Difference between revisions of "Myagrum perfoliatum"
Sp. Pl. 2: 640. 1753.
Treatment appears in FNA Volume 7. Treatment on page 569.
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|publication year=1753 | |publication year=1753 | ||
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| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V7/V7_920.xml |
|tribe=Brassicaceae tribe Isatideae | |tribe=Brassicaceae tribe Isatideae | ||
|genus=Myagrum | |genus=Myagrum | ||
Revision as of 18:00, 18 September 2019
Stems branched at or distal to middle, rigid, 2–5(–6) dm. Basal leaves (withered by anthesis); shortly petiolate; blade oblanceolate, 2–7 cm × 5–15 mm. Cauline leaves sessile; blade oblong to lanceolate, (1–)1.5–6(–8)cm × (3–)5–20(–25) mm (smaller distally), apex acute or obtuse. Fruiting pedicels 3–5 mm, (much wider distally, hollow). Flowers: sepals 2.5–3.5 × 0.6–1.4 mm; petals 3–5 × 0.7–1.4 mm, base attenuate; filaments 2.5–3.7 mm; anthers 0.5–0.7 mm. Fruits 4.5–7.5(–8.5) × 2.5–4.5(–5) mm; style (0.8–)1.2–2 mm. Seeds 2–3 × 1–2 mm. 2n = 14.
Phenology: Flowering Apr–Jun.
Habitat: Roadsides, waste grounds, disturbed sites
Distribution
Tex., Va., s Europe, sw Asia, introduced also in nw, s Africa, Australia.
Discussion
Selected References
None.
Lower Taxa
None.