View source for Cardamine douglassii

{{Treatment/ID
|accepted_name=Cardamine douglassii
|accepted_authority=Britton
|publications={{Treatment/Publication
|title=Trans. New York Acad. Sci.
|place=9: 8. 1889
|year=1889
}}
|basionyms={{Treatment/ID/Basionym
|name=Arabis rhomboidea var. purpurea
|authority=Torrey
|rank=variety
|publication_title=Amer. J. Sci. Arts
|publication_place=4: 66. 1822
}}
|synonyms={{Treatment/ID/Synonym
|name=Dentaria douglassii
|authority=(Britton) Greene
|rank=species
}} {{Treatment/ID/Synonym
|name=Dracamine purpurea
|authority=(Torrey) Nieuwland
|rank=species
}} {{Treatment/ID/Synonym
|name=Thlaspi tuberosum
|authority=Nuttall
|rank=species
}}
|hierarchy=Brassicaceae;Brassicaceae tribe Cardamineae;Cardamine;Cardamine douglassii
|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 douglassii]]</div></div>
|volume=Volume 7
|mention_page=page 465
|treatment_page=page 473
}}<!--

--><span class="statement" id="st-undefined" data-properties="">Perennials; hirsute throughout or glabrous proximally. <b>Rhizomes</b> (tuberous at stem base), subglobose, (lobed or not), (3–)4–10 mm diam., (fleshy). <b>Stems</b> erect, unbranched, (0.7–)1–2.5(–3) dm, sparsely to densely hirsute, or glabrous basally, (trichomes (0.2–)0.3–0.6(–0.8) mm). <b>Rhizomal</b> leaves simple, (3–)5–15(–18) cm; petiole (2–)4–12(–16) cm; blade often orbicular to cordate, sometimes reniform or ovate, (1–)2–6 cm × (7–)17–50 mm, base obtuse to cordate, margins repand or entire. <b>Cauline</b> leaves 3–6(–8), simple, petiolate or sessile; (middle) shortly petiolate or (distal) sessile, base not auriculate; blade oblong to ovate or lanceolate, 2–5 cm × 5–25 mm, margins entire, repand, or coarsely dentate. <b>Racemes</b> ebracteate. <b>Fruiting</b> pedicels ascending to divaricate, (10–)15–35(–50) mm, sparsely pubescent or glabrous. <b>Flowers</b>: sepals oblong, 2.5–4(–6) × 1.5–2.5 mm, lateral pair not saccate basally, (surfaces often hirsute); petals usually rose-purple to pink, rarely white, obovate, (7–)8–13(–15) × 3–5 mm, (short-clawed, apex rounded); filaments: median pairs 4–7 mm, lateral pair 2–4 mm; anthers oblong, 1.3–1.7 mm. <b>Fruits</b> linear, (1.5–)2–4 cm × 1.5–2 mm; ovules 10–16 per ovary; style 2–5 mm. <b>Seeds</b> brown, oblong to ovoid, 1.7–2.5 × 1–5 mm. <b>2n</b> = 56, 64, 96, 112, 144.</span><!--

-->{{Treatment/Body
|phenology=Flowering Mar–May.
|habitat=Rich woods, bluffs, mesic bottomland forests, rocky hillsides, floodplains, seepage of bogs, springy areas
|elevation=50-400 m
|distribution=Ont.;Ala.;Conn.;D.C.;Ill.;Ind.;Iowa;Ky.;Md.;Mass.;Mich.;Minn.;Mo.;N.J.;N.Y.;N.C.;Ohio;Pa.;S.C.;Tenn.;Va.;W.Va.;Wis.
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Cardamine douglassii
|authority=Britton
|rank=species
|parent rank=genus
|synonyms=Dentaria douglassii;Dracamine purpurea;Thlaspi tuberosum
|basionyms=Arabis rhomboidea var. purpurea
|family=Brassicaceae
|phenology=Flowering Mar–May.
|habitat=Rich woods, bluffs, mesic bottomland forests, rocky hillsides, floodplains, seepage of bogs, springy areas
|elevation=50-400 m
|distribution=Ont.;Ala.;Conn.;D.C.;Ill.;Ind.;Iowa;Ky.;Md.;Mass.;Mich.;Minn.;Mo.;N.J.;N.Y.;N.C.;Ohio;Pa.;S.C.;Tenn.;Va.;W.Va.;Wis.
|reference=None
|publication title=Trans. New York Acad. Sci.
|publication year=1889
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V7/V7_724.xml
|tribe=Brassicaceae tribe Cardamineae
|genus=Cardamine
|species=Cardamine douglassii
}}<!--

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