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Page Last Updated: February 25 2016
Aster Family 4
23 species
Bur Marigold
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Bidens (two-toothed)
Species: Cernua (Cernuus)
Kingdom: Plantae
Division: Magnoliophyta
Annual - also known as Nodding Beggartick, Nodding
Bur Marigold, Sticktight - native to North America
Class: Magnoliopsida
Updated October 30 2009
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Elecampane
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Inula
Species: Helenium
Kingdom: Plantae
Division: Magnoliophyta
Perennial - native to Eurasia
Class: Magnoliopsida
Updated December 18 2009
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Nipplewort
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Lapsana
Species: Communis
Kingdom: Plantae
Division: Magnoliophyta
Annual - native to Eurasia
Class: Magnoliopsida
Updated February 12 2012
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Coltsfoot
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Tussilago
Species: Farfara
Kingdom: Plantae
Division: Magnoliophyta
Perennial - one of the earliest flowering plants - common
name refers to leaf's resemblance to a colt's foot - Tussis
(cough) refers to supposed medicinal properties - native to
Europe
Class: Magnoliopsida
Updated January 19 2012
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Goat's-beard
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Tragopogon
Species: Dubius
Kingdom: Plantae
Division: Magnoliophyta
Biennial - also known as Yellow Salsify, Yellow Goatsbeard,
Western Goat's-beard -similar to T. pratensis (see below) -
phyllaries much longer than the ray flowers - stem swollen
at base of flower head - flowers pale yellow - native to
Europe
Class: Magnoliopsida
Common Dandelion
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Taraxacum
Species: Officinale
Kingdom: Plantae
Division: Magnoliophyta
Perennial - Dandelion from the French "dents de lion"
(lion's teeth) for the serrated leaves - native to Eurasia
Class: Magnoliopsida
Updated July 25 2015
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Meadow Hawkweed
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Hieracium (from the Greek hierax - hawk)
Species: Caespitosum (also Pratense) - possilby
Piloselloides
Kingdom: Plantae
Division: Magnoliophyta
Perennial - also known as Yellow or Field Hawkweed,
King-devil - stem and leaves very hairy - ancient belief that
Hawkweed had an influence on good eyesight  - similar to
H. piloselloides and H. floribundum - native to Europe
Class: Magnoliopsida
Updated January 1 2012
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Orange Hawkweed
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Hieracium (from the Greek hierax - hawk)
Species: Aurantiacum (Latin for orange-coloured)
Kingdom: Plantae
Division: Magnoliophyta
Perennial - also known as Devil's-paintbrush - stems and
leaves are very hairy - ancient belief that Hawkweed had an
influence on good eyesight - native to Europe
Class: Magnoliopsida
Updated April 25 2010
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Common Sunflower
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Helianthus (Sunflowers)
Species: Annuus
Kingdom: Plantae
Division: Magnoliophyta
Annual - native to North America
Class: Magnoliopsida
Updated September 2 2010
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Sticky? Ragwort
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Senecio
Species: Viscosus?
Kingdom: Plantae
Division: Magnoliophyta
Annual - also known as Sticky Groundsel - native to Eurasia
and north Africa?
Class: Magnoliopsida
Updated August 28 2010
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Common Sneezeweed
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Helenium
Species: Autumnale
Kingdom: Plantae
Division: Magnoliophyta
Perennial - also known as Swamp Sunflower, False
Sunflower - native to North America
Class: Magnoliopsida
Hairy Galinsoga
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Galinsoga
Species: Quadriradiata (also Ciliata and others)
Kingdom: Plantae
Division: Magnoliophyta
Annual - also known as Quickweed, Shaggy Soldier - G.
parviflora (Smallflower Galinsoga or Gallant Soldier) is very
similar but less hairy - native to Central and South America
Class: Magnoliopsida
Updated January 21 2014
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Tall Beggar-ticks
Order: Asterales
Family: Asteraceae (Aster family)
Species: Vulgata (Vulgatus)
Kingdom: Plantae
Division: Magnoliophyta
Annual - also known as Big Devils Beggartick - similar to B.
frondosa (see below) but B. vulgata has 10 or more
phyllaries - native to North America
Class: Magnoliopsida
Genus: Bidens (two-toothed)
Updated January 9 2011
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Devil's Beggar-ticks
Order: Asterales
Family: Asteraceae (Aster family)
Species: Frondosa (Frondosus)
Kingdom: Plantae
Division: Magnoliophyta
Annual - also known as Common Beggartick, Common
Tickseed - similar to B. vulgata (see above) but B. frondosa
has 9 or less
phyllaries - native to North America
Class: Magnoliopsida
Genus: Bidens (two-toothed)
Updated January 9 2011
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Common Hawkweed
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Hieracium (from the Greek hierax - hawk)
Species: Vulgatum (also Lachenalii)
Kingdom: Plantae
Division: Magnoliophyta
Perennial - possibly Spotted Hawkweed (H. maculatum) -
ancient belief that Hawkweed had an influence on good
eyesight - native to northern North America
Class: Magnoliopsida
Updated January 1 2012
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Updated January 19 2012
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Meadow Goat's-beard
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Tragopogon
Species: Pratensis (also Lamottei)
Kingdom: Plantae
Division: Magnoliophyta
Biennial - also known as Showy Goat's-beard, Meadow
Salsify, Jack-go-to-bed-at-noon - similar to T. dubius (see
above) -
phyllaries less than or equal to the length of the ray
flowers - stem narrow at base of flower head - flowers
bright yellow - native to Europe
Class: Magnoliopsida
Cup Plant
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Silphium
Species: Perfoliatum
Kingdom: Plantae
Division: Magnoliophyta
Perennial - also known as Indian Cup - native to eastern
North America
Class: Magnoliopsida
Updated July 30 2012
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Woodland Sunflower
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Helianthus (Sunflowers)
Species: Divaricatus
Kingdom: Plantae
Division: Magnoliophyta
Perennial - leaves are sessile - dry woods - native to
eastern North America
Class: Magnoliopsida
Updated July 30 2012
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Tall Sunflower
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Helianthus (Sunflowers)
Species: Giganteus
Kingdom: Plantae
Division: Magnoliophyta
Perennial - also known as Giant or Swamp Sunflower -
swamps, damp thickets and meadows - native to eastern
North America
Class: Magnoliopsida
Updated July 30 2012
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Jerusalem Artichoke
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Helianthus (Sunflowers)
Species: Tuberosus
Kingdom: Plantae
Division: Magnoliophyta
Perennial - also known as Sunflower Artichoke  Sunchoke,
Sunroot - upper leaves
alternate, lower leaves opposite -
Jerusalem possibly corruption of Italian word girasole
(turning to the sun) - native to North America
Class: Magnoliopsida
Updated February 25 2016
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Updated May 11 2013
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Japanese Sweet Coltsfoot
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Petasites
Species: Japonicus
Kingdom: Plantae
Division: Magnoliophyta
Class: Magnoliopsida
Perennial - also known as Butterbur, Fuki, Bog Rhubarb -
dioecious - same sex plant spreads aggressively by
rhizomes - moist to wet habitats in part or full shade - native
to eastern Asia
Common Groundsel
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Senecio
Species: Vulgaris
Kingdom: Plantae
Division: Magnoliophyta
Annual / Biennial - also known as Old-man-of-the-spring -
disturbed and waste areas - native to Eurasia?
