View source for Cardamine occidentalis

{{Treatment/ID
|accepted_name=Cardamine occidentalis
|accepted_authority=(S. Watson) Howell
|publications={{Treatment/Publication
|title=Fl. N.W. Amer.,
|place=50. 1897
|year=1897
}}
|special_status={{Treatment/ID/Special_status
|code=E
|label=Endemic
}}
|basionyms={{Treatment/ID/Basionym
|name=Cardamine pratensis var. occidentalis
|authority=S. Watson
|rank=variety
|publication_title=in A. Gray et al., Syn. Fl. N. Amer.
|publication_place=1(1,1): 158. 1895
}}
|synonyms={{Treatment/ID/Synonym
|name=Cardamine neglecta
|authority=Greene
|rank=species
}}
|hierarchy=Brassicaceae;Brassicaceae tribe Cardamineae;Cardamine;Cardamine occidentalis
|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 occidentalis]]</div></div>
|volume=Volume 7
|mention_page=page 466
|treatment_page=page 479
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="">Perennials;</span> <span class="statement" id="st-d0_s1" data-properties="whole-organism pubescence;whole-organism pubescence;whole-organism duration">glabrous or hirsute.</span> <span class="statement" id="st-d0_s2" data-properties="rhizome shape;rhizome shape;rhizome diameter"><b>Rhizomes </b>(tuberiform, fragile), ovoid or globose at base of stem, 3–10 mm diam., (fleshy).</span> <span class="statement" id="st-d0_s3" data-properties="stem orientation;stem architecture;stem architecture;stem some measurement;stem pubescence;stem pubescence"><b>Stems </b>(simple from base), erect to ascending, (not flexuous), unbranched or branched distally, 1–5 dm, glabrous or pubescent proximally.</span> <span class="statement" id="st-d0_s4" data-properties="basal leaf arrangement;basal leaf architecture;basal leaf architecture;basal leaf some measurement;leaflet architecture;leaflet architecture"><b>Basal </b>leaves not rosulate, pinnately compound, (3 or) 5 (or 7) -foliolate, 2–10 cm, leaflets petiolulate or subsessile;</span> <span class="statement" id="st-d0_s5" data-properties="petiole some measurement">petiole 0.5–6.5 cm;</span> <span class="statement" id="st-d0_s6" data-properties="lateral leaflet architecture;lateral leaflet architecture;blade position or structure subtype;blade shape;blade size;margin architecture or shape">lateral leaflets petiolulate or subsessile, blade similar to terminal, ovate, smaller, margins entire;</span> <span class="statement" id="st-d0_s7" data-properties="blade shape;blade length;blade width;base shape;margin shape;margin shape">terminal leaflet (petiolule 0.03–0.18 cm), blade orbicular to broadly ovate or subcordate, 0.5–2 cm × 7–25 mm, base cordate to rounded, margins entire or repand, (surfaces glabrous).</span> <span class="statement" id="st-d0_s8" data-properties="cauline leaf quantity;cauline leaf architecture;cauline leaf architecture"><b>Cauline </b>leaves 3–7, (3 or) 5 or 7-foliolate (middle ones 5 or 7-foliolate, smaller distally, becoming 3-foliolate), petiolate;</span> <span class="statement" id="st-d0_s9" data-properties="petiole some measurement;base shape">petiole 0.5–3 cm, base not auriculate;</span> <span class="statement" id="st-d0_s10" data-properties="lateral leaflet position or structure subtype;lateral leaflet size">lateral leaflets similar to terminal, smaller;</span> <span class="statement" id="st-d0_s11" data-properties="leaflet blade shape;leaflet blade length;leaflet blade width;margin shape;margin shape;margin shape;margin shape;margin shape">terminal leaflet blade obovate to oblanceolate, 0.5–2.6 cm × 3–13 mm, margins shallowly toothed, entire, or repand.</span> <span class="statement" id="st-d0_s12" data-properties=""><b>Racemes </b>ebracteate.</span> <span class="statement" id="st-d0_s13" data-properties="raceme architecture;raceme orientation;raceme some measurement"><b>Fruiting </b>pedicels divaricate-ascending, 7–18 mm.</span> <span class="statement" id="st-d0_s14" data-properties="sepal shape;sepal length;sepal width;sepal position;sepal architecture or shape"><b>Flowers:</b> sepals oblong, 1.7–2 × 1–1.2 mm, lateral pair not saccate basally;</span> <span class="statement" id="st-d0_s15" data-properties="petal coloration;petal shape;petal length;petal width">petals white, oblanceolate, 4–6 × 1.5–2 mm, (not clawed);</span> <span class="statement" id="st-d0_s16" data-properties="filament position;filament some measurement;filament position;filament some measurement">filaments: median pairs 2–2.5 mm, lateral pair 1–1.5 mm;</span> <span class="statement" id="st-d0_s17" data-properties="anther shape;anther some measurement">anthers ovate, 0.3–0.5 mm.</span> <span class="statement" id="st-d0_s18" data-properties=""><b>Fruits </b>linear, (torulose), 1.5–3.3 cm × 1.7–2.2 mm;</span> <span class="statement" id="st-d0_s19" data-properties="fruit arrangement or course or shape;fruit length;fruit width">(valves glabrous or sparsely pubescent);</span> <span class="statement" id="st-d0_s20" data-properties="ovule quantity">ovules 18–40 per ovary;</span> <span class="statement" id="st-d0_s21" data-properties="style some measurement">style 0.5–1.5 mm.</span> <span class="statement" id="st-d0_s22" data-properties="seed coloration;seed shape;seed length;seed width;2n chromosome quantity"><b>Seeds </b>brown, ovoid, 1–1.6 × 1–1.2 mm. <b>2n</b> = 64.</span><!--

