Chenopodium standleyanum

Aellen

Repert. Spec. Nov. Regni Veg. 26: 153. 1929.

IllustratedEndemic
Treatment appears in FNA Volume 4. Treatment on page 296. Mentioned on page 277, 288.

Stems erect, branched, 2–6 dm, glabrous. Leaves nonaromatic; petiole 0.5–2.5 cm; blade oblong-ovoid to lanceolate, 2–4.5 × 0.5–1.5 cm, base cuneate, margins entire or proximal ones with few teeth, apex acute to acuminate, sparsely farinose. Inflorescences glomerules in terminal and lateral spikes and panicles, 6–15 cm; glomerules irregularly globose, 0.5–2 mm diam., flowers in different stages of development; bracts absent. Flowers: perianth segments 5, distinct nearly to base; lobes obovate, 0.5–0.7 × 0.5–0.7 mm, apex rounded, faintly keeled or not keeled, scarcely farinose, partly covering fruit at maturity; stamens 5; stigmas 2, 0.2 mm. Utricles depressed-ovoid; pericarp nonadherent, smooth. Seeds lenticular, margins round, 0.9–1.3 mm diam.; seed-coat black, reticulate-alveolate to smooth. 2n = 18.


Phenology: Fruiting Sep.
Habitat: Shaded wooded areas in disturbed soils
Elevation: elevation not known

Distribution

V4 568-distribution-map.gif

Ont., Ala., Ark., Conn., Del., Ill., Ind., Iowa, Kans., Ky., La., Md., Mich., Minn., Miss., Mo., Mont., Nebr., N.J., N.Y., N.C., N.Dak., Ohio, Okla., Pa., S.C., S.Dak., Tenn., Tex., Va., W.Va., Wis., Wyo.

Discussion

Selected References

None.

Lower Taxa

None.

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

... more about "Chenopodium standleyanum"
dehiscent +  and indehiscent +
Not keeled (?) +, Keeled (?) +, Rounded (?) +, Acute (?) +  and Acuminate (?) +
Steven E. Clemants +  and Sergei L. Mosyakin +
Aellen +
slippery +
aromatic +
cuneate +
2 cm20 mm <br />0.02 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
oblong-ovoid +  and lanceolate +
0.5cm;1.5cm +
persistent +  and deciduous +
reddish-brown +, black +, brown +  and green +
moniliform +
Ont. +, Ala. +, Ark. +, Conn. +, Del. +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, La. +, Md. +, Mich. +, Minn. +, Miss. +, Mo. +, Mont. +, Nebr. +, N.J. +, N.Y. +, N.C. +, N.Dak. +, Ohio +, Okla. +, Pa. +, S.C. +, S.Dak. +, Tenn. +, Tex. +, Va. +, W.Va. +, Wis. +  and Wyo. +
elevation not known +
hippocrepiform +  and annular +
symmetric +, or +  and uniseriate +
dehiscent +  and indehiscent +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Shaded wooded areas in disturbed soils +
small white +
inflated +
6 cm60 mm <br />0.06 m <br /> (15 cm150 mm <br />0.15 m <br />) +
sessile +  and petiolate +
nonaromatic +
not fleshy +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.07 cm0.7 mm <br />7.0e-4 m <br />) +
obovate +
0.5mm;0.7mm +
not winged +  and winged +
usually +  and entire +
0.09 cm0.9 mm <br />9.0e-4 m <br /> (0.13 cm1.3 mm <br />0.0013 m <br />) +
crassinucellate +  and bitegmic +
campylotropous +
1 +  and single +
persistent +  and deciduous +
nonadherent +
chartaceous +  and membranaceous +
0.5 cm5 mm <br />0.005 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
Fruiting Sep. +
Repert. Spec. Nov. Regni Veg. +
pointing +  and ascending +
bulbous +  and taprooted +
fusiform +
fleshy +  and fibrous +
reticulate-alveolate +  and smooth +
0 cm0 mm <br />0 m <br /> (?) +  and 0.15 cm1.5 mm <br />0.0015 m <br /> (?) +
lenticular +
Illustrated +  and Endemic +
compound +, dense +  and loose +
cylindric +
not imbricate +
keeled +  and rounded +
opposite +  and alternate +
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 standleyanum +
Chenopodium subsect. Standleyana +
species +
dehiscent +  and indehiscent +
depressed-ovoid +
glabrous +  and pubescent +
polygamous +, dioecious +  and monoecious +
not imbricate +
keeled +  and rounded +