Difference between revisions of "Echinops Linnaeus (Q3031)"
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Latest revision as of 12:45, 24 June 2022
Echinops is a taxon with the rank genus within the tribe Cardueae
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Echinops Linnaeus
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Echinops is a taxon with the rank genus within the tribe Cardueae
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Statements
taxon/id/Echinops Linnaeus
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Echinops Linnaeus
Echinops
Linnaeus
FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 19: Magnoliophyta: Asteridae, part 6: Asteraceae, part 1. Oxford University Press, New York.
accepted
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Perennials, 100–200 cm, herbage usually ± tomentose, spiny.
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Stems usually erect, simple or branched.
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sessile or petiolate;
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blade margins dentate to pinnately 1–3-pinnately lobed or divided, lobes and teeth spiny, faces ± tomentose, sometimes glandular.
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Heads discoid, many, each with 1 floret, sessile, in pedunculate, spheric secondary heads.
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Secondary involucres of reflexed, laciniate-pinnatifid bracts.
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Primary involucres ellipsoid, subtended by bristles.
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Phyllaries many in several series, unequal, lanceolate (outer) to linear (inner), entire, apices sometimes expanded and fringed, not spine-tipped.
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Receptacles turbinate, bearing elongate subulate scales.
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Florets 1 per primary head;
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corollas white to greenish, blue-gray, blue, or purple, tubes elongate, throats very short, lobes linear;
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anther bases sharply tailed, apical appendages narrowly triangular, acute;
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Cypselae ± cylindric, 4-angled, apices ± truncate, without crowns, densely villous with long, stiff, appressed or ascending, multicellular hairs, attachment scars basal;
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pappi of many, short, ± connate [or distinct] scales.
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x = 13, 14, 15, 16.
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dentate
pinnately 1-3-pinnately lobed
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greenish blue-gray blue or purple
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greenish blue-gray blue or purple
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greenish blue-gray blue or purple
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greenish blue-gray blue or purple
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