Chenopodium albescens

Small

Fl. S.E. U.S., 385, 1330. 1903.

Endemic
Treatment appears in FNA Volume 4. Treatment on page 292. Mentioned on page 278.

Stems erect, much-branched, 4–10 dm, farinose. Leaves nonaromatic; petiole 0.4–1.5 cm; blade rhombic-ovate to narrowly rhombic-ovate or narrowly ovate, 1.2–3.4 × 0.4–1.4 cm, thick, base cuneate, margins usually with pair of basal, upwardly pointing lobes, apex broadly acute to mucro, densely farinose abaxially. Inflorescences glomerules in terminal and axillary panicles; glomerules maturing irregularly; bracts leaflike or linear, 2 × 0.1 mm. Flowers: perianth segments 5, distinct nearly to base; lobes ovate, 0.6–1 mm, apex rounded, slightly keeled abaxially, densely farinose, covering fruit at maturity; stamens 5; stigmas 2, 0.3–0.5 mm. Utricles ovoid; pericarp nonadherent, smooth. Seeds oblong-ovoid, 1–1.2 mm, margins acute; seed-coat black, fine-rugulate.


Phenology: Fruiting early summer.
Habitat: Dry soils, river bottoms
Elevation: 400-700 m

Discussion

Chenopodium albescens is a poorly known or understood taxon. In some ways it is intermediate between C. fremontii and C. album. There are additional scattered reports from Arizona, Colorado, Iowa, Kansas, Nebraska, Nevada, and New Mexico.

Selected References

None.

Lower Taxa

None.

No values specified."dm" is not declared as a valid unit of measurement for this property.

... more about "Chenopodium albescens"
dehiscent +  and indehiscent +
keeled +, rounded +  and acute +
Steven E. Clemants +  and Sergei L. Mosyakin +
slippery +
aromatic +
cuneate +
Fremontiana +
1.2 cm12 mm <br />0.012 m <br /> (3.4 cm34 mm <br />0.034 m <br />) +
rhombic-ovate +  and narrowly rhombic-ovate or narrowly ovate +
persistent +  and deciduous +
2 cm20 mm <br />0.02 m <br /> (?) +
linear +  and leaflike +
0.1 cm1 mm <br />0.001 m <br /> (?) +
reddish-brown +, black +, brown +  and green +
400-700 m +
hippocrepiform +  and annular +
symmetric +, or +  and uniseriate +
dehiscent +  and indehiscent +
Dry soils, river bottoms +
small white +
inflated +
elliptic;ovate;elliptic;ovate;triangular +
thick +  and thin +
sessile +  and petiolate +
nonaromatic +
not fleshy +
not winged +  and winged +
with pair +  and entire +
farinose +  and glabrous +
crassinucellate +  and bitegmic +
campylotropous +
1 +  and single +
persistent +  and deciduous +
nonadherent +
chartaceous +  and membranaceous +
0.4 cm4 mm <br />0.004 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Fruiting early summer. +
Fl. S.E. U.S., +
pointing +  and ascending +
bulbous +  and taprooted +
fusiform +
fleshy +  and fibrous +
fine-rugulate +
reddish-brown +, brown +  and black +
0mm +  and 1.5mm +
oblong-ovoid +
0.1 cm1 mm <br />0.001 m <br /> (0.12 cm1.2 mm <br />0.0012 m <br />) +
cylindric +
not imbricate +
keeled +  and rounded +
much-branched +
opposite +  and alternate +
not fleshy +
filiform +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (?) +  and 0.05 cm0.5 mm <br />5.0e-4 m <br /> (?) +
sessile +  and petiolate +
reduced;small +
horizontal +  and vertical +
verrucate +
Chenopodium albescens +
Chenopodium subsect. Fremontia +
species +
dehiscent +  and indehiscent +
glabrous +  and pubescent +
polygamous +, dioecious +  and monoecious +
not imbricate +
keeled +  and rounded +