Arabis eschscholtziana Andrzejowski in C. F. von Ledebour (Q3487)
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Arabis eschscholtziana is a taxon with the rank species within the genus Arabis
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| English |
Arabis eschscholtziana Andrzejowski in C. F. von Ledebour
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Arabis eschscholtziana is a taxon with the rank species within the genus Arabis
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Statements
taxon/id/Arabis eschscholtziana Andrzejowski
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Arabis eschscholtziana Andrzejowski
Arabis eschscholtziana
Andrzejowski
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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Eschscholtz's hairy rockcress (English)
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CA-AB
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CA-BC
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Douglas, G.W., G.B. Straley, D.V. Meidinger & J. Pojar. 1998. Illustrated Flora of British Columbia. B.C. Ministry of Environment, Lands & Parks and B.C. Ministry of Forests. Victoria. Crown Publications. 8 vols.
CA-YT
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Cody, W.J. 2000. Flora of the Yukon Territory. 2nd ed. National Research Press, Ottawa. 669 pp.
CA-AB
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CA-BC
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CA-YT
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US-AK
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US-CA
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US-ID
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US-MT
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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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usually densely hirsute (at least basally), trichomes simple or stalked, forked, sometimes glabrescent with mostly simple ones.
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Stems simple or several from base (rosette), erect, often branched distally, 2–7 (–10) dm, (hirsute basally, trichomes simple and minutely stalked, forked, rarely almost exclusively glabrous).
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Basal leaves: petiole 0.7–3 cm, (ciliate or not);
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blade broadly spatulate to narrowly oblanceolate, 1.2–10 cm × 7–30 mm, margins entire or dentate, apex obtuse or acute, surfaces usually pubescent, sometimes glabrous, trichomes simple, forked and stalked, stellate.
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Cauline leaves (2–) 4–12 (–18), (well-spaced or, rarely, overlapping);
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blade ovate to oblong or lanceolate, 1.5–6.5 (–10) cm × 5–30 mm, base auriculate, margins dentate or entire, apex acute or obtuse, surfaces sparsely hirsute or glabrous.
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Fruiting pedicels erect to erect-ascending, 3.5–10 (–15) mm, (glabrous or sparsely pubescent).
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Flowers: sepals oblong, 3.5–5 × 1.2–2 mm, lateral pair saccate basally;
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petals white, rarely pink, linear-oblanceolate or narrowly spatulate, (5.5–) 6.5–9 (–10) × 1.5–3 mm, apex obtuse;
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filaments 3.5–6 mm;
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anthers oblong, 0.7–1 mm.
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Fruits erect to erect-ascending, (often appressed to rachis), torulose, 3.5–6.5 cm × 1.2–1.8 (–2) mm;
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valves each with prominent midvein extending full length or to middle;
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ovules 54–80 per ovary;
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style (0.1–) 0.3–1 mm.
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Seeds usually narrowly winged throughout or only distally, rarely not winged, oblong or suborbicular, 1–1.8 × 0.9–1.3 mm;
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broadly spatulate
narrowly oblanceolate
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winged
usually narrowly; throughout; throughout; only distally; distally
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