Difference between revisions of "Rorippa austriaca"
Enum. Pl., 103. 1821.
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|authority=(Crantz) Persoon | |authority=(Crantz) Persoon | ||
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|name=Cochlearia austriaca | |name=Cochlearia austriaca | ||
|authority=(Crantz) Ledebour | |authority=(Crantz) Ledebour | ||
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|name=Myagrum austriacum | |name=Myagrum austriacum | ||
|authority=(Crantz) Jacquin | |authority=(Crantz) Jacquin | ||
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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_771.xml |
|tribe=Brassicaceae tribe Cardamineae | |tribe=Brassicaceae tribe Cardamineae | ||
|genus=Rorippa | |genus=Rorippa | ||
Revision as of 17:59, 18 September 2019
Perennials; (terrestrial or of wet habitat, not submerged, rhizomes thickened, short); usually glabrous, rarely pubescent proximally. Stems (simple from base), erect, much-branched distally, 4–11(–18) dm. Basal leaves not rosulate; blade margins pinnatifid. Cauline leaves sessile; blade lanceolate, (2.5–)4–12(–15) cm × 5–20(–25) mm, base auriculate to amplexicaul, margins entire or serrate. Racemes elongated. Fruiting pedicels divaricate-ascending to horizontal, straight, 4–15 mm. Flowers: sepals ascending, oblong, 2–3 × 1–1.3 mm; petals yellow, obovate, 3–5 × 1.7–2.5 mm; median filaments 2.3–3 mm; anthers ovate, 0.4–0.6 mm. Fruits silicles (rarely produced), straight, globose or subglobose, 2.5–3.2 × 1.5–2.7 mm; ovules 18–40 per ovary; style 1–1.5(–2) mm. Seeds biseriate, reddish brown, ovoid, 0.7–0.9 mm, finely colliculate. 2n = 16.
Phenology: Flowering May–Jul.
Habitat: Mud flats, floodplains, fields, roadsides, lakeshores, marshes, ditches, stream banks, wet grasslands, waste grounds
Elevation: 100-1900 m
Distribution
Alta., Man., Sask., Calif., Conn., Idaho, Ill., Iowa, Nebr., Nev., N.J., N.Mex., N.Y., N.Dak., Pa., Utah, Wash., Wis., Europe.
Discussion
Selected References
None.