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Native Plant Trust: Go Botany Discover thousands of New England plants

Allium canadense — meadow garlic

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Facts

Meadow garlic is found throughout New England, but is rare in Maine, New Hampshire, and Vermont, where it is at the northern limit of its range. It is an edible wild onion with a relatively mild flavor. The Cherokee also rubbed it on the body as an insect repellant.

Habitat

Floodplain (river or stream floodplains), forests

New England distribution

Adapted from BONAP data

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North America distribution

Adapted from BONAP data

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Characteristics

Habitat
terrestrial
New England state
  • Connecticut
  • Maine
  • Massachusetts
  • New Hampshire
  • Rhode Island
  • Vermont
Leaf arrangement
basal: the leaves are growing only at the base of the plant
Leaf blade shape
the leaf blade is linear (very narrow with more or less parallel sides)
Leaf blade length
200–500 mm
Flower petal color
  • blue to purple
  • pink to red
  • white
Flower petal length
4–8 mm
Petal fusion
the perianth parts are separate
Inflorescence type
the inflorescence is an umbel (with an axis so short it appears the flowers all originate from the same point)
Ovary position
the ovary is above the point of petal and/or sepal attachment
Fruit type (specific)
the fruit is a capsule (splits along two or more seams, apical teeth or pores when dry, to release two or more seeds)
Show all characteristics
  • Clonal plantlets

    Axillary bulblets
    there are no bulblets being produced in axils
  • Flowers

    Anther attachment
    the anther is attached by its base to the filament
    Anther color
    the anthers show no hint of a pink, reddish or purplish tint
    Bulblets replace flowers
    there are bulblets where some or all of the flowers would normally be located
    Carpels fused
    the carpels are fused (the number of carpels equals the number of locules)
    Filament surface
    the filament surface has no hairs or scales on it
    Flower bracts
    there are bracts associated with the flower
    Flower number
    0–10
    Flower orientation
    the flowers point upward or spread or curve outward
    Flower petal color
    • blue to purple
    • pink to red
    • white
    Flower petal length
    4–8 mm
    Flower shape
    • the flower has an urn-shaped corolla (constricted at the opening)
    • the flower is bell-shaped
    Flower symmetry
    there are two or more ways to evenly divide the flower (the flower is radially symmetrical)
    Flowering stem width
    1–5 mm
    Form of style
    • the style is knob-like at the tip, and unbranched
    • the style is lobed at the tip, and unbranched
    Fringed petal edges
    the petals are not fringed
    Hairs on flower stalk
    the flower stalk has no hairs on it
    Inflorescence hair glands
    the axis of the inflorescence has no hairs on it
    Inflorescence type
    the inflorescence is an umbel (with an axis so short it appears the flowers all originate from the same point)
    Length of flower stalk
    10–70 mm
    Length of peduncle
    150–500 mm
    Marks on petals
    there are no noticeable marks on the petals
    Nectar spur
    the flower has no nectar spurs
    Number of carpels
    3
    Number of pistils
    1
    Number of sepals and/or petals
    there are six petals, sepals or tepals in the flower
    Number of styles
    1
    Ovary position
    the ovary is above the point of petal and/or sepal attachment
    Petal and sepal arrangement
    the flower includes two cycles of petal- or sepal-like structures
    Petal appearance
    the petals are thin and delicate, and pigmented (colored other than green or brown)
    Petal base
    the petal narrows gradually or does not narrow at the base
    Petal fusion
    the perianth parts are separate
    Petal hairs on inner/upper surface
    there are no hairs on the inner/upper petal surface
    Sepal appearance
    the sepals resemble petals in color and texture
    Sepal length
    4–8 mm
    Sepal orientation
    • the sepals are pressed against the plant, or jutting stiffly upward
    • the sepals are slightly curved outwards from the plant
    Sepals fused only to sepals
    the sepals are separate from one another
    Spathe
    • the plant does not have a spathe
    • the plant has a spathe surrounding the flower spike
    Spathe form
    • NA
    • the spathe just wraps around the base of the spike of flowers
    Stamen number
    6
    Stamen position relative to petals
    NA
    Stamen types
    the stamens within a cycle are distinctly of two types
    Stamens fused
    the stamens are not fused to one another
    Stamens fused outwards
    the stamens are fused to the petals or tepals at or near their bases
    Style petal-like
    the style is not broad and flattened like a petal
    Tepals
    the petals and sepals are similar in size and color
  • Fruits or seeds

