Chenopodium vulvaria

Linnaeus

Sp. Pl. 1: 220. 1753.

Introduced
Treatment appears in FNA Volume 4. Treatment on page 299. Mentioned on page 278.

Stems erect or ascending, branching from base, to 4 dm, white-mealy. Leaves strongly malodorous; petiole 0.8–0.9 cm; blade ovate or rhombic, 0.8–1.6 × 0.6–1.5 mm, base rounded to cuneate, margins entire, apex acute, densely mealy abaxially, glabrescent adaxially. Inflorescences small glomerules in terminal panicles and axillary spikes; glomerules subglobose, 0.4 mm; bracts absent. Flowers: perianth segments 5, connate into 0.5 mm tube; lobes deltate, 0.5–0.7 × 0.6–0.7 mm, apex acuminate, rounded abaxially, farinose, covering fruit at maturity; stamens 5; stigmas 2, 0.2 mm. Achenes depressed-ovoid; pericarp adherent, smooth. Seeds lenticular, oval, 0.9–1.2 mm diam.; seed-coat black, smooth. 2n = 18.


Phenology: Fruiting fall.
Habitat: Disturbed, weedy areas
Elevation: 100-800 m

Distribution

V4 573-distribution-map.gif

Introduced; Calif., Del., Fla., Ind., Md., Mich., Mo., N.Y., Pa.

Discussion

Selected References

None.

Lower Taxa

None.

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

... more about "Chenopodium vulvaria"
dehiscent +  and indehiscent +
depressed-ovoid +
farinose +  and glabrescent +
rounded +, acuminate +  and acute +
Steven E. Clemants +  and Sergei L. Mosyakin +
Linnaeus +
slippery +
aromatic +
rounded +  and cuneate +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.16 cm1.6 mm <br />0.0016 m <br />) +
rhombic +  and ovate +
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
persistent +  and deciduous +
reddish-brown +, black +, brown +  and green +
Calif. +, Del. +, Fla. +, Ind. +, Md. +, Mich. +, Mo. +, N.Y. +  and Pa. +
100-800 m +
hippocrepiform +  and annular +
symmetric +, or +  and uniseriate +
dehiscent +  and indehiscent +
subglobose +
Disturbed, weedy areas +
small white +
inflated +
ovate;rhombic-lanceolate ovatelanceolate broadly oblong or oval +
sessile +  and petiolate +
malodorous +
not fleshy +
deltate +
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.07 cm0.7 mm <br />7.0e-4 m <br />) +
not winged +  and winged +
crassinucellate +  and bitegmic +
campylotropous +
1 +  and single +
persistent +  and deciduous +
chartaceous +  and membranaceous +
0.8 cm8 mm <br />0.008 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
Fruiting fall. +
pointing +  and ascending +
bulbous +  and taprooted +
fusiform +
fleshy +  and fibrous +
reticulate +  and smooth +
honeycombed +  and smooth +
reddish-brown +, brown +  and black +
0.9mm +  and 1.2mm +
oval +  and lenticular +
Introduced +
cylindric +
not imbricate +
keeled +  and rounded +
opposite +  and alternate +
ascending +  and erect +
not fleshy +
filiform +
0.2 cm2 mm <br />0.002 m <br /> (?) +  and 2 cm20 mm <br />0.02 m <br /> (?) +
sessile +  and petiolate +
reduced;small +
horizontal +  and vertical +
verrucate +
Chenopodium vulvaria +
Chenopodium subsect. Chenopodium +
species +
0.5 cm5 mm <br />0.005 m <br /> (?) +
dehiscent +  and indehiscent +
glabrous +  and pubescent +
polygamous +, dioecious +  and monoecious +
not imbricate +
keeled +  and rounded +