Flora of North America species comparison

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Liatris pilosa

grass-leaf gayfeather, shaggy blazing star
Habit Plants 40–120 cm.
Stems

glabrous or sparsely to moderately pilose distally or throughout.
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).
Peduncles

0 or (ascending) 1–10(–80) mm.
Involucres

turbinate to campanulate-cylindric, (7–)8–10 × 5–6 mm.
Florets

(6–)7–12(–13, mostly 9–12 in Del.
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.
Heads

in loose to dense, racemiform to spiciform arrays (internodes 1–7 mm).
Cypselae

(2.5–)3–4 mm;

pappi: lengths ± equaling corollas, bristles barbellate.
Corms

globose.
And

N.J.);

corolla tubes pilose inside.
2n

= 20.

Liatris pilosa
Phenology Flowering (Aug–)Sep–Oct(–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
Elevation (0–)10–500 m ((0–)0–1600 ft)
Distribution
from FNA
DE; MD; NC; NJ; PA; SC; VA
[WildflowerSearch map]
[BONAP county map]
Source FNA vol. 21, p. 529.
Parent taxa Asteraceae > tribe Eupatorieae > Liatris
Sibling taxa
L. acidota, L. aestivalis, L. aspera, L. bracteata, L. chapmanii, L. cokeri, L. compacta, L. cylindracea, L. cymosa, L. elegans, L. elegantula, L. garberi, L. gholsonii, L. glandulosa, L. gracilis, L. helleri, L. hirsuta, L. laevigata, L. lancifolia, L. ligulistylis, L. microcephala, L. ohlingerae, L. oligocephala, L. patens, L. pauciflora, L. provincialis, L. punctata, L. pycnostachya, L. savannensis, L. scariosa, L. spicata, L. squarrosa, L. squarrulosa, L. tenuifolia, L. tenuis, L. virgata
Synonyms Serratula pilosa, Lacinaria graminifolia var. pilosa, L. graminifolia, L. graminifolia var. dubia, L. graminifolia var. lasia, L. pilosa var. laevicaulis
Name authority (Aiton) Willdenow: Sp. Pl. 3: 1636. (1803)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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