    Berry color
    NA
    Capsule ridges
    there are no ribs or wings on the capsule
    Fruit compartments
    there are three locules in the fruit
    Fruit cross-section
    the fruit is round in cross-section
    Fruit stalk orientation
    the fruits point upward or spread or curve outward
    Fruit type (general)
    the fruit is dry and splits open when ripe
    Fruit type (specific)
    the fruit is a capsule (splits along two or more seams, apical teeth or pores when dry, to release two or more seeds)
    Other markings on berry
    NA
  • Glands or sap

    Sap
    the sap is clear and watery
  • Growth form

    Lifespan
    the plant lives more than two years
    Root septa
    the roots do not have transverse septa
    Underground organs
    the plant has one or more swollen storage organs underground, such as bulbs, tubers or corms
  • Leaves

    Hairs on underside of leaf blade
    the underside of the leaf is not hairy, or has very few hairs
    Hairs on upper side of leaf blade
    the upper side of the leaf is not hairy, or has very few hairs
    Leaf arrangement
    basal: the leaves are growing only at the base of the plant
    Leaf blade basal lobes
    the leaf blades do not have basal lobes
    Leaf blade base
    the leaf has no stalk
    Leaf blade base shape
    the base of the leaf blade is cuneate (wedge-shaped, tapers to the base with relatively straight, converging edges), or narrow
    Leaf blade bloom
    the underside of the leaf blade has no noticeable waxy or powdery bloom
    Leaf blade cross-section
    • the leaf blade is U- or V-shaped
    • the leaf blade is more or less flat in cross-section
    Leaf blade faces
    both surfaces of the leaf blade are exposed
    Leaf blade form
    Fully-formed (i.e., expanded), +/- green leaf blades are found somewhere on the plant
    Leaf blade length
    200–500 mm
    Leaf blade orientation
    the upper surface of the leaf blade faces the stem of the plant
    Leaf blade shape
    the leaf blade is linear (very narrow with more or less parallel sides)
    Leaf blade surface colors
    the upper side of the leaf blade is relatively uniform in color
    Leaf blade tip
    • the tip of the leaf blade is acute (sharply pointed)
    • the tip of the leaf blade is obtuse (bluntly pointed)
    Leaf blade veins
    the lateral veins are parallel or slightly arched in the direction of the tip
    Leaf blade width
    1–5 mm
    Leaf stalk length
    0 mm
    Leaf type
    the leaves are simple (i.e., lobed or unlobed but not separated into leaflets
    Leaflet number
    0
    Stipule twining
    NA
    Stipules
    there are no stipules on this plant
  • Place

    Habitat
    terrestrial
    New England state
    • Connecticut
    • Maine
    • Massachusetts
    • New Hampshire
    • Rhode Island
    • Vermont
    Specific habitat
    • forests
    • river or stream floodplains
  • Scent

    Plant odor
    the leaves smell of onion or garlic
  • Stem, shoot, branch

    Flowering stem growth form
    the flowering stem is held upright
    Flowering stem leaves
    there are no true leaves on the flowering stem

Wetland status

Usually occurs in non-wetlands, but occasionally in wetlands. (Wetland indicator code: FACU)

In New England

Distribution

Connecticut
present
Maine
present
Massachusetts
present
New Hampshire
present
Rhode Island
present
Vermont
present

Conservation status

Exact status definitions can vary from state to state. For details, please check with your state.

Maine
rare (S-rank: S2), special concern (code: SC)

var. canadense

Massachusetts
widespread (S-rank: S5)
New Hampshire
extremely rare (S-rank: S1), endangered (code: E)
Vermont
extremely rare (S-rank: S1), threatened (code: T)

Subspecies and varieties

Our variety is Allium canadense L. var. canadense.

From Flora Novae Angliae dichotomous key

1.  Allium canadense L. var. canadense N

meadow garlic. Allium canadense L. var. robustum Farw. • CT, MA, ME, NH, RI, VT. Floodplains, riparian forests, often on rich soils of terraces.

Native to North America?

Yes

Synonyms

  • Allium canadense var. robustum Farw.

Family

Alliaceae

Genus

Allium