Allium tricoccum

Solander

in W. Aiton, Hort. Kew 1: 428. 1789.

Common names: Ramp
Endemic
Treatment appears in FNA Volume 26. Treatment on page 234. Mentioned on page 224, 225, 226.

Bulbs 2–6, usually borne on short rhizome, ovoid-conic, 1.5–6 × 1.5–3 cm; outer coats enclosing 1 or more bulbs, brownish to grayish, reticulate, cells finely fibrous; inner coat white, obscurely cellular, cells irregularly arranged. Leaves ephemeral, usually absent at anthesis, 2–3, basal; blade solid, flat, elliptic to elliptic-lanceolate, (15–) 20–30 (–40) cm × 15–90 mm, tapering to long, slender petiole, margins entire. Scape persistent, solitary, flexuous distally, terete, 10–40 cm × 2–4 mm. Umbel persistent, erect, loose, (6–) 30–50-flowered, obconic to ± hemispheric, bulbils unknown; spathe bracts persistent, 2, ± 3-veined, lanceolate to lanceovate, ± equal, apex acute, beakless. Flowers campanulate, 4–7 mm; tepals erect, white to cream or yellowish, oblong to ovate, ± equal, not withering in fruit, margins entire, apex obtuse; stamens ± equaling tepals; anthers white to light yellow; pollen white; ovary crestless; style included, linear, shorter than stamens; stigma capitate, scarcely thickened, unlobed; pedicel 10–20 mm. Seed-coat shining; cells smooth.

Discussion

Varieties 2 (2 in the flora).

Selected References

None.

Key

1 Bulbs mostly 4–6 cm; leaf blades (3–)5–9 cm wide; spathe bracts 2–3 cm; umbel (15–)30–50-flowered. Allium tricoccum var. tricoccum
1 Bulbs 2–4(–5) cm; leaf blades (1.5–)2–4(–4.5) cm wide; spathe bracts 1–2 cm; umbel (6–)12–18 (–24)-flowered. Allium tricoccum var. burdickii

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

... more about "Allium tricoccum"
white +  and light yellow +
versatile +  and dorsifixed +
cordate +  and linear +
Obtuse (?) +  and Acute (?) +
Dale W. McNeal Jr. +  and T. D. Jacobsen +
Solander +
whorled +, opposite +  and alternate +
dilated +
30 cm300 mm <br />0.3 m <br /> (40 cm400 mm <br />0.4 m <br />) +
straight +
20 cm200 mm <br />0.2 m <br /> (30 cm300 mm <br />0.3 m <br />) +
tapering +, elliptic +  and elliptic-lanceolate +
15mm;90mm +
conspicuous +
1.5cm +  and 6cm +
2 +  and 6 +
1.5 cm15 mm <br />0.015 m <br /> (3 cm30 mm <br />0.03 m <br />) +
brownish;grayish +
roughened +  and smooth +
e North America +
connate-coroniform +  and dilated +
sessile +  and pedicellate +
unisexual +  and bisexual +
0.4 cm4 mm <br />0.004 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
loculicidal +
membranaceous +  and leathery +
paired +, paniculate +  and racemose +
ephemeral +
gray +  and brown +
crested;3-lobed +
many;several +
spreading +  and erect +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
membranous +
zygomorphic +  and actinomorphic +
in W. Aiton, Hort. Kew +
flexuous +
persistent +
10cm +  and 40cm +
2mm +  and 4mm +
wind-distributed +
1 +  and many +
obovoid +
adnate +  and free +
epipetalous +
1 +  and several +
Allium tricoccum +
species +
white;cream or yellowish +
persisting +
distinct +
not withering +
oblong +  and ovate +
equaling +  and equal +
sepaloid +  and petaloid +
narrower +
(6-)30-50-flowered +
persistent +
9 +, 8 +  and 7 +