Allium tuberosum

Rottler ex Sprengel

Syst. Veg. 2: 38. 1825.

Common names: Chinese chive oriental garlic
Treatment appears in FNA Volume 26. Treatment on page 240. Mentioned on page 224, 227.

Bulbs 1–3, borne on stout, ± horizontal rhizome, elongate, cylindric or conic, 0.5–1.5 × 0.7–2 cm; outer coats enclosing 1 or more bulbs, brown, reticulate, cells ± fine-meshed, open, fibrous; inner coats white, cells closely parallel, elongate. Leaves withering from tip by anthesis, 2–5, sheathing scape to ± soil level; blade solid, flat, carinate abaxially, 20–40 cm × 2–6 mm, margins entire. Scape persistent, solitary, erect, terete, 30–50 cm × 1–3 mm. Umbel persistent, erect, loose, 20–50-flowered, hemispheric-globose, bulbils unknown; spathe bracts persistent, 1–3, 3–7-veined, lanceovate, shorter than pedicel, apex acuminate. Flowers substellate, 4–9 mm; tepals spreading, white with green or brownish midveins, lanceolate to elliptic, ± equal, withering and exposing capsule, margins entire, apex obtuse or acute; stamens included; anthers purple; pollen white; ovary crestless; style linear, ± equaling stamens; stigma capitate, unlobed; pedicel 10–30 mm. Seed-coat shining; cells smooth, irregularly shaped, with ± sinuous walls.


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

Distribution

Introduced; Iowa, Nebr., Wis., se Asia

Discussion

Allium tuberosum is cultivated in China, Siberia, and North America, and is reported to be established in New England. It may escape anywhere the species is cultivated.

Selected References

None.

Lower Taxa

None.

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

... more about "Allium tuberosum"
versatile +  and dorsifixed +
cordate +  and linear +
acute +, obtuse +  and acuminate +
Dale W. McNeal Jr. +  and T. D. Jacobsen +
Rottler ex Sprengel +
whorled +, opposite +  and alternate +
dilated +
straight +
20 cm200 mm <br />0.2 m <br /> (40 cm400 mm <br />0.4 m <br />) +
carinate +
0.2 cm2 mm <br />0.002 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
conspicuous +
1;several +
0.5cm +  and 1.5cm +
1 +  and 3 +
0.7 cm7 mm <br />0.007 m <br /> (2 cm20 mm <br />0.02 m <br />) +
roughened +  and smooth +
irregularly--shaped +  and elongate +
Chinese chive +  and oriental garlic +
Iowa +, Nebr. +, Wis. +  and se Asia +
connate-coroniform +  and dilated +
sessile +  and pedicellate +
unisexual +  and bisexual +
substellate +
0.4 cm4 mm <br />0.004 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
loculicidal +
membranaceous +  and leathery +
Roadsides and other disturbed ground +
paired +, paniculate +  and racemose +
persistent +
brownish +  and green +
open +  and fine-meshed +
gray +  and brown +
crested;3-lobed +
many;several +
spreading +  and erect +
1 cm10 mm <br />0.01 m <br /> (3 cm30 mm <br />0.03 m <br />) +
membranous +
zygomorphic +  and actinomorphic +
Flowering Jul–Aug. +
persistent +
30cm +  and 50cm +
1mm +  and 3mm +
wind-distributed +
1 +  and many +
obovoid +
adnate +  and free +
1 +  and several +
Allium tuberosum +
species +
persisting +
distinct +
lanceolate +  and elliptic +
sepaloid +  and petaloid +
narrower +
20-50-flowered +
persistent +
hemispheric-globose +
sinuous +
9 +, 8 +  and 7 +