Lachnanthes caroliniana (Lam.) Dandy

Carolina bloodroot

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New England Distribution

Adapted from BONAP data

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North America Distribution

Adapted from BONAP data

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Facts About

Carolina bloodroot, an east coast native, reaches southern New England (Connecticut, Massachusetts and Rhode Island), where it inhabits sandy or peaty pond shores and can become a serious weed of commercial cranberry bogs.

Habitat

Shores of rivers or lakes

Characteristics

Habitat
wetlands
New England state
  • Connecticut
  • Massachusetts
  • Rhode Island
Leaf arrangement
  • alternate: there is one leaf per node along the stem
  • 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
150–450 mm
Flower petal color
yellow
Flower petal length
7–9 mm
Petal fusion
the perianth parts are separate
Inflorescence type
the inflorescence is a corymb (with long lower branches and shorter upper branches, giving it a more or less flat-topped look)
Ovary position
the ovary is below 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)
Fruit length
3–5 mm
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
    Anther length
    10–13 mm
    Bulblets replace flowers
    there are no bulblets where the flowers are 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 orientation
    the flowers point upward or spread or curve outward
    Flower petal color
    yellow
    Flower petal length
    7–9 mm
    Flower shape
    the flower is bell-shaped
    Flower symmetry
    there are two or more ways to evenly divide the flower (the flower is radially symmetrical)
    Form of style
    the style is knob-like at the tip, and unbranched
    Fringed petal edges
    the petals are not fringed
    Hairs on flower stalk
    the flower stalk has hairs on it
    Inflorescence hair glands
    the axis of the inflorescence has hairs entirely without glands
    Inflorescence type
    the inflorescence is a corymb (with long lower branches and shorter upper branches, giving it a more or less flat-topped look)
    Inflorescence width
    30–80 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 below 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 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 leaves in color and texture
    Sepal length
    7–9 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 fused to each other (often along with the petals in monocots), at least near their bases
    • the sepals are separate from one another
    Spathe
    the plant does not have a spathe
    Spathe form
    NA
    Spathe length
    0 mm
    Stamen length
    18–23 mm
    Stamen number
    3
    Stamen types
    the stamens within a cycle are all similar
    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
    Fruit compartments
    there are three locules in the fruit
    Fruit cross-section
    the fruit is round in cross-section
    Fruit length
    3–5 mm
    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)
    Fruit width
    3–5 mm
    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
    Underground organs
    • the plant has a rhizome (a horizontal underground stem with roots growing from it)
    • there are only slender roots on the plant
  • 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
    • alternate: there is one leaf per node along the stem
    • 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 truncate (ends abruptly in a more or less straight line as though cut off)
    Leaf blade bloom
    the underside of the leaf blade has no noticeable waxy or powdery bloom
    Leaf blade cross-section
    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
    150–450 mm
    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)
    Leaf blade veins
    the lateral veins are parallel or slightly arched in the direction of the tip
    Leaf blade width
    3–10 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
    wetlands
    New England state
    • Connecticut
    • Massachusetts
    • Rhode Island
    Specific habitat
    shores of rivers or lakes
  • Scent
    Plant odor
    the leaves have no particular smell
  • 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
    • there is at least one fully-formed leaf on the flowering stem
    Stem hairs
    • the stem has hairs on it
    • the stem is nearly or completely hairless

Wetland Status

Occurs only in wetlands. (Wetland indicator code: OBL)

New England Distribution and Conservation Status

Distribution

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

Conservation Status

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

Connecticut
extremely rare (S-rank: S1), endangered (code: E)
Rhode Island
extremely rare (S-rank: S1), state threatened (code: ST)

Native to North America?

Yes

Synonyms

  • Dilatris caroliniana Lam.
  • Gyrotheca tinctoria (J.F. Gmel.) Salisb.
  • Lachnanthes tinctoria (J.F. Gmel.) Ell.

Family

Haemodoraceae

Genus

Lachnanthes

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Information from Dichotomous Key of Flora Novae Angliae

1.  Lachnanthes caroliniana (Lam.) Dandy N

Carolina bloodroot. Dilatris caroliniana Lam.; Gyrotheca tinctoria (J.F. Gmel.) Salisb.; Lachnanthes tinctoria (J.F. Gmel.) Ell. • CT, MA, RI. Sandy or peaty pond shores along 
the coastal plain.