View source for Cardamine impatiens

{{Treatment/ID
|accepted_name=Cardamine impatiens
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=2: 655. 1753
|year=1753
}}
|special_status={{Treatment/ID/Special_status
|code=I
|label=Introduced
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Cardamine impatiens var. angustifolia
|authority=O. E. Schulz
|rank=variety
}}
|hierarchy=Brassicaceae;Brassicaceae tribe Cardamineae;Cardamine;Cardamine impatiens
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Brassicaceae]]</div><div class="higher-taxon"><small>tribe</small>[[Brassicaceae tribe Cardamineae]]</div><div class="higher-taxon"><small>genus</small>[[Cardamine]]</div><div class="higher-taxon"><small>species</small>[[Cardamine impatiens]]</div></div>
|volume=Volume 7
|mention_page=page 465
|treatment_page=page 476
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Biennials </b>or, rarely, annuals; usually glabrous, rarely sparsely pubescent basally. <b>Rhizomes</b> absent. <b>Stems</b> erect, (angled, sometimes flexuous), unbranched basally, usually branched distally, (1.2–)2–6.5(–9) dm. <b>Basal</b> leaves (often withered by flowering), rosulate, similar to cauline, with fewer distal leaflets. <b>Cauline</b> leaves 9–24, (9–)13–25-foliolate, petiolate, leaflets petiolulate; petiole 2–6 cm, base auriculate (auricles to 10 × 2.2 mm); lateral leaflets similar to terminal, blade often smaller; terminal leaflet (petiolule to 0.5 cm), blade orbicular, obovate, ovate, or lanceolate, 1–4(–5) cm × 5–17 mm, margins entire or 3–5(–9)-toothed or -lobed. <b>Racemes</b> ebracteate. <b>Fruiting</b> pedicels divaricate or ascending, 3.5–12(–15) mm. <b>Flowers</b>: sepals oblong, 1.2–2(–2.5) × 0.7–1(–1.2) mm, lateral pair not saccate basally; petals (rarely absent), white, oblanceolate, 1.5–4(–5) × 0.6–1.2 mm; filaments 2–3(–4) mm; anthers ovate, 0.3–0.5 mm. <b>Fruits</b> linear, (torulose), (1–)1.6–3(–3.5) cm × 0.9–1.5 mm; (valves glabrous or, rarely, pilose); ovules 10–30 per ovary; style 0.6–1.6(–2) mm. <b>Seeds</b> brown, oblong, 1.1–1.5 × 0.8–1 mm, (compressed, sometimes narrowly winged apically). <b>2n</b> = 16.</span><!--

-->{{Treatment/Body
|phenology=Flowering May–Jul.
|habitat=Streamsides, slopes, roadsides, fields, disturbed areas
|elevation=0-200 m
|distribution=Ont.;Conn.;Ky.;Mich.;Minn.;N.H.;Ohio;Pa.;Va.;W.Va.;Eurasia;introduced also in South Africa.
|introduced=true
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Cardamine impatiens
|authority=Linnaeus
|rank=species
|parent rank=genus
|synonyms=Cardamine impatiens var. angustifolia
|basionyms=
|family=Brassicaceae
|phenology=Flowering May–Jul.
|habitat=Streamsides, slopes, roadsides, fields, disturbed areas
|elevation=0-200 m
|distribution=Ont.;Conn.;Ky.;Mich.;Minn.;N.H.;Ohio;Pa.;Va.;W.Va.;Eurasia;introduced also in South Africa.
|introduced=true
|reference=None
|publication title=Sp. Pl.
|publication year=1753
|special status=Introduced
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V7/V7_729.xml
|tribe=Brassicaceae tribe Cardamineae
|genus=Cardamine
|species=Cardamine impatiens
}}<!--

-->[[Category:Treatment]][[Category:Cardamine]]