Cardamine nymanii

Gandoger

Bull. Soc. Bot. France 72: 1043. 1925.

Synonyms: Cardamine pratensis var. angustifolia Hooker
Treatment appears in FNA Volume 7. Treatment on page 478. Mentioned on page 464, 466.

Perennials; (cespitose); glabrous. Rhizomes absent. Stems erect, unbranched or, rarely, branched, 0.5–1.6 (–3.5) dm. Basal leaves (7 or) 9–21-foliolate, (thick, veins impressed); leaflets petiolulate or sessile; lateral lobes or leaflets similar to terminal; terminal lobe or leaflet blade orbicular, broadly ovate to lanceolate, base rounded to cuneate, margins usually entire. Cauline leaves 2–4 (–7), pinnatisect or pinnately compound, (7 or) 9–21-foliolate, (thick, veins impressed), petiolate, leaflets petiolulate or sessile; petiole base not auriculate; lobes or leaflets (of proximal leaves) (4–) 7–10 each side of rachis, fewer distally, distal leaves with 4 or 5 lobes or leaflets each side of rachis; terminal leaflet petiolulate or sessile, blade (or lobe) narrowly lanceolate to lanceolate, base cuneate, margins entire. Racemes ebracteate. Fruiting pedicels erect-ascending, 5–15 mm. Flowers: sepals oblong or ovate, 3.6–4.4 mm, lateral pair saccate basally, (green with hyaline margins); petals white-lilac, 9–12.3 × 4.8–6.8 mm, (clawed, apex rounded or emarginate); filaments: median pairs 3.5–4.5 mm, lateral pair 2–3 mm; anthers narrowly oblong, 0.9–1.4 mm. Fruits linear, 1–1.8 cm × ca. 1.5 mm; ovules ca. 16 per ovary; style ca. 1 mm, (stout). Seeds brown, oblong, ca. 1.5 mm. 2n = 56, 60, 64, 80–100.


Phenology: Flowering Jun–Aug.
Habitat: Wet meadows, marshes, margins of ponds, along streams, seacoasts, swamps

Distribution

V7 736-distribution-map.gif

Greenland, Man., Nfld. and Labr., N.W.T., Nunavut, Que., Yukon, Alaska, n Eurasia

Discussion

Selected References

None.

Lower Taxa

None.

"equal" is not a number."elongated" is not a number."thick" is not a number."dm" is not declared as a valid unit of measurement for this property.

... more about "Cardamine nymanii"
0.09 cm0.9 mm <br />9.0e-4 m <br /> (0.14 cm1.4 mm <br />0.0014 m <br />) +
Ihsan A. Al-Shehbaz +, Karol Marhold +  and Judita Lihová +
Gandoger +
cuneate +  and rounded +
appendaged +  and unappendaged +
compound +  and trifoliolate +
lobed +, 1-3-pinnatisect +, toothed +  and entire +
narrowly lanceolate;lanceolate +
much smaller +  and reduced +
urceolate +, campanulate +  and tubular +
branched +  and simple +
petiolate +, 9-21-foliolate +, compound +  and pinnatisect +
well-developed +
distinct +
differentiated +
emarginate +  and entire +
Greenland +, Man. +, Nfld. and Labr. +, N.W.T. +, Nunavut +, Que. +, Yukon +, Alaska +  and n Eurasia +
straight +  and curved +
not winged +  and unappendaged +
connate +  and distinct +
lateral +  and median +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
actinomorphic +
not basally +  and saccate +
lilac;purple;lilac;purple;pink;white +
ascending +, spreading +  and erect +
Oblanceolate (?) +, Spatulate (?) +, Obovate (?) +, Oblong (?) +  and Ovate (?) +
latiseptate +  and unsegmented +
1cm;1.8cm +
angustiseptate +, 4-angled +  and terete +
1.5 cm15 mm <br />0.015 m <br /> (?) +
latiseptate +  and sessile +
torulose +, lanceolate +, oblong +  and linear +
Wet meadows, marshes, margins of ponds, along streams, seacoasts, swamps +
semiannular +  and annular +
compound +, pinnately +, trifoliolate +  and simple +
alternate +, not +  and rosulate +
basal +  and cauline +
sessile +  and petiolulate +
connate +  and distinct +
decurrent +
lobed;dentate;lobed;dentate +
tenuinucellate +, crassinucellate +  and bitegmic +
campylotropous +  and anatropous +
0.9 cm9 mm <br />0.009 m <br /> (1.23 cm12.3 mm <br />0.0123 m <br />) +
rudimentary +
0.48 cm4.8 mm <br />0.0048 m <br /> (0.68 cm6.8 mm <br />0.0068 m <br />) +
not auriculate +
Flowering Jun–Aug. +
trinucleate +  and 3(-11)-colpate +
Bull. Soc. Bot. France +
elongated +
erect-ascending +
stout +  and slender +
0.5 cm5 mm <br />0.005 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
flattened +
not +  and mucilaginous +
winged +  and margined +
uniseriate +  and biseriate +
not +  and mucilaginous +
persistent +  and caducous +
distinct +
erect +  and spreading or ascending +
ovate +  and oblong +
0.36 cm3.6 mm <br />0.0036 m <br /> (0.44 cm4.4 mm <br />0.0044 m <br />) +
reduced +
latiseptate +  and unsegmented +
angustiseptate +, 4-angled +  and terete +
latiseptate +  and unsegmented +
angustiseptate +, 4-angled +  and terete +
tetradynamous +
branched +, , +  and unbranched +
procumbent +  and decumbent +
prostrate +  and decumbent +
2-lobed +, entire +, conical +  and capitate +
subsessile +, sessile +  and petiolate +
persistent +
distinct +
1 cm10 mm <br />0.01 m <br /> (?) +
Cardamine pratensis var. angustifolia +
Cardamine nymanii +
Cardamine +
species +
sessile +  and petiolulate +
scale-like +  and forked +
pubescent +, , +  and glabrous +
anastomosing +
rhizomatous +, taprooted +, scapose +  and not +
perennial +, biennial +  and annual +
subshrub +  and herb +
aquatics +  and terrestrial +
glabrous +  and pubescent +