Corchorus siliquosus

Linnaeus

Sp. Pl. 1: 529. 1753.

Common names: Slippery burr broomweed
Illustrated
Treatment appears in FNA Volume 6. Treatment on page 200. Mentioned on page 198, 199.

Plants herbs, annual. Stems erect, 3–25 dm, short-pilose in 1 (–2) lines, hairs erect, dense, sharp-pointed. Leaves: petiole 5–10 mm; blade elliptic-ovate, 0.5–2.5 (–4) cm, base rounded-truncate, margins serrate, proximal teeth not prolonged, apex acute, surfaces glabrous, adaxial surface minutely pustulate-roughened. Inflorescences usually solitary flowers, sometimes fasciculate or cymose, 2–3-flowered. Pedicels 4–7 mm. Flowers: sepals narrowly oblong-lanceolate, 4–5 mm, not awned, glabrous; petals 4–6 mm; stamens 50–70. Capsules cylindric, flattened, not wing-angled, subtruncate distally, 2-valved, each valve with 2 awns 1.5–3 mm, 20–30 (–60) × 2–3 mm, minutely hirtellous to hispidulous. 2n = 28.


Phenology: Flowering Mar–Oct(–Dec).
Habitat: Canal banks, glade edges, hammocks, hammock and swamp edges, beaches, open pine woodlands with limestone outcrops and solution holes, rock outcrops, roadsides
Elevation: 0–50 m

Distribution

V6 356-distribution-map.jpg

Fla., Mexico, West Indies, Central America, South America

Discussion

Corchorus siliquosus is native in Collier, Miami-Dade, and Monroe counties. Reports of it from Alabama have been based on a garden-grown plant from Mobile County, and attribution to Mississippi has been based on misidentifications of C. hirtus.

Selected References

None.

Lower Taxa

None.

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

... more about "Corchorus siliquosus"
Guy L. Nesom +
Linnaeus +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
rounded-truncate +
2.5 cm25 mm <br />0.025 m <br /> (4 cm40 mm <br />0.04 m <br />) +
hairy +  and glabrous +
elliptic-ovate +
0.5 cm5 mm <br />0.005 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
hairy +  and glabrous +
not wing-angled;flattened;cylindric +
Slippery burr +  and broomweed +
Fla. +, Mexico +, West Indies +, Central America +  and South America +
0–50 m +
sparse;copious +
actinomorphic +
Canal banks, glade edges, hammocks, hammock and swamp edges, beaches, open pine woodlands with limestone outcrops and solution holes, rock outcrops, roadsides +
sharp-pointed +
2-3-flowered +, cymose +  and fasciculate +
leaf-opposed +, terminal +  and axillary +
connate +  and distinct +
distichous +  and alternate +
crenate;dentate +
2 +  and 50 +
0.4 cm4 mm <br />0.004 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
distinct +
obovate;oblanceolate +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Flowering Mar–Oct(–Dec). +
pitted +  and smooth +
appendaged +  and not petaloid +
persistent +
distinct +
5 +  and 4 +
oblong-lanceolate +
0.4 cm4 mm <br />0.004 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Illustrated +
few-branched +  and unbranched +
short-pilose +
lobulate +, crenulate +  and discoid +
caducous +  and subpersistent +
short-cylindric +
Mallow +
Corchorus siliquosus +
Corchorus +
species +
3 cm30 mm <br />0.03 m <br /> (6 cm60 mm <br />0.06 m <br />) +
20mm;30mm +
minutely hirtellous +  and hispidulous +
2mm;3mm +
perennial +  and annual +
shrub +  and herb +