Class: Magnoliopsida
Updated January 2 2015
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Updated February 19 2016
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Bur Marigold - flower head to 6 cm - leaves to 15 cm - height to 1 m - Kortright Centre for Conservation - September 2013
Nipplewort - flower head to 1.5 cm - leaves to 15 cm - height to 1 m - High Park - October 2009
Coltsfoot - flower head approx. 2.5 cm - leaves to 20 cm - height to 45 cm - West Don Valley (E.T. Seton Park) - April 2009
Goat's-beard - flower head 3 to 6 cm - leaves 5 to 30 cm - height to 1 m - Beaver Creek (Richmond Hill) - June 2009
Orange Hawkweed - flower head to 2.5 cm - leaves to 20 cm - height to 60 cm - Lynde Shores Conservation Area (Whitby) - June 2013
Common Sunflower - flower head 7.5 to 15 cm - leaves 7.5 to 30 cm - height to 3 m - East Don Valley (Milne Hollow) - August 2010
Ragwort - flower head approx. 1 cm - leaves to 6 cm - height to 40 cm - Lower Don Valley (Crother's Woods) - August 2010
Common Sneezeweed - flower head 2.5 to 5 cm - leaves to 15 cm - height to 1.5 m - Lower Don Valley (Brickworks) - August 2009
Hairy Galinsoga - flower head approx. 8 mm - leaves to 7 cm - height to 70 cm - Lower Don Valley (E.T. Seton Park) - October 2010
Tall Beggar-ticks - flower head approx. 2 cm - 3 to 5 leaflets to 8 cm - height to 1 m - Lower Don Valley (Crother's Woods) - September 2010
Devil's Beggar-ticks - flower head approx. 2 cm - 3 to 5 leaflets to 10 cm - height to 1.5 m - Lower Don Valley (Crother's Woods) - September 2010
Common Hawkweed - flower head to 3 cm - leaves to 12 cm - height to 1 m - Lower Don Valley (Crother's Woods) - June 2011
Meadow Hawkweed - flower head approx. 1 cm - leaves to 15 cm - height to 1 m - Toronto Islands - May 2010
Meadow Goat's-beard with Toxomerus Hover Fly - flower head 3 to 6 cm - leaves 5 to 30 cm - height to 1 m - Lower Don Valley (Crother's Woods) - July 2009
Elecampane - flower head 5 to 10 cm - leaves to 50 cm - height to 2 m - Kortright Centre for Conservation - July 2009
Cup Plant - flower head to 7.5 cm - leaves to 30 cm - height to 2.5 m - Lower Don Valley (Brickworks) - July 2012
Woodland Sunflower - flower head to 7.5 cm - leaves to 15 cm - height to 1.8 m - Lower Don Valley (Crother's Woods) - July 2012
Tall Sunflower - flower head to 7 cm - leaves to 15 cm - height to 3 m - East Don Valley (Milne Hollow) - August 2011
Jerusalem Artichoke - flower head to 8 cm - leaves to 25 cm - height to 3 m - East Don Valley (Charles Sauriol Conservation Area) - September 2012
Japanese Sweet Coltsfoot - flower approx. 7 mm - bracts to 8 cm - leaves to 80 cm - height to 1.8 m - Lower Don Valley (Todmorden Mills) - April 2013
Common Groundsel - flower head to 1.5 cm - leaves (lower) to 10 cm - height to 50 cm - Cabbagetown - August 2012
Common Dandelion - flower head 2 to 5 cm - leaves 5 to 40 cm - height to 50 cm - Samuel Smith Park  - April 2010
Pale-leaved Sunflower
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Helianthus (Sunflowers)
Species: Strumosus
Kingdom: Plantae
Division: Magnoliophyta
Perennial - also known as Paleleaf Woodland Sunflower,
Rough-leaved Sunflower - leaves have
petioles - highly
variable and hybridizes readily with other species- dry
woods and roadsides - native to eastern North America
Class: Magnoliopsida
Updated September 20 2015
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Pale-leaved Sunflower - flower head to 10 cm - leaves to 20 cm - height to 2 m - High Park - September 2015