Vernonia lindheimeri

A. Gray & Engelmann

Proc. Amer. Acad. Arts 1: 46. 1847.

Illustrated
Treatment appears in FNA Volume 19. Treatment on page 210. Mentioned on page 207.

Plants 2–5 (–8+) dm. Stems ± pannose. Leaves mostly cauline; blades linear, 5–8 cm × 2–4 mm, l/w = 17–25 (–40), abaxially densely sericeo-tomentose, adaxially usually glabrate, sometimes sparsely arachno-tomentose. Heads in corymbiform arrays. Peduncles 5–35 mm. Involucres ± obconic to campanulate, 6–10 × 5–8 mm. Phyllaries 40–50+ in 5–6+ series, sericeo-tomentose, including margins, the outer lanceovate, 1–2 mm, the inner lanceolate to lance-linear, 6–7 (–9+) mm, tips acute. Florets 12–24+. Cypselae 3–4 mm; pappi stramineous to purplish, outer scales 20+, 0.6–1.1 mm, contrasting with 20+, 6–7+ mm inner bristles. 2n = 34.


Phenology: Flowering Jun–Aug.
Habitat: Calcareous soils, rocky banks
Elevation: 300 m

Distribution

V19-258-distribution-map.gif

Ark., Tex., Mexico (Coahuila)

Discussion

Selected References

None.

Lower Taxa

None.

"dm" is not declared as a valid unit of measurement for this property."dm" is not declared as a valid unit of measurement for this property."dm" is not declared as a valid unit of measurement for this property.

... more about "Vernonia lindheimeri"
resin-gland-dotted +, glabrous +, glabrate +, tomentose +  and pannose +
resin-gland-dotted +  and glabrate +
acute;attenuate +
scarious +
ovate +  and lanceolate +
indeterminate +  and determinate +
10 cm100 mm <br />0.1 m <br /> (25 cm250 mm <br />0.25 m <br />) +
John L. Strother +
A. Gray & Engelmann +
cuneate +
compound +  and simple +
5 cm50 mm <br />0.05 m <br /> (8 cm80 mm <br />0.08 m <br />) +
arachno-tomentose +, glabrate +  and sericeo-tomentose +
filiform;linear;filiform;linear;spatulate;oblanceolate;lanceolate;elliptic;ovate +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
ribbed;nerved;ribbed;nerved;smooth +
lance-linear;more or less lanceolate +
zygomorphic +, actinomorphic +  and (3-)5-merous +
pink +  and purplish +
resin-gland-dotted +, more or less strigillose +  and hirtellous +
fertile +  and bisexual +
Ark. +, Tex. +  and Mexico (Coahuila) +
gland-dotted +
sparsely strigillose +  and tomentose +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Calcareous soils, rocky banks +
pedunculate +
in usually determinate , rarely indeterminate , arrays +  and singly +
indeterminate +
each +  and sessile +
0.6 cm6 mm <br />0.006 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
0.7 cm7 mm <br />0.007 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
0.6 cm6 mm <br />0.006 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
0.6 cm6 mm <br />0.006 m <br /> (1 cm10 mm <br />0.01 m <br />) +
less obconic;campanulate +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
petiolate +  and sessile +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.11 cm1.1 mm <br />0.0011 m <br />) +
2-carpellate +
stramineous +  and purplish +
persistent +
0.5 cm5 mm <br />0.005 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
Flowering Jun–Aug. +
sericeo-tomentose +
40 +  and 50 +
Proc. Amer. Acad. Arts +
bearing subulate enations +, hairy +  and bristly +
flat;convex +
subulate +  and setiform +
exalbuminous +
Illustrated +
prostrate +  and ascending +
appendaged +  and truncate +
hirsutulous +
Compositae +
Vernonia lindheimeri +
Vernonia +
species +