Galinsoga quadriradiata Ruiz & Pavón

common quickweed, shaggy soldier

New England Distribution

Adapted from BONAP data

Where native and non-native distributions co-occur in a county, only the native distribution is shown.

North America Distribution

Adapted from BONAP data

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Facts About

Common quickweed, also called Peruvian daisy after its country of origin, is a weedy introduction to much of the world. It matures and produces seeds very rapidly, allowing it to spread quickly in disturbed areas such as gardens, waste areas, roadsides and the cracks in sidewalks.

Habitat

Anthropogenic (man-made or disturbed habitats)

Characteristics

Habitat
terrestrial
New England state
  • Connecticut
  • Maine
  • Massachusetts
  • New Hampshire
  • Rhode Island
  • Vermont
Leaf type
leaves are simple (lobed or unlobed but not separated into leaflets)
Leaf arrangement
opposite: there are two leaves per node along the stem
Leaf blade edges
the edge of the leaf blade has teeth
Flower type in flower heads
the flower head has tubular disk flowers in the center and ray flowers, these often strap-shaped, around the periphery
Ray flower color
  • pink to red
  • white
Tuft or plume on fruit
there is no plume, or the plume is made up of scales, awns, a crown, or a rim
Spines on plant
the plant has no spines
Leaf blade length
20–60 mm
Disk flower number
  • 11-20
  • 21-50
Show All Characteristics
  • Flowers
    Bases of bract appendages
    NA
    Bract shape
    the main bracts are ovate (egg-shaped)
    Bract tip orientation
    the bracts are pressed against the plant, or spreading out at the tips
    Disk flower color
    yellow
    Disk flower lobe number
    5
    Disk flower number
    • 11-20
    • 21-50
    Disk flower reproductive parts
    the disk flower has both pollen- and seed-producing parts
    Flower head outer flowers
    at the outer edge of the flower head, each flower has a single enlarged lobe or strap
    Flower head platform
    the base has papery scales on it
    Flower head profile
    the disk is conical across the top
    Flower head shape
    the flower head is hemispherical (like the bottom half of a sphere)
    Flower type in flower heads
    the flower head has tubular disk flowers in the center and ray flowers, these often strap-shaped, around the periphery
    Inflorescence branching (Solidago)
    NA
    Inflorescence shape
    the inflorescence is not flat-topped but appears rounded, with some flower heads distinctly higher than others
    Ovary hairs
    the ovary has hairs on it
    Ovary profile
    in profile, the ovary is lanceolate (widest below the middle, tapering to both ends)
    Peduncle hair type
    the hairs on the peduncles have glands at their tips
    Peduncle hairs
    the peduncles are hairy
    Peduncle length
    5–20 mm
    Ray flower color
    • pink to red
    • white
    Ray flower reproductive parts
    the ray flowers have carpels or stamens, but not both
    Ray flowers
    • 1-5
    • 6-10
    Ray length
    0.9–2.5 mm
    Reproductive system
    some of the flowers on the plant have only carpels or stamens, while others have both carpels and stamens
    Style branch number
    the style has two branches
    Width of flower head base
    3–6 mm
  • Fruits or seeds
    Number of pappus parts
    • 1
    • 10
    • 11 or more
    • 2
    • 3
    • 4
    • 5
    • 6
    • 7
    • 8
    • 9
    Ovary length in developed fruit
    1.3–2 mm
    Seed hair tuft bases
    NA
    Seed hair tuft color
    NA
    Seed hair tuft details
    NA
    Seed hair tuft length
    0.2–1.7 mm
    Seed hair tuft tips
    NA
    Seed hairs uniform
    NA
    Seed tuft scale number
    0–20
    Seed tuft type
    the pappus is made of flat scales that are not split or frayed at the tips
    Top of disk flower ovary
    NA
    Tuft or plume on fruit
    there is no plume, or the plume is made up of scales, awns, a crown, or a rim
  • Glands or sap
    Leaf blade glands
    the leaf blades have no glandular (translucent) dots or scales
    Sap
    the sap is clear and watery
  • Growth form
