Chenopodium neomexicanum

Standley in N. L. Britton et al.

in N. L. Britton et al., N. Amer. Fl. 21: 19. 1916.

Endemic
Treatment appears in FNA Volume 4. Treatment on page 293. Mentioned on page 277.

Stems erect to ascending, sparsely branched, 2.5–5 dm, sparsely farinose. Leaves nonaromatic; petiole 0.5–1.3 cm; blade triangular to ovate or rhombic-ovate, 0.7–2.9 × 0.4–2.1 cm, apex apiculate, base broadly cuneate to truncate, subhastate with low, rounded or acutish lobes, margins entire above lobes, apex acute to obtuse, sparsely farinose abaxially. Inflorescences glomerules in paniculate spikes, 21–24 × 4–9 cm; glomerules maturing irregularly; bracts leaflike to linear. Flowers: perianth segments 5, distinct nearly to base; lobes ovate, 0.7–1 × 0.7–0.9 mm, apex obtuse, keeled, densely to sparsely farinose, partly covering seeds at maturity; stamens 5; stigmas 2, 0.2–0.3 mm. Achenes ovoid; pericarp adherent, black, honeycombed. Seeds lenticular or round, 1–1.3 mm diam., margins acute; seed-coat coarsely honeycombed.


Phenology: Fruiting late summer–early fall.
Habitat: Moist soils, roadsides, pinelands, igneous rock
Elevation: 1500-2500 m

Discussion

Selected References

None.

Lower Taxa

None.

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

... more about "Chenopodium neomexicanum"
dehiscent +  and indehiscent +
Keeled (?) +, Obtuse (?) +  and Acute (?) +
Steven E. Clemants +  and Sergei L. Mosyakin +
Standley in N. L. Britton et al. +
slippery +
aromatic +
subhastate +, broadly cuneate +  and truncate +
Chenopodium (sect. Undefined) ser. Favosa +
0.7 cm7 mm <br />0.007 m <br /> (2.9 cm29 mm <br />0.029 m <br />) +
triangular +  and ovate or rhombic-ovate +
0.4cm;2.1cm +
persistent +  and deciduous +
leaflike +  and linear +
reddish-brown +, black +, brown +  and green +
Ariz. +, N.Mex. +  and Tex. +
1500-2500 m +
hippocrepiform +  and annular +
symmetric +, or +  and uniseriate +
dehiscent +  and indehiscent +
Moist soils, roadsides, pinelands, igneous rock +
small white +
inflated +
21 cm210 mm <br />0.21 m <br /> (24 cm240 mm <br />0.24 m <br />) +
4 cm40 mm <br />0.04 m <br /> (9 cm90 mm <br />0.09 m <br />) +
sessile +  and petiolate +
nonaromatic +
not fleshy +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
ovate +, acutish +  and rounded +
0.7mm;0.9mm +
not winged +  and winged +
crassinucellate +  and bitegmic +
campylotropous +
1 +  and single +
persistent +  and deciduous +
honeycombed +
chartaceous +  and membranaceous +
0.5 cm5 mm <br />0.005 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
Fruiting late summer–early fall. +
in N. L. Britton et al., N. Amer. Fl. +
pointing +  and ascending +
bulbous +  and taprooted +
fusiform +
fleshy +  and fibrous +
reddish-brown +, brown-black +  and black +
honeycombed +
0.1 cm1 mm <br />0.001 m <br /> (?) +  and 0.13 cm1.3 mm <br />0.0013 m <br /> (?) +
round +  and lenticular +
cylindric +
not imbricate +
keeled +  and rounded +
opposite +  and alternate +
erect +  and ascending +
not fleshy +
filiform +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (?) +  and 0.03 cm0.3 mm <br />3.0e-4 m <br /> (?) +
sessile +  and petiolate +
reduced;small +
horizontal +  and vertical +
verrucate +
Chenopodium neomexicanum +
Chenopodium subsect. Favosa +
species +
dehiscent +  and indehiscent +
glabrous +  and pubescent +
polygamous +, dioecious +  and monoecious +
not imbricate +
keeled +  and rounded +