Rorippa tenerrima Greene (Q3608)

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Rorippa tenerrima is a taxon with the rank species within the genus Rorippa
Language Label Description Also known as
English
Rorippa tenerrima Greene
Rorippa tenerrima is a taxon with the rank species within the genus Rorippa

    Statements

    taxon/id/Rorippa tenerrima Greene
    0 references
    Rorippa tenerrima Greene
    Rorippa tenerrima
    FNA Editorial Committee. 2010. Flora of North America north of Mexico. Volume 7: Magnoliophyta: Salicaceae to Brassicaceae. Oxford University Press, New York.
    accepted
    rorippe grêle (French)
    slender yellowcress (English)
    annual yellowcress (English)
    Modoc yellowcress (English)
    1 reference
    Moss, E.H. 1983. Flora of Alberta. 2nd edition, revised by J.G. Packer. University of Toronto Press, Toronto. 687 pp.
    1 reference
    Douglas, G.W., G.B. Straley, D.V. Meidinger & J. Pojar. 1998. Illustrated Flora of British Columbia. B.C. Ministry of Environment, Lands & Parks and B.C. Ministry of Forests. Victoria. Crown Publications. 8 vols.
    1 reference
    Harms, V.L. 2006. Annotated catalogue of Saskatchewan vascular plants. http://www.biodiversity.sk.ca/Docs/AnnotatedCatalogueSKVascPlants2006.pdf
    Mexico (Baja California)
    Mexico (Chihuahua)
    Flowering Jun–Oct.
    shores
    mud flats
    marshes
    sand bars
    moist grounds
    streamsides
    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.
    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.