Descurainia incisa (Engelmann ex A. Gray) Britton (Q3695)
Descurainia incisa is a taxon with the rank species within the genus Descurainia
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| English |
Descurainia incisa (Engelmann ex A. Gray) Britton
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Descurainia incisa is a taxon with the rank species within the genus Descurainia
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Statements
taxon/id/Descurainia incisa (Engelmann ex A. Gray) Britton
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Descurainia incisa (Engelmann ex A. Gray) Britton
Descurainia incisa
(Engelmann ex A. Gray) Britton
FNA Editorial Committee. 2010. Flora of North America north of Mexico. Volume 7: Magnoliophyta: Salicaceae to Brassicaceae. Oxford University Press, New York.
accepted
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CA-AB
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CA-BC
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CA-YT
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US-AZ
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US-CA
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US-CO
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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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US-WY
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densely to sparsely pubescent, glabrous or pubescent distally, sometimes canescent, trichomes dendritic.
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Stems erect, usually unbranched basally, branched distally or sometimes throughout, (1.3–) 2–8.2 (–10.7) dm.
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Basal leaves: petiole 0.5–4.7 cm;
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blade pinnate, obovate to oblanceolate in outline, 1.5–10.3 cm, lateral lobes (2–9 pairs), ovate or oblong to lanceolate or linear, margins usually dentate to incised or entire, rarely pinnatifid or crenate.
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Cauline leaves sessile or shortly petiolate;
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blade smaller distally, distal lobes oblong, lanceolate, linear, (margins dentate to denticulate or entire), surfaces pubescent or glabrous.
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Fruiting pedicels ascending to divaricate or horizontal, straight, (3–) 5–25 (–30) mm.
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Flowers: sepals erect to ascending, yellowish, oblong to ovate, 1.6–2.4 mm, glabrous or pubescent;
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petals narrowly oblanceolate, 1.7–2.8 × 0.5–0.9 mm;
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median filaments 1.6–2.4 mm;
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anthers 0.3–0.4 mm.
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Fruits erect to ascending, linear, slightly torulose, 8–20 × 0.9–1.3 mm, (straight or slightly to strongly curved inward);
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valves each not veined or with distinct midvein;
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ovules 14–26 per ovary;
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style 0.1–0.3 mm, glabrous.
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Seeds uniseriate, reddish-brown, oblong, 0.9–1.3 × 0.5–0.6 mm.
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branched
distally; distally; sometimes throughout; throughout
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usually dentate
incised or entire rarely pinnatifid or crenate
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usually dentate
incised or entire rarely pinnatifid or crenate
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