-->{{Treatment/Body
|phenology=Flowering Apr–Jul.
|habitat=Muddy grounds, lake margins, shallow streams, meadows
|elevation=150-1500 m
|distribution=B.C.;Alaska;Calif.;Oreg.;Wash.
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Cardamine occidentalis
|authority=(S. Watson) Howell
|rank=species
|parent rank=genus
|synonyms=Cardamine neglecta
|basionyms=Cardamine pratensis var. occidentalis
|family=Brassicaceae
|phenology=Flowering Apr–Jul.
|habitat=Muddy grounds, lake margins, shallow streams, meadows
|elevation=150-1500 m
|distribution=B.C.;Alaska;Calif.;Oreg.;Wash.
|reference=None
|publication title=Fl. N.W. Amer.,
|publication year=1897
|special status=Endemic
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V7/V7_737.xml
|tribe=Brassicaceae tribe Cardamineae
|genus=Cardamine
|species=Cardamine occidentalis
|2n chromosome quantity=64
|anther shape=ovate
|anther some measurement=0.3mm;0.5mm
|basal leaf architecture=5-foliolate;compound
|basal leaf arrangement=not rosulate
|basal leaf some measurement=2cm;10cm
|base shape=not auriculate;cordate;rounded
|blade length=0.5cm;2cm
|blade position or structure subtype=terminal
|blade shape=orbicular;broadly ovate or subcordate
|blade size=smaller
|blade width=7mm;25mm
|cauline leaf architecture=petiolate;7-foliolate
|cauline leaf quantity=3;7
|filament position=lateral;median
|filament some measurement=1mm;1.5mm
|fruit arrangement or course or shape=linear
|fruit length=1.5cm;3.3cm
|fruit width=1.7mm;2.2mm
|lateral leaflet architecture=subsessile;petiolulate
|lateral leaflet position or structure subtype=terminal
|lateral leaflet size=smaller
|leaflet architecture=subsessile;petiolulate
|leaflet blade length=0.5cm;2.6cm
|leaflet blade shape=obovate;oblanceolate
|leaflet blade width=3mm;13mm
|margin architecture or shape=entire
|margin shape=repand;entire;repand;entire;toothed;repand;entire
|ovule quantity=18;40
|petal coloration=white
|petal length=4mm;6mm
|petal shape=oblanceolate
|petal width=1.5mm;2mm
|petiole some measurement=0.5cm;3cm
|raceme architecture=ebracteate
|raceme orientation=divaricate-ascending
|raceme some measurement=7mm;18mm
|rhizome diameter=3mm;10mm
|rhizome shape=globose;ovoid
|seed coloration=brown
|seed length=1mm;1.6mm
|seed shape=ovoid
|seed width=1mm;1.2mm
|sepal architecture or shape=saccate
|sepal length=1.7mm;2mm
|sepal position=lateral
|sepal shape=oblong
|sepal width=1mm;1.2mm
|stem architecture=branched;unbranched
|stem orientation=erect;ascending
|stem pubescence=pubescent;glabrous
|stem some measurement=1dm;5dm
|style some measurement=0.5mm;1.5mm
|whole-organism duration=perennial
|whole-organism pubescence=hirsute;glabrous
}}<!--

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