Difference between revisions of "Echinops ritro subsp. ruthenicus"
Consp. Fl. Eur. 2: 399. 1879.
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|name=Echinops ruthenicus | |name=Echinops ruthenicus | ||
|authority=M. Bieberstein | |authority=M. Bieberstein | ||
| + | |rank=species | ||
|publication_title=Fl. Taur.-Caucas. | |publication_title=Fl. Taur.-Caucas. | ||
|publication_place=3: 597. 1819 | |publication_place=3: 597. 1819 | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Echinops ritro subsp. ruthenicus | name=Echinops ritro subsp. ruthenicus | ||
| − | |||
|authority=(M. Bieberstein) Nyman | |authority=(M. Bieberstein) Nyman | ||
|rank=subspecies | |rank=subspecies | ||
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|publication year=1879 | |publication year=1879 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V19-20-21/V19_33.xml |
|tribe=Asteraceae tribe Cardueae | |tribe=Asteraceae tribe Cardueae | ||
|genus=Echinops | |genus=Echinops | ||
Revision as of 19:18, 16 December 2019
Plants 100–150 cm. Stems simple or distally ± branched, ± white-tomentose, proximally sometimes ± glabrate. Leaves: basal and proximal cauline winged-petiolate, mid cauline ± clasping; blades elliptic to obovate, margins 2-pinnately divided nearly to midvein, lobes linear to oblong, spiny-serrate, spine-tipped, abaxial faces white-tomentose, adaxial faces green, sparsely viscid-glandular; distal smaller, less divided. Secondary heads 3.5–4.5 cm diam. Involucres 15–20 mm. Inner phyllaries lavender, apices attenuate, serrulate, scabrous, not glandular. Corollas blue to purple (white). Cypselae ca. 6 mm; pappi of ± connate, minutely barbed scales ca. 1 mm. 2n = 32 (Greece).
Phenology: Flowering summer (Jun–Aug).
Habitat: Disturbed sites
Elevation: 0–500 m
Distribution
N.Y., Wash., Europe, Asia.
Discussion
Subspecies ruthenicus sometimes escapes from cultivation.
Selected References
None.