Difference between revisions of "Centaurea depressa"

M. Bieberstein

Fl. Taur.-Caucas. 2: 346. 1808.

Common names: Low cornflower
Treatment appears in FNA Volume 19. Treatment on page 184. Mentioned on page 183.
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|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V19-20-21/V19_207.xml
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|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V19_207.xml
 
|tribe=Asteraceae tribe Cardueae
 
|tribe=Asteraceae tribe Cardueae
 
|genus=Centaurea
 
|genus=Centaurea

Latest revision as of 19:50, 5 November 2020

Annuals, 20–60 cm. Stems usually several–many from base, spreading, ± openly branched distally, loosely gray-tomentose. Leaves ± loosely gray-tomentose; basal and proximal cauline petiolate, blades oblong, 5–10 cm, margins entire or pinnatifid with terminal segment largest, apices obtuse; mid and distal cauline sessile, linear-lanceolate to oblong, blades usually not much smaller, entire, mucronate. Heads radiant, borne singly, pedunculate. Involucres ovoid to campanulate, 15–20 mm. Phyllaries: bodies green, ovate (outer) to oblong (inner), glabrous, margins and erect appendages silvery white to brown, scarious, fringed with slender teeth 1.5–2 mm. Florets 25–35; corollas of sterile florets spreading, dark blue, 25–30 mm, enlarged, those of fertile florets purple, ca. 15 mm. Cypselae brown, 4.5–6 mm, puberulent near attachment scar, otherwise glabrous; pappi of outer series of unequal stiff bristles 2–8 mm, inner series of slender scales ca. 1.5 mm. 2n = 16 (Armenia).


Phenology: Flowering spring–summer (May–Jul).
Habitat: Disturbed ground
Elevation: 50–1400 m

Distribution

V19-207-distribution-map.gif

Introduced; Md., Nev., sw, c Asia.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Centaurea depressa"
David J. Keil +  and Jörg Ochsmann +
M. Bieberstein +
Asteraceae tribe Cynareae +
Low cornflower +
Md. +, Nev. +, sw +  and c Asia. +
50–1400 m +
Disturbed ground +
Flowering spring–summer (May–Jul). +
Fl. Taur.-Caucas. +
Acosta +, Cnicus +, Grossheimia +, Jacea +  and Leucacantha +
Centaurea depressa +
Centaurea +
species +