Plant Identification Database:
Compositae (Daisy)
Astereae [Aster]
Order: Asterales; Class: Dicotyledonae

The plant data on this site are a record of Bob Ronnow's field observations
which vary in accuracy and change with experience. For accurate and complete
information please use the links provided for each plant species and family.

Plant Families
Glossary of Botanical Terms

CLASSIFICATION
LEAVES
FLOWERS
FRUIT
STEM
ECOLOGY
CLASSIFICATION
Common Name (Image)
Scientific Name (Notes)
Genus
LV: Attachment
LV: Shape
LV: Edge
LV: Apex/Base
LV: Size/Surface
FL: Petals/Sepals
FL: Color
FL: Arrangement
FL: Size/Season
FL: Stamen/Pistil/Ovary
FR: Type
FR: Color
FR: Size/Season
ST: Type/Size/Growth
ST: Surface/Color
ST: Buds/Roots
EC: Edible
EC: Habitat
EC: Observations
Common Name (Image)
Scientific Name (Notes)
Other Names
Compositae/Astereae: LV: alternate; FL: 7+ parts, head, disk and/or ray, minute disk florets, indeterminate, imbricate bracts, ovary inferior; FR: achene; ST: u. herb/shrub; EC:
alternate 7+ florets White; Yellow; Orange; Red; Pink; Blue; Violet; Green; Brown head, disk and/or ray, indeterminate, imbricate bracts minute disk florets O: inferior achene u. herb/shrub Compositae/Astereae: LV: alternate; FL: 7+ parts, head, disk and/or ray, minute disk florets, indeterminate, imbricate bracts, ovary inferior; FR: achene; ST: u. herb/shrub; EC:
Whorled wood aster Aster acuminatus Aster Forest Whorled wood aster Aster acuminatus
Heart-leaved aster Aster cordifolius Aster Heart-leaved aster Aster cordifolius
White wood aster Aster divaricatus Aster White wood aster Aster divaricatus
Aster Aster dumosus Aster Aster Aster dumosus
White wreath aster Aster ericoides Aster White wreath aster Aster ericoides
Smooth blue aster Aster laevis Aster Smooth blue aster Aster laevis
Tall white aster Aster lanceolatum Aster Tall white aster Aster lanceolatum
Calico aster Aster lateriflorus Aster Calico aster Aster lateriflorus
Aster Aster linariifolius Aster Aster Aster linariifolius
Large-leaf aster Aster macrophyllus Aster Large-leaf aster Aster macrophyllus
Common Name (Image)
Scientific Name (Notes)
Genus
LV: Attachment
LV: Shape
LV: Edge
LV: Apex/Base
LV: Size/Surface
FL: Petals/Sepals
FL: Color
FL: Arrangement
FL: Size/Season
FL: Stamen/Pistil/Ovary
FR: Type
FR: Color
FR: Size/Season
ST: Type/Size/Growth
ST: Surface/Color
ST: Buds/Roots
EC: Edible
EC: Habitat
EC: Observations
Common Name (Image)
Scientific Name (Notes)
Other Names
New England aster Aster novae-angliae Aster New England aster Aster novae-angliae
Late purple aster Aster patens Aster 7 or more florets Blue/Violet Fall Forest; Grassland/Fields Late purple aster Aster patens
Heath aster Aster pilosus Aster Heath aster Aster pilosus
Purple-stemmed aster Aster puniceus Aster Wetland Purple-stemmed aster Aster puniceus
Schreber's aster Aster schreberi Aster Schreber's aster Aster schreberi
Aster Aster spectabilis Aster Roadside Aster Aster spectabilis
Aster Aster subulatus Aster Salt marsh Aster Aster subulatus
Flat-topped aster Aster umbellatus Aster Flat-topped aster Aster umbellatus
Wavy-leaved aster Aster undulatus Aster Wavy-leaved aster Aster undulatus
Goundsel tree; Groundsel bush Baccharis halimifolia Baccharis Alternate, Petiole short (<1/2 leaf length) Rhomboid Toothed (irregular serration) White Axillary Shrub, >1'; >6' Coastal Cape Cod - Audubon Goundsel tree; Groundsel bush Baccharis halimifolia
Common Name (Image)
Scientific Name (Notes)
Genus
LV: Attachment
LV: Shape
LV: Edge
LV: Apex/Base
LV: Size/Surface
FL: Petals/Sepals
FL: Color
FL: Arrangement
FL: Size/Season
FL: Stamen/Pistil/Ovary
FR: Type
FR: Color
FR: Size/Season
ST: Type/Size/Growth
ST: Surface/Color
ST: Buds/Roots
EC: Edible
EC: Habitat
EC: Observations
Common Name (Image)
Scientific Name (Notes)
Other Names
Desert broom Baccharis sarothroides Baccharis Linear Indstingushable White Achene Shrub, >1' Waste places; Desert AZ Desert broom Baccharis sarothroides
Golden aster Chrysopsis falcata Chrysopsis Golden aster Chrysopsis falcata
Rubber rabbitbrush Chrysothamnus nauseosus; Ericameria nauseosa Chrysothamnus Alternate, Sessile Simple, Acicular Entire A: Acuminate, B: Cuneate 7 or more florets Yellow Raceme Achene White Shrub, >1', Erect Yellow twigs Grassland UT; AZ Rubber rabbitbrush Chrysothamnus nauseosus
