OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales

WEAKLEY'S FLORA (10/20/20):
Symphyotrichum urophyllum   FAMILY Asteraceae


SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Symphyotrichum urophyllum   FAMILY Asteraceae

SYNONYMOUS WITH Flora of North America
Symphyotrichum urophyllum

(?) Review of the taxonomy of Aster... emphasizing New World species (Nesom, 1994)
Symphyotrichum sagittifolium

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-47-008:
Aster sagittifolius   FAMILY Asteraceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Aster sagittifolius

(?) -
Aster cordifolius var. sagittifolius

 

COMMON NAME:
White Arrowleaf Aster, Arrowleaf Blue Wood Aster


         To see larger pictures, click or hover over the thumbnails.

image of Symphyotrichum urophyllum, White Arrowleaf Aster, Arrowleaf Blue Wood Aster

JK Marlow    jkm180924_4921

September    McCormick County    SC

Parks Mill

image of Symphyotrichum urophyllum, White Arrowleaf Aster, Arrowleaf Blue Wood Aster

JK Marlow    jkm180924_4924

September    McCormick County    SC

Parks Mill

Lower stems glabrous; upper stems sparsely hirtellous or pilose, per Weakley's Flora (2015).

image of Symphyotrichum urophyllum, White Arrowleaf Aster, Arrowleaf Blue Wood Aster

JK Marlow    jkm180924_4928

September    McCormick County    SC

Parks Mill

image of Symphyotrichum urophyllum, White Arrowleaf Aster, Arrowleaf Blue Wood Aster

JK Marlow    jkm180924_4931

September    McCormick County    SC

Parks Mill

Involucral bracts with green band along midrib for nearly their entire length, per Vascular Flora of the Carolinas.

image of Symphyotrichum urophyllum, White Arrowleaf Aster, Arrowleaf Blue Wood Aster

Sam Pratt    sbp_3447

September    Spartanburg County    SC

Basal leaves shallowly cordate to truncate, per Weakley's Flora (2015).

image of Symphyotrichum urophyllum, White Arrowleaf Aster, Arrowleaf Blue Wood Aster

Sam Pratt    sbp_3452

September    Spartanburg County    SC

Lvs thin, margins usually shallowly to deeply serrate, rarely entire (distal), per Flora of North America.

image of Symphyotrichum urophyllum, White Arrowleaf Aster, Arrowleaf Blue Wood Aster

Sam Pratt    sbp_3454

September    Spartanburg County    SC

Basal leaves long-petiolate, petioles not or narrowly winged, sheathing, per Flora of North America.

image of Symphyotrichum urophyllum, White Arrowleaf Aster, Arrowleaf Blue Wood Aster

JK Marlow    jkm121027_753

October    Pickens County    SC

Glassy Mountain Heritage Preserve

Phyllaries with linear-lanceolate-shaped green blaze (> 4x as long as wide), per Weakley's Flora (2015).


click here to see other plants that look similar to this COMPARE involucral bracts of North American asters

image of Symphyotrichum urophyllum, White Arrowleaf Aster, Arrowleaf Blue Wood Aster

Sam Pratt    sbp_2098

October    Spartanburg County    SC

Resembles A. cordifolius, but its inflorescence almost without leafiness, per Flora of the southeastern United States (JK Small, 1913).

image of Symphyotrichum urophyllum, White Arrowleaf Aster, Arrowleaf Blue Wood Aster

Sam Pratt    sbp_2098b

October    Spartanburg County    SC

Distal lvs ± shortly winged-petiolate or sessile, bases attenuate to cuneate, per Flora of North America.

 

WEAKLEY'S FLORA (10/20/20):
Symphyotrichum urophyllum   FAMILY Asteraceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Symphyotrichum urophyllum   FAMILY Asteraceae

SYNONYMOUS WITH Flora of North America
Symphyotrichum urophyllum

(?) Review of the taxonomy of Aster... emphasizing New World species (Nesom, 1994)
Symphyotrichum sagittifolium

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-47-008:
Aster sagittifolius   FAMILY Asteraceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Aster sagittifolius

(?) -
Aster cordifolius var. sagittifolius

 

Find by scientific name:

167

Forb
Perennial

Native to the Carolinas & Georgia

Documented growing wild in GA NC SC

Common (rare outside of Mountains)

Look for it in moist to dry forests, fields, and roadbanks, per Weakley's Flora

map
Click here to see a more detailed map from University of North Carolina at Chapel Hill Herbarium,

or click here to see a map from SERNEC, a consortium of southeastern herbaria.

 

full sun partial shade shade ...Moist ...Variable ...Dry

LEAVES:
Simple
Alternate (basal leaves usually absent or withered at flowering)

FLOWER:
Summer/Fall
Rays: White to pale pink or lilac or light blue
Disc: Whitish to cream becoming reddish-purple
Disc flowers bisexual & fertile/ Ray flowers pistillate & fertile
Inferior ovary

Flower heads in dense panicles

FRUIT:
Summer/Fall
Achene

 

TO LEARN MORE about this plant, look it up in a good book!



 


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