Difference between revisions of "Rorippa tenerrima"
Erythea 3: 46. 1895.
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|name=Radicula tenerrima | |name=Radicula tenerrima | ||
|authority=(Greene) Greene | |authority=(Greene) Greene | ||
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|hierarchy=Brassicaceae;Brassicaceae tribe Cardamineae;Rorippa;Rorippa tenerrima | |hierarchy=Brassicaceae;Brassicaceae tribe Cardamineae;Rorippa;Rorippa tenerrima | ||
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|authority=Greene | |authority=Greene | ||
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|publication year=1895 | |publication year=1895 | ||
|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/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V7/V7_790.xml |
|tribe=Brassicaceae tribe Cardamineae | |tribe=Brassicaceae tribe Cardamineae | ||
|genus=Rorippa | |genus=Rorippa | ||
Revision as of 22:19, 16 December 2019
Annuals; (terrestrial or of wet habitat, not submerged); glabrous throughout. Stems (several-branched from base), prostrate to decumbent, branched distally, 0.7–3.5(–4) dm. Basal leaves not rosulate; blade margins pinnatifid. Cauline leaves shortly petiolate, or (distal) sessile; blade oblong to oblanceolate or lanceolate, (lateral lobes linear, oblong to ovate, or obovate), 2–9(–11) cm × 7–20(–30) mm, (lateral lobes smaller than terminal), base not auriculate, margins pinnatifid, or (lateral lobes) entire, dentate, or sinuate. Racemes elongated. Fruiting pedicels ascending to divaricate, (1–)1.5–3.2(–4.2) mm, straight. Flowers: sepals ascending, oblong, 0.7–1.3 × 0.4–0.7 mm; petals yellow, oblong to oblanceolate or spatulate, 0.5–0.8 × 0.1–0.3 mm; median filaments 0.8–1.2 mm; anthers ovate, 0.1–0.2 mm. Fruits siliques or silicles, curved-ascending, lanceolate to narrowly ovoid or oblong-lanceolate, 3–7(–9) × (0.8–)1–1.7(–2) mm (often slightly constricted at middle); valves papillate; ovules 20–80 per ovary; style (0.2–)0.5–1 mm. Seeds biseriate, reddish brown, cordiform, 0.5–0.7 mm, colliculate.
Phenology: Flowering Jun–Oct.
Habitat: Shores of lakes and ponds, mud flats, marshes, sand bars, moist grounds, streamsides
Elevation: 1300-3000 m
Distribution
Alta., B.C., Sask., Calif., Colo., Idaho, Mo., Mont., Nebr., Nev., N.Mex., N.Dak., Oreg., S.Dak., Tex., Utah, Wash., Wyo., Mexico (Baja California, Chihuahua).
Discussion
Selected References
None.