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Page Last Updated: January 3 2016
Aster Family 2
19 species
Common Tansy
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Tanacetum
Species: Vulgare
Perennial - also known as Bitter Buttons, Golden Buttons
- native to Europe
Kingdom: Plantae
Class: Magnoliopsida
Division: Magnoliophyta (Flowering plants)
Updated November 5 2015
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Pineapple Weed
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Matricaria (also Artemisia)
Species: Matricarioides (also Discoidea)
Kingdom: Plantae
Division: Magnoliophyta
Annual - also known as Disc Mayweed - native to Eurasia
and western North America?
Class: Magnoliopsida
Updated March 7 2012
More Wild Chamomile
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Wild Chamomile
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Matricaria
Kingdom: Plantae
Division: Magnoliophyta
Class: Magnoliopsida
Updated October 12 2010
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Indian Blanket
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Gaillardia
Species: Pulchella
Kingdom: Plantae
Division: Magnoliophyta
Annual / Biennial / Perennial - also known as Firewheel,
Gaillardia - native to central North America
Class: Magnoliopsida
Updated March 13 2013
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Giant Ragweed
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Ambrosia
Species: Trifida
Kingdom: Plantae
Division: Magnoliophyta
Annual - also known as Great Ragweed - pollinated by
wind - Ragweed pollen is the principal cause of Hay
Fever - has simple, 3-lobed and sometimes 5-lobed
leaves - native to North America
Class: Magnoliopsida
Updated November 29 2015
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Chicory
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Cichorium
Species: Intybus
Kingdom: Plantae
Division: Magnoliophyta
Biennial - roots used as coffee substitute or additive -
also known as Wild Succory - flower is sometimes white
- native to Europe
Class: Magnoliopsida
Updated January 3 2016
More Common Yarrow
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Common Yarrow
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Achillea
Species: Millefolium
Kingdom: Plantae
Division: Magnoliophyta
Perennial - Achilles (derivation of Genus name)
supposedly used Yarrow to treat soldier's wounds -
millefolium means "thousand leaves" - also known as
Milfoil, Thousand Leaf, Old Man's-pepper  - native to
North America
Class: Magnoliopsida
Updated June 19 2010
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Ox-eye Daisy
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Leucanthemum
Species: Vulgare
Kingdom: Plantae
Division: Magnoliophyta
Perennial - native to Europe
Class: Magnoliopsida
Updated September 15 2012
More Common Tansy
More Common Tansy
Updated October 28 2010
More Common Ragweed
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Common Ragweed
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Ambrosia
Species: Artemisiifolia
Kingdom: Plantae
Division: Magnoliophyta
Annual - also known as Annual Ragweed - pollinated by
wind - Ragweed pollen is the principal cause of Hay
Fever - native to North America
Class: Magnoliopsida
Updated November 9 2010
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White Snakeroot
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Ageratina
Species: Altissima
Kingdom: Plantae
Division: Magnoliophyta
Perennial - also known as White Sanicle, Tall Boneset  -
species name formerly Eupatorium rugosum - native to
eastern North America
Class: Magnoliopsida
Updated October 20 2010
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Boneset
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Eupatorium
Species: Perfoliatum
Kingdom: Plantae
Division: Magnoliophyta
Perennial - native to eastern North America
Class: Magnoliopsida
Updated December 9 2011
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Black-eyed Susan
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Rudbeckia
Species: Hirta (also Serotina)
Kingdom: Plantae
Division: Magnoliophyta
Perennial - also known as Hairy Coneflower, Gloriosa
Daisy, Yellow Ox-eye Daisy - native to North America
Class: Magnoliopsida
Updated January 1 2012
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Pearly Everlasting
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Anaphalis
Species: Margaritacea
Kingdom: Plantae
Division: Magnoliophyta
Perennial - white "petals" are phyllaries - native to North
America and Asia
Class: Magnoliopsida
Updated December 9 2011
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Brown-eyed Susan
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Rudbeckia
Species: Triloba
Kingdom: Plantae
Division: Magnoliophyta
Perennial - also known as Brown-eyed Coneflower,
Thin-leaved Coneflower, Three-lobed Coneflower (lower
leaves have 3 lobes) - native to eastern North America
Class: Magnoliopsida
Updated March 2 2012
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Tall Coneflower
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Rudbeckia
Species: Laciniata
Kingdom: Plantae
Division: Magnoliophyta
Perennial - also known as Green-headed or Cutleaf
Coneflower - lower leaves deeply divided - Golden Glow is
a common garden
cultivar - native to North America
Class: Magnoliopsida
Updated March 2 2012
More Gray-headed Coneflower
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Gray-headed Coneflower
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Ratibida
Species: Pinnata
Kingdom: Plantae
Division: Magnoliophyta
Perennial - also known as Yellow or Prairie Coneflower -
native to eastern North America
Class: Magnoliopsida
Updated November 30 2012
More Purple Coneflower
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Purple Coneflower
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Echinacea
Species: Purpurea
Kingdom: Plantae
Division: Magnoliophyta
Perennial - native to eastern North America (introduced to
Ontario?)