    Growth form
    the plant has one or more free-standing stems
    Plant lifespan
    the plant is annual, it lacks evidence of previous years' growth
    Spines on plant
    the plant has no spines
    Underground organs
    • there are only slender roots on the plant
    • there is a thickened taproot on the plant
  • Leaves
    Final leaf segment length (compound lvs only)
    0 mm
    Final leaf segment width (compound lvs only)
    0 mm
    Hairs on underside of leaf blade
    the underside of the leaf is fuzzy or hairy
    Leaf arrangement
    opposite: there are two leaves per node along the stem
    Leaf blade base
    • the leaf has a distinct petiole
    • the leaf has no petiole
    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
    • the base of the leaf blade is rounded
    Leaf blade bloom
    • the underside of the leaf has no noticeable bloom
    • there is a noticeable powdery or waxy bloom on the underside of the leaf
    Leaf blade edges
    the edge of the leaf blade has teeth
    Leaf blade length
    20–60 mm
    Leaf blade shape
    • the leaf blade is elliptic (widest near the middle and tapering at both ends)
    • the leaf blade is ovate (widest below the middle and broadly tapering at both ends)
    Leaf blade surface colors
    there is no noticeable color variation on the upper surface of the leaf
    Leaf blade tip
    • the tip of the leaf blade is acuminate (tapers to a long, thin point)
    • the tip of the leaf blade is acute (sharply pointed)
    Leaf blade veins
    the leaf blade has three main veins running from the base towards the tip
    Leaf blade width
    15–45 mm
    Leaf disposition
    the leaves are nearly similar in size, prominence of teeth, and length of stalks throughout the stem
    Leaf spines
    there are no spines on the leaf edges
    Leaf stalk
    • the leaves have leaf stalks
    • the leaves have no leaf stalks, but attach directly to the stem
    Leaf stalk length
    0–60 mm
    Leaf tip extension
    NA
    Leaf type
    leaves are simple (lobed or unlobed but not separated into leaflets)
    Leaflet number
    0
    Specific leaf type
    the leaves are simple (lobed or unlobed but not separated into leaflets
  • Place
    Habitat
    terrestrial
    New England state
    • Connecticut
    • Maine
    • Massachusetts
    • New Hampshire
    • Rhode Island
    • Vermont
    Specific habitat
    man-made or disturbed habitats
  • Scent
    Plant odor
    the plant does not have much of an odor
  • Stem, shoot, branch
    Flowering stem cross-section
    the flowering stem is circular, or with lots of small angles
    Leaves on stem
    there is at least one full leaf above the base of the flowering stem
    Stem bloom
    there is no powdery or waxy film on the stem
    Stem internode hair direction
    the hairs point mostly upwards to outwards
    Stem internode hairs
    the stem has hairs between the nodes
    Stem wings
    the stem does not have wings on it

Wetland Status

Not classified

New England Distribution and Conservation Status

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.

Massachusetts
unranked (S-rank: SNR)

Native to North America?

No

Sometimes Confused With

Galinsoga parviflora:
scales at summit of ovary (the pappus) of disk flowers not terminating in a bristle tip and ray flowers without scales at summit of ovary or these poorly developed (vs. G. quadriradiata, with scales at summit of ovary (the pappus) of disk flowers terminating in a bristle tip and ray flowers with scales at summit of ovary).

Synonyms

  • Galinsoga aristulata Bickn.
  • Galinsoga bicolorata St. John & White, Galinsoga ciliata (Raf.) Blake, Galinsoga caracasana (DC.) Schultz-Bip.

Family

Asteraceae

Genus

Galinsoga

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Information from Dichotomous Key of Flora Novae Angliae

2.  Galinsoga quadriradiata Ruiz & Pavón E

common quickweed. Galinsoga aristulata Bickn.; G. bicolorata St. John & White; G. ciliata (Raf.) Blake; G. caracasana (DC.) Schultz-Bip. • CT, MA, ME, NH, RI, VT. Gardens, cultivated fields, barnyards, waste areas, roadsides.