Lechea cernua

Small

Bull. Torrey Bot. Club 51: 384. 1924.

Common names: Nodding pinweed
Endemic
Treatment appears in FNA Volume 6. Treatment on page 391. Mentioned on page 390.

Subshrubs. Stems: basal not produced; flowering spreading-ascending, (10–) 20–30 cm, densely sericeous. Leaves of flowering-stems alternate; blade elliptic-ovate to orbiculate, 5–12 × 4–10 mm, apex acute, often mucronate, abaxial surface pilose to tomentose, adaxial pilose. Pedicels 2–3 per axil, 1.5–2.5 mm. Flowers: calyx 1.8–2 mm, outer sepals shorter than inner. Capsules ellipsoid to obovoid, 1.8–2 × 1.2–1.5 mm, ± equaling calyx. Seeds 1–2.


Phenology: Flowering spring; fruiting summer–fall.
Habitat: Dry, open sand-scrub and flatwoods margins
Elevation: 0–50 m

Discussion

Lechea cernua is endemic to much of peninsular Florida but is absent from the Florida Keys and panhandle.

Selected References

None.

Lower Taxa

None.

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

... more about "Lechea cernua"
mucronate +  and acute +
David E. Lemke +
bracteolate +  and 1-3-flowered +
overwintering +
0.5 cm5 mm <br />0.005 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
elliptic-ovate +  and orbiculate +
0.4 cm4 mm <br />0.004 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
ellipsoid;obovoid +
0.12 cm1.2 mm <br />0.0012 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
membranous +
Nodding pinweed +
0–50 m +
connate +  and distinct +
loculicidal +
Dry, open sand-scrub and flatwoods margins +
congested +  and loose +
racemose +  and paniculate +
sessile +  and petiolate +
undulate +  and revolute +
ovate;obovate +
6-12-carpellate +, 5-carpellate +, 3-carpellate +  and 2-carpellate +
crassinucellate +  and bitegmic +
orthotropous +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
crumpled +  and imbricate +
green +  and maroon +
distinct +
Flowering spring +  and fruiting summer–fall. +
Bull. Torrey Bot. Club +
compressed +  and ovoid +
persistent +
10 cm100 mm <br />0.1 m <br /> (20 cm200 mm <br />0.2 m <br />) +
spreading-ascending +
20 cm200 mm <br />0.2 m <br /> (30 cm300 mm <br />0.3 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 />) +
Lechidium +
Lechea cernua +
species +
biennial +  and perennial +
glabrous +, villous +  and sericeous +