Allium oleraceum

Linnaeus

Sp. Pl. 1: 299. 1753.

Introduced
Treatment appears in FNA Volume 26. Treatment on page 238. Mentioned on page 225, 226.

Bulbs 1 or more, not attached to rhizome, ovoid, 1.2–2 × 1–1.5 cm; outer coats enclosing bulbs, brown to grayish brown, fibrous, fibers close, ± parallel; inner coats white to light-brown, not cellular. Leaves withering from tip by anthesis, 2–4, sheathing proximal 1/2+ scape; blade fistulose proximally, solid distally, terete, linear to filiform, prominently ribbed proximally, channeled distally, 1.5–2.5 cm × 0.5–5 mm, margins and veins usually scabrid with minute teeth, apex acute. Scape persistent, solitary, erect, terete, 25–100 cm × 4–8 mm. Umbel persistent, erect, compact to ± loose, 0–40-flowered, subglobose, with few-to-many bulbils or with bulbils only; spathe bracts persistent, 2, 4–9-veined, lanceolate, unequal, apex acuminate into beak, beak long, slender, to 20 cm, ± equaling or longer than base. Flowers usually aborting before capsules mature, if present, campanulate, 6–8 mm; tepals erect, whitish or pinkish to purple, outer narrowly obovate, inner ± elliptic, unequal, margins entire, apex obtuse; stamens included; anthers yellow to reddish; pollen yellow; ovary crestless; style linear, equaling stamens; stigma capitate, unlobed; pedicel 15–60 mm. Seed-coat unknown; capsules only rarely produced.


Phenology: Flowering late Jul–Aug.
Habitat: Roadsides and other disturbed ground

Distribution

Introduced; Europe

Discussion

Allium oleraceum is reported from New England, where it is sometimes found on roadsides and other disturbed ground. It persists and is spread easily by the bulbils.

Selected References

None.

Lower Taxa

None.

"thicker" is not a number."broad" is not a number.

... more about "Allium oleraceum"
yellow +  and reddish +
versatile +  and dorsifixed +
cordate +  and linear +
obtuse +, acuminate +  and acute +
Dale W. McNeal Jr. +  and T. D. Jacobsen +
Linnaeus +
whorled +, opposite +  and alternate +
dilated +
more or less equaling or longer +  and long +
slender +
0 cm0 mm <br />0 m <br /> (20 cm200 mm <br />0.2 m <br />) +
straight +
1.5 cm15 mm <br />0.015 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
channeled +, linear +  and filiform +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
conspicuous +
1;several +
not attached +
1.2cm +  and 2cm +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
roughened +  and smooth +
parallel +  and close +
connate-coroniform +  and dilated +
sessile +  and pedicellate +
unisexual +  and bisexual +
campanulate +
0.6 cm6 mm <br />0.006 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
loculicidal +
membranaceous +  and leathery +
Roadsides and other disturbed ground +
paired +, paniculate +  and racemose +
white +  and light-brown +
persistent +
brown +  and grayish brown +
crested;3-lobed +
many;several +
spreading +  and erect +
1.5 cm15 mm <br />0.015 m <br /> (6 cm60 mm <br />0.06 m <br />) +
membranous +
zygomorphic +  and actinomorphic +
Flowering late Jul–Aug. +
persistent +
25cm +  and 100cm +
4mm +  and 8mm +
wind-distributed +
1 +  and many +
obovoid +
Introduced +
adnate +  and free +
1 +  and several +
Allium oleraceum +
species +
pinkish;purple +
persisting +
distinct +
petal-like +
sepaloid +  and petaloid +
narrower +
0-40-flowered +, compact +  and more or less loose +
persistent +
subglobose +
9 +, 8 +  and 7 +