Lepidium virginicum subsp. virginicum

Synonyms: Lepidium virginicum var. linearifolium Farwell
Treatment appears in FNA Volume 7. Treatment on page 595.

Fruiting pedicels terete, 0.15–0.2 mm wide. Fruit valves glabrous. Cotyledons accumbent. 2n = 32.


Phenology: Flowering Mar–Sep.
Habitat: Fields, roadsides, waste places, disturbed sites, fields, grassy areas
Elevation: 0-1000 m

Distribution

V7 967-distribution-map.gif

B.C., Nfld. and Labr. (Nfld.), N.S., Ont., P.E.I., Que., Ala., Ariz., Ark., Calif., Colo., Conn., Del., D.C., Fla., Ga., Ill., Ind., Iowa, Kans., Ky., La., Maine, Md., Mass., Mich., Minn., Miss., Mo., Mont., Nebr., N.H., N.J., N.Mex., N.Y., N.C., Ohio, Okla., Pa., R.I., S.C., Tenn., Tex., Vt., Va., Wash., W.Va., Wis., Mexico, in South America, Europe, Asia, s Africa, Australia

Discussion

Selected References

None.

Lower Taxa

None.

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

oblong +  and ovate +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.02 cm0.2 mm <br />2.0e-4 m <br />) +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
Ihsan A. Al-Shehbaz +  and John F. Gaskin +
Linnaeus +
not auriculate +, attenuate +  and subcuneate +
appendaged +  and unappendaged +
10 cm100 mm <br />0.1 m <br /> (15 cm150 mm <br />0.15 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
not +  and auriculate +
1 cm10 mm <br />0.01 m <br /> (6 cm60 mm <br />0.06 m <br />) +
lobed +, crenate +, serrate +, denticulate +  and dentate +
linear;oblanceolate;oblanceolate;spatulate;oblanceolate;spatulate;obovate +
much smaller +  and reduced +
0.3 cm3 mm <br />0.003 m <br /> (1 cm10 mm <br />0.01 m <br />) +
urceolate +, campanulate +  and tubular +
branched +  and simple +
well-developed +
distinct +
0-0.8 mm +  and undifferentiated +
differentiated +
emarginate +  and entire +
B.C. +, Nfld. and Labr. (Nfld.) +, N.S. +, Ont. +, P.E.I. +, Que. +, Ala. +, Ariz. +, Ark. +, Calif. +, Colo. +, Conn. +, Del. +, D.C. +, Fla. +, Ga. +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, La. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, Miss. +, Mo. +, Mont. +, Nebr. +, N.H. +, N.J. +, N.Mex. +, N.Y. +, N.C. +, Ohio +, Okla. +, Pa. +, R.I. +, S.C. +, Tenn. +, Tex. +, Vt. +, Va. +, Wash. +, W.Va. +, Wis. +, Mexico +, in South America +, Europe +, Asia +, s Africa +  and Australia +
0-1000 m +
straight +  and curved +
not winged +  and unappendaged +
connate +  and distinct +
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.12 cm1.2 mm <br />0.0012 m <br />) +
actinomorphic +
0.2 cm2 mm <br />0.002 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
spatulate +  and oblanceolate +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.08 cm0.8 mm <br />8.0e-4 m <br />) +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
nearly +  and orbicular +
terete +, inflated +, angustiseptate +, globose +, obovoid +, ovoid +, orbicular +, elliptic +, obcordate +, cordate +, obovate +, ovate +  and oblong +
terete +, inflated +, angustiseptate +, globose +, obovoid +, ovoid +, orbicular +, elliptic +, obcordate +, cordate +, obovate +, ovate +  and oblong +
Fields, roadsides, waste places, disturbed sites, fields, grassy areas +
sessile +  and petiolate +
alternate +, not +  and rosulate +
cauline +  and basal +
connate +  and distinct +
decurrent +
entire +  and serrate +
pinnatifid;lyrate or dentate +
tenuinucellate +, crassinucellate +  and bitegmic +
campylotropous +  and anatropous +
purple +, pink +, yellow +  and white +
rudimentary +
cruciform +
0.5 cm5 mm <br />0.005 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
Flowering Mar–Sep. +
trinucleate +  and 3(-11)-colpate +
stout +  and slender +
glabrous +  and puberulent +
mucilaginous +
not winged +, margined +  and winged +
0.19 cm1.9 mm <br />0.0019 m <br /> (0.21 cm2.1 mm <br />0.0021 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.12 cm1.2 mm <br />0.0012 m <br />) +
not +  and mucilaginous +
white +, black +, brown +  and yellow +
0.13 cm1.3 mm <br />0.0013 m <br /> (0.19 cm1.9 mm <br />0.0019 m <br />) +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.11 cm1.1 mm <br />0.0011 m <br />) +
persistent +  and caducous +
distinct +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
ascending +  and spreading +
oblong +  and ovate +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (0.07 cm0.7 mm <br />7.0e-4 m <br />) +
perforated +  and complete +
reduced +
latiseptate +, schizocarpic +, samaroid +  and lomentaceous +
indehiscent +  and dehiscent +
angustiseptate +, flat +, angled +, terete +, torulose +, not +, segmented +  and nutletlike +
Weedy +  and Illustrated +
tetradynamous +
branched +  and simple +
prostrate +  and decumbent +
entire +  and capitate +
subsessile +, sessile +  and petiolate +
persistent +
distinct +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.02 cm0.2 mm <br />2.0e-4 m <br />) +
Lepidium virginicum var. linearifolium +
Lepidium virginicum subsp. virginicum +
Lepidium virginicum +
subspecies +
straight +  and curved +
recurved +, divaricate-ascending +  and nearly horizontal +
glabrous +  and puberulent +
cylindrical +
anastomosing +
0.015 cm0.15 mm <br />1.5e-4 m <br /> (0.02 cm0.2 mm <br />2.0e-4 m <br />) +
perennial +, biennial +  and annual +
aquatics +  and terrestrial +
pilose +, hirsute +, pubescent +  and glabrous +