Horseweed Conyza canadensis Conyza Horseweed Conyza canadensis
Turpentine bush Ericameria laricifolia Ericameria Alternate, Sessile, Evergreen Linear <1", Glandular 7 or more florets Yellow Fall Shrub, >1' Coronado NF AZ Turpentine bush Ericameria laricifolia larch-leaf goldenweed
Daisy fleabane Erigeron annuus Erigeron 7 or more florets Grassland/Fields; Waste places Daisy fleabane Erigeron annuus
Horse weed Erigeron canadensis Erigeron Waste places Horse weed Erigeron canadensis
Spreading fleabane Erigeron divergens Erigeron 7 or more florets AZ Spreading fleabane Erigeron divergens
Pink fleabane Erigeron philadelphicus Erigeron Pink fleabane Erigeron philadelphicus
Robin's-plantain Erigeron pulchellus Erigeron Robin's-plantain Erigeron pulchellus
Common Name (Image)
Scientific Name (Notes)
Genus
LV: Attachment
LV: Shape
LV: Edge
LV: Apex/Base
LV: Size/Surface
FL: Petals/Sepals
FL: Color
FL: Arrangement
FL: Size/Season
FL: Stamen/Pistil/Ovary
FR: Type
FR: Color
FR: Size/Season
ST: Type/Size/Growth
ST: Surface/Color
ST: Buds/Roots
EC: Edible
EC: Habitat
EC: Observations
Common Name (Image)
Scientific Name (Notes)
Other Names
Daisy fleabane Erigeron strigosus Erigeron Grassland/Fields Daisy fleabane Erigeron strigosus
Grass-leaved goldenrod Euthamia graminifolia Euthamia Grass-leaved goldenrod Euthamia graminifolia
Tarweed Grindelia squarrosa Grindelia Waste places Tarweed Grindelia squarrosa
Snakeweed Gutierrezia sarothrae Gutierrezia linear 7+ florets yellow 1/4", Aug-Sep shrub, 6-36" green desert, pinyon-juniper Abiquiu Lake NM Snakeweed Gutierrezia sarothrae matchweed, matchbush, broom snakeweed, broomweed, turpentine weed
Yellow spiny daisy Machaeranthera pinnatifida Machaeranthera linear spines 1/4" 10+ florets yellow terminal, solitary 1/2" herb, 4-20" Abiquiu Lake NM Yellow spiny daisy Machaeranthera pinnatifida tansyaster
White-topped aster Sericocarpus asteroides Sericocarpus Forest White-topped aster Sericocarpus asteroides
White goldenrod; Silver-rod Solidago bicolor Solidago White goldenrod; Silver-rod Solidago bicolor
Toothed goldenrod Solidago arguta Solidago Toothed goldenrod Solidago arguta
Canada goldenrod Solidago canadensis Solidago Canada goldenrod Solidago canadensis
Zig-zag goldenrod Solidago flexicaulis Solidago Zig-zag goldenrod Solidago flexicaulis
Late goldenrod Solidago gigantea Solidago Late goldenrod Solidago gigantea
Goldenrod Solidago graminifolia Solidago Wetland; Roadside Goldenrod Solidago graminifolia
Common Name (Image)
Scientific Name (Notes)
Genus
LV: Attachment
LV: Shape
LV: Edge
LV: Apex/Base
LV: Size/Surface
FL: Petals/Sepals
FL: Color
FL: Arrangement
FL: Size/Season
FL: Stamen/Pistil/Ovary
FR: Type
FR: Color
FR: Size/Season
ST: Type/Size/Growth
ST: Surface/Color
ST: Buds/Roots
EC: Edible
EC: Habitat
EC: Observations
Common Name (Image)
Scientific Name (Notes)
Other Names
Early goldenrod Solidago juncea Solidago 7 or more florets Yellow Roadside Early goldenrod Solidago juncea
Gray goldenrod Solidago nemoralis Solidago Grassland/Fields Gray goldenrod Solidago nemoralis
Sweet goldenrod Solidago odora Solidago Sweet goldenrod Solidago odora
Square-stem goldenrod Solidago patula Solidago Square-stem goldenrod Solidago patula
Downy goldenrod Solidago puberula Solidago Downy goldenrod Solidago puberula
Rough goldenrod Solidago rugosa Solidago Rough goldenrod Solidago rugosa
Seaside goldenrod Solidago sempervirens Solidago Alternate, Clasping Simple, Lanceolate Entire Rounded >1" 7 or more florets Yellow Axillary, Panicle Summer; Fall Herb, >1', Erect Fleshy, succulent, Brown; Purple Coastal; Wetland Cape Cod - Audubon Seaside goldenrod Solidago sempervirens
Goldenrod Solidago tenuifolia Solidago Goldenrod Solidago tenuifolia
Thrifty golden weed Stenotus armerioides Stenotus linear, oblanceolate entire, revolute 1/2"-2" scabrous 7+ florets yellow May-Aug Abiquiu Lake NM Thrifty golden weed Stenotus armerioides
Common Name (Image)
Scientific Name (Notes)
Genus
LV: Attachment
LV: Shape
LV: Edge
LV: Apex/Base
LV: Size/Surface
FL: Petals/Sepals
FL: Color
FL: Arrangement
FL: Size/Season
FL: Stamen/Pistil/Ovary
FR: Type
FR: Color
FR: Size/Season
ST: Type/Size/Growth
ST: Surface/Color
ST: Buds/Roots
EC: Edible
EC: Habitat
EC: Observations
Common Name (Image)
Scientific Name (Notes)
Other Names
CLASSIFICATION
LEAVES
FLOWERS
FRUIT
STEM
ECOLOGY
CLASSIFICATION