Liatris microcephala

(Small) K. Schumann

Just’s Bot. Jahresber. 26(1): 378. 1900.

Common names: Smallhead gayfeather
Endemic
Basionym: Lacinaria microcephala Small Bull. Torrey Bot. Club 25: 473. 1898
Synonyms: Lacinaria polyphylla Small
Treatment appears in FNA Volume 21. Treatment on page 530. Mentioned on page 516.

Plants 30–80 cm. Corms globose (fibrous-roots often densely covering whole structure). Stems glabrous. Leaves: basal and proximal cauline 1-nerved, linear to linear-lanceolate, 80–200 × 1–3 (–4, –6) mm, gradually reduced or abruptly reduced on distal 1/2 of stems, essentially glabrous. Heads in loose to dense, spiciform arrays (internodes to 8 mm). Peduncles 0 or (ascending) 1–12 mm. Involucres turbinate-cylindric, 5–7 (–9) × 3–4 mm. Phyllaries in 3–4 series, oblong to oblong-obovate, strongly unequal, essentially glabrous, margins with hyaline borders, apices rounded. Florets 4–5 (–6); corolla-tubes glabrous inside. Cypselae 3–3.5 mm; pappi: lengths ± 1/2 corollas, bristles barbellate. 2n = 20, 60.


Phenology: Flowering (Jul–)Aug–Oct.
Habitat: Outcrops of granite and sandstone, rocky slopes, sandy stream banks, openings in pine-oak, oak barrens
Elevation: 200–600 m

Distribution

V21-1346-distribution-map.gif

Ala., Ga., Ky., N.C., S.C., Tenn.

Discussion

Selected References

None.

Lower Taxa

None.

"fine" is not a number.

... more about "Liatris microcephala"
not tailed +, truncate +, rounded +  and obtuse +
rounded +
scarious +
usually ovate +  and lanceolate +
usually terete +  and clavate +
spiciform +, racemiform +, cymiform +  and corymbiform +
indeterminate +  and determinate +
Guy L. Nesom +
(Small) K. Schumann +
decurrent +
not enlarged +
Lacinaria microcephala +
5-nerved +, 3-nerved +  and 1-nerved +
dissected +, lobed +, toothed +  and entire +
mostly linear;ovatelanceolate +
papillate +  and rugose +
(4-)5-angled;10-ribbed +
linear-clavate +
barbellate +
Smallhead gayfeather +
white +, usually lavender +  and dark magenta or pinkish purple +
usually hirsutulous +  and hirtellous-pilose +
prismatic +
fertile +  and bisexual +
Ala. +, Ga. +, Ky. +, N.C. +, S.C. +  and Tenn. +
200–600 m +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Outcrops of granite and sandstone, rocky slopes, sandy stream banks, openings in pine-oak, oak barrens +
in usually determinate , rarely indeterminate , arrays +  and singly +
indeterminate +
each +  and sessile +
0.7 cm7 mm <br />0.007 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (2.2 cm22 mm <br />0.022 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
turbinate-cylindric +
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
cauline +, proximal +  and basal +
1 (?) +  and 3 (?) +
linear;linear-lanceolate +
reduced +
lanceolate +  and lance-linear +
2-carpellate +
persistent +
Flowering (Jul–)Aug–Oct. +
18 +  and 40 +
Just’s Bot. Jahresber. +
bearing subulate enations +, hairy +  and bristly +
conic;spheric;usually flat;convex +
exalbuminous +
branched +  and simple +
appendaged +  and truncate +
hirsutulous +
papillate +
Lacinaria polyphylla +
Liatris microcephala +
species +
20 cm200 mm <br />0.2 m <br /> (180 cm1,800 mm <br />1.8 m <br />) +