Centaurea montana

Linnaeus

Sp. Pl. 2: 911. 1753.

Common names: Mountain cornflower or bluet centaurée des montagnes
Introduced
Treatment appears in FNA Volume 19. Treatment on page 185. Mentioned on page 183.

Perennials, 25–80 cm, from rhizomes or stolons. Stems 1–several, erect, simple or sparingly branched, villous with septate hairs and thinly arachnoid-tomentose with long, simple hairs. Leaves thinly villous and ± tomentose, glabrate; proximal leaves winged-petiolate, blades 10–30 cm, margins entire or remotely dentate to pinnately lobed; mid and distal leaves sessile, blades decurrent, ovate to oblong or lanceolate, entire or remotely denticulate. Heads radiant, borne singly or in few-headed corymbiform arrays; (peduncles to 7 cm). Involucres ovoid to ± campanulate, 20–25 mm. Principal phyllaries: bodies greenish, ovate to lanceolate, scarious-margined, appendages appressed, brown to black, unarmed, decurrent on phyllary margins, pectinate-fringed, puberulent; innermost phyllaries sometimes unappendaged. Florets 35–60+; sterile florets 10–20, corollas blue (white, purple, or pink), 2.5–4.5 cm, corolla-tube elongate. Disc-florets 25–40+; corollas purple, ca. 20 mm; anthers dark blue-purple. Cypselae ± brown, 5–6 mm, sericeous; pappi of bristles 0.5–1.5 mm. 2n = 24 (Germany), 40 (Russia), 44 (France).


Phenology: Flowering summer (Jun–Aug).
Habitat: Escaped from cultivation, roadsides, woodlands, sagebrush scrub
Elevation: 0–1400 m

Distribution

V19-208-distribution-map.gif

Introduced; St. Pierre and Miquelon, B.C., N.B., Nfld. and Labr. (Nfld.), Ont., Que., Alaska, Idaho, Maine, Mich., Minn., Mont., N.H., N.Y., Oreg., Pa., Utah, Wash., Wis., Europe

Discussion

Centaurea montana is a very handsome plant, native to the mountains of Europe, now widely cultivated as an ornamental.

Selected References

None.

Lower Taxa

None.

"fine" is not a number."fine" is not a number.

... more about "Centaurea montana"
44 +, 40 +  and 24 +
dark blue-purple +
with fine , 1-celled hairs +  and glabrous +
scarious +
brown +  and black +
erect;spreading +
pectinate-fringed +  and decurrent +
indeterminate +  and determinate +
David J. Keil +  and Jörg Ochsmann +
Linnaeus +
decurrent +
Asteraceae tribe Cynareae +
compound +  and simple +
ovate;oblong or lanceolate entire or remotely denticulate +
10 cm100 mm <br />0.1 m <br /> (30 cm300 mm <br />0.3 m <br />) +
scarious-margined +
10-nerved or 20-nerved +  and rugose +
ovate;lanceolate +
barbed +  and smooth +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
Mountain cornflower or bluet +  and centaurée des montagnes +
actinomorphic +
radial +  and bilateral +
inconspicuous +
expanded +  and slender +
20 cm200 mm <br />0.2 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
compressed +  and barrel--shaped +
fertile +  and bisexual +
St. Pierre and Miquelon +, B.C. +, N.B. +, Nfld. and Labr. (Nfld.) +, Ont. +, Que. +, Alaska +, Idaho +, Maine +, Mich. +, Minn. +, Mont. +, N.H. +, N.Y. +, Oreg. +, Pa. +, Utah +, Wash. +, Wis. +  and Europe +
0–1400 m +
glandular-punctate +
puberulent +, strigose +, villous +, tomentose +  and glabrous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Escaped from cultivation, roadsides, woodlands, sagebrush scrub +
simple +  and septate +
disciform +  and discoid +
in few-headed corymbiform arrays +, singly +  and radiant +
indeterminate +
each +  and sessile +
ovoid;more or less campanulate +
2 cm20 mm <br />0.02 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
sessile +  and petiolate +
cauline +  and basal +
glabrate +, tomentose +  and villous +
acute +  and linear-oblong +
remotely dentate to pinnately lobed +  and entire +
usually lobed +  and dissected +
2-carpellate +
persistent +
Flowering summer (Jun–Aug). +
papillate +  and smooth +
distinct +  and fused +
flat;convex +
exalbuminous +
Introduced +
branched +  and simple +
1 +  and several +
appendaged +  and truncate +
dilated +  and swollen +
enlarged +
Acosta +, Cnicus +, Grossheimia +, Jacea +  and Leucacantha +
Centaurea montana +
Centaurea +
species +
tomentose +  and glabrous +
25 cm250 mm <br />0.25 m <br /> (80 cm800 mm <br />0.8 m <br />) +
tree +, vine +, shrub +  and subshrub +
15 +, 13 +, 12 +, 11 +, 10 +, 9 +  and 8 +