Difference between revisions of "Agoseris heterophylla (Nuttall) Greene (Q3063)"
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Latest revision as of 12:47, 24 June 2022
Agoseris heterophylla is a taxon with the rank species within the genus Agoseris
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Agoseris heterophylla (Nuttall) Greene
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Agoseris heterophylla is a taxon with the rank species within the genus Agoseris
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Statements
taxon/id/Agoseris heterophylla (Nuttall) Greene
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Agoseris heterophylla (Nuttall) Greene
Agoseris heterophylla
(Nuttall) Greene
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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CA-BC
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US-AZ
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US-CA
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US-ID
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US-MT
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US-NM
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US-NV
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US-OR
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US-UT
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US-WA
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Stems 0 or 1 (erect, 0–5 cm).
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Leaves mostly erect, sometimes prostrate;
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petioles not purplish, margins glabrous or ciliate;
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blades usually oblanceolate to spatulate, rarely linear, 1–25 cm, margins entire or lobed;
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lobes 2–3 pairs, linear to spatulate, spreading to antrorse, lobules mostly 0, glabrous or densely hairy.
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Peduncles elongating after flowering, 3–60 cm in fruit, glabrous or glabrate, or basally puberulent and apically hairy to tomentose, sometimes stipitate-glandular.
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Involucres cylindric to hemispheric, 1–2 cm in fruit.
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Phyllaries in 2–3 series, green or medially rosy purple, sometimes purple-black spotted or tipped, subequal to unequal, margins glabrous or ciliate, faces usually puberulent to villous, mostly stipitate-glandular, sometimes glabrous;
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outer erect or spreading, adaxially usually villous to lanate, sometimes glabrous;
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inner erect, ± elongating after flowering.
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Receptacles epaleate.
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Florets 5–100 (–300);
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corollas yellow, tubes 1–5 mm, ligules 2–15 × 1–3 mm;
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Cypselae 7–16 mm, bodies mostly fusiform to obconic, sometimes tumid, 2–5 (–10) mm, beaks 5–11 mm, lengths 1–4 times bodies, ribs 0 or alate, straight to strongly undulate, uniform or diminishing proximally;
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pappus bristles in 2–3 series, 4–9 mm.
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usually oblanceolate
spatulate
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adaxially usually villous
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