Difference between revisions of "Rorippa amphibia"
Enum. Pl., 27. 1821.
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|name=Armoracia amphibia | |name=Armoracia amphibia | ||
|authority=(Linnaeus) Petermann | |authority=(Linnaeus) Petermann | ||
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|name=Brachiolobos amphibius | |name=Brachiolobos amphibius | ||
|authority=(Linnaeus) Allioni | |authority=(Linnaeus) Allioni | ||
| − | }}{{Treatment/ID/Synonym | + | }} {{Treatment/ID/Synonym |
|name=Cochlearia amphibia | |name=Cochlearia amphibia | ||
|authority=(Linnaeus) Ledebour | |authority=(Linnaeus) Ledebour | ||
| − | }}{{Treatment/ID/Synonym | + | }} {{Treatment/ID/Synonym |
|name=Myagrum amphibium | |name=Myagrum amphibium | ||
|authority=(Linnaeus) Loiseleur | |authority=(Linnaeus) Loiseleur | ||
| − | }}{{Treatment/ID/Synonym | + | }} {{Treatment/ID/Synonym |
|name=Nasturtium amphibium | |name=Nasturtium amphibium | ||
|authority=(Linnaeus) W. T. Aiton | |authority=(Linnaeus) W. T. Aiton | ||
| − | }}{{Treatment/ID/Synonym | + | }} {{Treatment/ID/Synonym |
|name=Radicula amphibia | |name=Radicula amphibia | ||
|authority=(Linnaeus) Druce | |authority=(Linnaeus) Druce | ||
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|publication year=1821 | |publication year=1821 | ||
|special status= | |special status= | ||
| − | |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_769.xml |
|tribe=Brassicaceae tribe Cardamineae | |tribe=Brassicaceae tribe Cardamineae | ||
|genus=Rorippa | |genus=Rorippa | ||
Revision as of 18:59, 18 September 2019
Perennials; (submerged aquatic, rooting from proximal nodes, forming clumps); glabrous or pubescent proximally on young leaves. Stems prostrate basally (hollow), branched, (2–)4–12(–13) dm. Basal leaves not rosulate; blade margins pinnatifid. Cauline leaves (proximal) petiolate, (distal) sessile; blade pectinate or pinnatisect to pinnatifid (especially when submerged), oblanceolate to elliptic, 4–12 cm × 5–30 mm, base auriculate or not, margins entire or denticulate to serrate (emergent ones usually undivided, rarely lobed). Racemes considerably elongated. Fruiting pedicels horizontal to reflexed, straight or recurved, (5–)7–15(–18) mm. Flowers: sepals erect, oblong, 2.5–3.5 × 1–1.7 mm; petals yellow, obovate, (3.3–)3.8–5.5(–6.2) × 1.5–2.5 mm; median filaments 3–4 mm; anthers ovate, 0.7–1 mm. Fruits silicles, straight, ovoid-oblong, (2.5–)3–5.5(–7) × 1.7–2.7(–3) mm; valves glabrous; ovules 36–62 per ovary; style (0.5–)1–2.2(–2.5) mm. Seeds biseriate, reddish brown, ovoid, 0.7–1 mm (0.5–0.6 mm diam.), colliculate. 2n = 16, 32.
Phenology: Flowering Jun–Aug.
Habitat: Lakeshores, marshes, ponds, streams
Distribution
Que., Maine, N.Y., Europe, Asia.
Discussion
Selected References
None.