Lechea racemulosa

Michaux

Fl. Bor.-Amer. 1: 77. 1803.

Common names: Illinois pinweed
Endemic
Treatment appears in FNA Volume 6. Treatment on page 395. Mentioned on page 390.

Herbs, perennial. Stems: basal produced; flowering erect, 25–40 cm, sparsely sericeous. Leaves of flowering-stems opposite to subopposite; blade linearlanceolate to narrowly oblanceolate, 10–20 × 1–1.5 mm, apex acute, usually indurate, abaxial surface sparsely pilose on midvein and margins, adaxial glabrous. Pedicels 1 per axil, 1–2 mm. Flowers: calyx 1.8–2 mm, indurate, shiny, yellowbrown basally in fruit, outer sepals shorter than or equaling inner. Capsules ellipsoid to ovoid, 1.5–2 × 1–1.2 mm, ± equaling to slightly longer than calyx. Seeds (1–) 2 (–3).


Phenology: Flowering summer; fruiting late summer–fall.
Habitat: Old fields, woodland margins, other dry, sandy, open sites
Elevation: 10–400 m

Distribution

V6 743-distribution-map.jpg

Ala., Conn., Del., D.C., Ga., Ind., Iowa, Ky., La., Md., Mo., N.J., N.Y., N.C., Ohio, Pa., S.C., Tenn., Va., W.Va.

Discussion

Selected References

None.

Lower Taxa

None.

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

... more about "Lechea racemulosa"
10mm;20mm +
glabrous +  and pilose +
acute +  and oblanceolate +
indurate +
1mm;1.5mm +
David E. Lemke +
Michaux +
bracteolate +  and 1-3-flowered +
overwintering +
orbiculate +, oblanceolate +, ovate +  and elliptic +
yellowbrown +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
more or less equaling to slightly longer +
ellipsoid;ovoid +
0.1 cm1 mm <br />0.001 m <br /> (0.12 cm1.2 mm <br />0.0012 m <br />) +
membranous +
Illinois pinweed +
Ala. +, Conn. +, Del. +, D.C. +, Ga. +, Ind. +, Iowa +, Ky. +, La. +, Md. +, Mo. +, N.J. +, N.Y. +, N.C. +, Ohio +, Pa. +, S.C. +, Tenn. +, Va. +  and W.Va. +
10–400 m +
connate +  and distinct +
loculicidal +
Old fields, woodland margins, other dry, sandy, open sites +
congested +  and loose +
racemose +  and paniculate +
sessile +  and petiolate +
opposite +  and subopposite +
undulate +  and revolute +
ovate;obovate +
6-12-carpellate +, 5-carpellate +, 3-carpellate +  and 2-carpellate +
crassinucellate +  and bitegmic +
orthotropous +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
crumpled +  and imbricate +
green +  and maroon +
distinct +
Flowering summer +  and fruiting late summer–fall. +
Fl. Bor.-Amer. +
compressed +  and ovoid +
persistent +
25 cm250 mm <br />0.25 m <br /> (40 cm400 mm <br />0.4 m <br />) +
persistent +
fimbriate-plumose +
sessile +  and petiolate +
0 cm0 mm <br />0 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
glabrous +  and pilose +
acute +  and oblanceolate +
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
Lechidium +
Lechea racemulosa +
species +
glabrous +, villous +  and sericeous +