Difference between revisions of "Amberboa (Persoon) Lessing (Q3048)"
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Latest revision as of 12:44, 24 June 2022
Amberboa is a taxon with the rank genus within the tribe Cardueae
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Amberboa (Persoon) Lessing
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Amberboa is a taxon with the rank genus within the tribe Cardueae
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taxon/id/Amberboa (Persoon) Lessing
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Amberboa (Persoon) Lessing
Amberboa
(Persoon) Lessing
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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herbage not prickly, glabrate.
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Stems erect, usually branched from near bases.
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petiolate (basal and proximal cauline) or sessile (distal cauline);
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blade margins dentate or ± lobed (basal) or entire to lobed (cauline).
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Heads ± radiant, borne singly.
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(Peduncles slender.) Involucres ovoid, 12–16 mm diam.
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Phyllaries many in several series, bases appressed, margins scarious, apices obtuse, inner with oblong, scarious appendages, these entire or spiny.
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Receptacles flat, epaleate, bearing setiform scales (“flattened bristles”).
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outer sterile, corollas expanded, raylike, bilateral, 5–many-lobed;
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inner fertile, corollas actinomorphic;
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anther bases tailed, apical appendages oblong;
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styles branches: fused portions with basal nodes minutely hairy, distinct portions minute.
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Cypselae oblong, compressed, (apices denticulate), faces ribbed, wrinkled, with long, ascending hairs, basal attachment scars lateral, surrounded by whitish, swollen rims;
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pappi persistent, of many scales in several series, distinct, narrow [rarely 0].
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more or less lobed or entire
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