 1–2 mm wide), then gradually reduced distally, essentially glabrous or hirtellous (sometimes mostly along abaxial midveins), gland-dotted.
basal scalelike (usually withering before flowering), cauline 1-nerved, mostly linear, 12–20(–230) × 1.2–3(–4.5) mm, gradually reduced beyond midstem, essentially glabrous (margins ciliate).
0.
(5–)12–40 mm.
cylindric, 8–12 × 3.5–5 mm.
campanulate-turbinate, 10–19(–23) × (8–)10–17(–21) mm.
3–4;
corolla tubes glabrous inside.
(11–)14–21(–25);
corolla tubes glabrous inside.
in 3(–4) series, oblong to oblong-lanceolate, unequal, usually glabrous, rarely minutely puberulent, margins with hyaline borders, apices acute to acuminate.
in ± 3–4 series, (green or purple) lanceolate to linear-oblong, unequal, essentially glabrous or sparsely pilose, margins with or without hyaline borders, ciliate, apices long- to short-acuminate.
(appressed, overlapping) in dense, spiciform arrays.
borne singly or (2–10) in subcorymbiform arrays.
(3–)4–6 mm;
pappi: lengths ± equaling corollas, bristles barbellate.
(3.5–)5–7 mm (glabrous);
pappi: lengths ± 1/2–2/3 corollas, bristles barbellate.
globose to elongate.
subglobose to depressed hemispheric.
= 20.
Liatris chapmanii
Liatris oligocephala
Of conservation concern.
Liatris oligocephala is known only from Bibb County.
(Discussion copyrighted by Flora of North America; reprinted with permission.)
WildflowerSearch
iNaturalist
USDA Plants Database