Class: Magnoliopsida
Updated March 7 2012
More Wild Chamomile
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Wild Chamomile
Order: Asterales
Family: Asteraceae (Aster family)
Genus: Matricaria
Kingdom: Plantae
Division: Magnoliophyta
Class: Magnoliopsida
Species: Recutita  (also Chamomilla)
Updated August 7 2013
More Stinking Chamomile
More Stinking Chamomile
Updated December 22 2014
Stinking Chamomile
More Joe-Pye Weed
Order: Asterales
More Joe-Pye Weed
Family: Asteraceae (Aster family)
Genus: Anthemis
Kingdom: Plantae
Joe-Pye Weed
Division: Magnoliophyta
Order: Asterales
Family: Asteraceae (Aster family)
Class: Magnoliopsida
Genus: Eutrochium
Species: Cotula
Species: Maculata
Annual - also known as Mayweed - leaves have foul odour -
Field Chamomile (Anthemis arvensis) and Scentless
Chamomile (Matricaria maritima) are similar but the leaves
are odorless - Wild Chamomile (Matricaria recutita - see
above) is similar but has pineapple scented leaves - native
to Eurasia
Kingdom: Plantae
Species: Recutita  (also Chamomilla)
Division: Magnoliophyta
Perennial - native to eastern North America
Annual - also known as German Chamomile - leaves have
pineapple scent - Field Chamomile (Anthemis arvensis)
and Scentless Chamomile (Matricaria maritima) are similar
but the leaves are odorless - Stinking Chamomile
(Anthemis cotula - see below) is similar but has foul
smelling leaves - native to Eurasia
Annual - also known as German Chamomile - leaves have
pineapple scent - Field Chamomile (Anthemis arvensis)
and Scentless Chamomile (Matricaria maritima) are similar
but the leaves are odorless - Stinking Chamomile
(Anthemis cotula - see below) is similar but has foul
smelling leaves - native to Eurasia
Class: Magnoliopsida
Pineapple Weed - flower head 5 to 10 mm - leaves to 5 cm - height to 40 cm - Lower Don Valley (Brickworks) - June 2009
Chicory - flower head to 4 cm - leaves 10 to 20 cm - height to 1.5 m - Thorncliffe Park - July 2014
Common Ragweed - flower head approx. 5 mm - raceme to 15 cm - leaves to 10 cm - height to 1 m - Lower Don Valley (Crother's Woods)  - August 2010
Whie Snakeroot - flower head approx. 5 mm - leaves 6 to 18 cm - height to 90 cm - Lower Don Valley (Crother's Woods) - August 2010
Boneset - flower head approx. 5 mm - leaves 10 to 20 cm - height to 1.5 m - Leslie Spit - October 2010
Black-eyed Susan - flower head to 8 cm - leaves to 18 cm - height to 1 m - Kortright Centre for Conservation - August 2011
Pearly Everlasting - flower head approx. 1 cm - flower cluster to 15 cm - leaves 4 to 12 cm - height to 90 cm - High Park - August 2010
Common Tansy - flower head 5 to 10 mm - leaves 10 to 20 cm - height 60 to 90 cm - Lower Don Valley (Crother's Woods) - September 2012
Wild Chamomile - flower head approx. 2.5 cm - leaves to 5 cm - height to 50 cm - Lower Don Valley (Leaside) - July 2009
Ox-eye Daisy - flower head 2 to 6 cm - leaves 4 to 15 cm - height to 80 cm - Lower Don Valley (Crother's Woods) - June 2009
Indian Blanket - flower head to 7.5 cm - leaves to 7.5 cm - height to 40 cm - Leslie Spit - August 2010
Giant Ragweed - flower head approx. 5 mm - raceme to 25 cm - leaves to 20 cm - height to 4.5 m - Lower Don Valley (Leaside)  - August 2009
Brown-eyed Susan - flower head to 6 cm - leaves to 15 cm - height to 1.5 m - Guildwood Park - August 2011
Tall Coneflower - flower head to 10 cm - leaves to 30 cm (decreasing with height) - height to 3 m - Lower Don Valley (Brickworks) - August 2009
Gray-headed Coneflower - flower head to 10 cm - leaves to 20 cm (decreasing with height) - height to 1.5 m - Lower Don Valley (Brickworks) - August 2011
Purple Coneflower - flower head to 10 cm - leaves to 15 cm (decreasing with height) - height to 1.5 m - Lower Don Valley (Brickworks) - August 2009
Wild Chamomile - flower head approx. 2.5 cm - leaves to 5 cm - height to 50 cm - Lower Don Valley (Leaside) - May 2011
Spotted Joe-Pye Weed - flower head approx. 1 cm - leaves to 20 cm - height to 2 m - Humber Valley (Humber Arboretum) - August 2013
Stinking Chamomile - flower head approx. 2.5 cm - leaves to 5 cm - height to 60 cm - Leslie Spit - August 2013
Common Yarrow - flower head to 7 mm - corymb 6 to 30 cm - leaves 4 to 15 cm - height to 1 m - Leslie Spit - August 2015