Liatris tenuifolia
Liatris aestivalis
pine-needle gayfeather, shortleaf blazing star, shortleaf gayfeather
blazing star, summer gayfeather
glabrous or sparsely pilose.
glabrous.
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 and proximal cauline 1-nerved, linear to linear-lanceolate, 70–150 × 1–2.5 mm, abruptly or gradually reduced on distal 1/2 of stems, essentially glabrous (margins sometimes sparsely ciliate).
(ascending) 1–7 mm.
0.
turbinate-campanulate, 5–7 × 4–5 mm.
cylindro-turbinate, 9–12 × 3.5–5 mm.
4–6;
corolla tubes glabrous inside.
3–4(–5);
corolla tubes glabrate inside.
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 2–3 series, (often dark purple in anthesis) oblong-lanceolate to lanceolate-triangular, weakly unequal, essentially glabrous, margins without hyaline borders, sometimes sparsely ciliate, apices acute to acute-attenuate (sometimes with narrow tips).
in compact, racemiform arrays.
(closely spaced, stems obscured) in dense, (cylindric) spiciform arrays.
2.5–4 mm;
pappi: lengths ± equaling corollas, bristles barbellate.
4.5–6 mm;
pappi: lengths ± equaling corollas, bristles plumose.
globose.
globose or subglobose.
WildflowerSearch
iNaturalist
USDA Plants Database
