Boechera ultra-alsa Windham & Al-shehbaz

Species

Angiosperms > Brassicales > Brassicaceae > Boechera

Characteristics

Perennials; long-lived; repro-ductive mode unknown; caudex woody. Stems 1 per caudex branch, arising from center of rosette near ground surface, ca. 1 dm, densely pubescent proxi-mally, trichomes stalked, (2 or) 3-6-rayed, 0.2-0.5 mm, glabrate distally. Basal leaves: blade oblanceolate, 4-6 mm wide, margins entire, not ciliate, surfaces moderately pubescent, trichomes long-stalked, 3-6 (or 7)-rayed, 0.2-0.5 mm. Cauline leaves: 2-5, concealing stem proximally; blade auricles absent, surfaces of distalmost leaves pubescent. Racemes 3-or 4-flowered, unbranched. Fruiting pedicels erect-ascending, straight, 4-5 mm, glabrous or sparsely pubescent, trichomes appressed, branched. Flowers not seen. Fruits erect-ascending, sometimes appressed to rachis, not secund, straight, edges parallel, 3-4 cm × ca. 5 mm; valves glabrous; ovules ca. 16 per ovary; style 0.5-0.7 mm. Seeds uniseriate, 5.5-6.5 × 4-4.5 mm; wing continuous, 1-2 mm wide.
Life form perennial
Growth form herb
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Sexuality hermaphrodite
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Environment

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Usage

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Cultivation

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Identifiers

LSID urn:lsid:ipni.org:names:60445593-2
WFO ID wfo-0000506695
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Wikipedia (EN)
Wikipedia (FR)

Synonyms

Boechera ultra-alsa