OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Rosales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Spiraea japonica   FAMILY Rosaceae   Go to FSUS key



INCLUDING PLANTS NATIONAL DATABASE:
Spiraea japonica var. fortunei   FAMILY Rosaceae

INCLUDING Floristic Synthesis of North America. BONAP (Kartesz, 2021)

Spiraea japonica var. fortunei

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 9 (2014)

Spiraea japonica

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 097-15-003:

Spiraea japonica   FAMILY Rosaceae

 

COMMON NAME:
Japanese Spiraea


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

image of Spiraea japonica, Japanese Spiraea

JK Marlow    jkm200517_4961

May    Transylvania County    NC

DuPont State Forest

image of Spiraea japonica, Japanese Spiraea

JK Marlow    jkm200517_4962

May    Transylvania County    NC

DuPont State Forest

image of Spiraea japonica, Japanese Spiraea

JK Marlow    jkm200517_4963

May    Transylvania County    NC

DuPont State Forest

image of Spiraea japonica, Japanese Spiraea

JK Marlow    jkm200517_4992

May    Transylvania County    NC

DuPont State Forest

image of Spiraea japonica, Japanese Spiraea

JK Marlow    jkm200625_6025

June    Transylvania County    NC

DuPont State Forest

Lvs lance-shaped, sharply toothed, tapered to the tip, 3-6" long, 1-2" wide, per Wildflowers of Tennessee (Carman, 2005).

image of Spiraea japonica, Japanese Spiraea

JK Marlow    jkm200625_6075

June    Transylvania County    NC

DuPont State Forest

Petals usually pink, sometimes white, per Flora of China.

image of Spiraea japonica, Japanese Spiraea

JK Marlow    jkm200625_6175

June    Transylvania County    NC

DuPont State Forest

image of Spiraea japonica, Japanese Spiraea

JK Marlow    jkm200625_6177

June    Transylvania County    NC

DuPont State Forest

image of Spiraea japonica, Japanese Spiraea

JK Marlow    jkm090707_097

July    Avery County    NC

Roadside

Inflorescence a compound corymb, flat-topped or rounded, broader than long, per Weakley's Flora.

image of Spiraea japonica, Japanese Spiraea

JK Marlow    jkm190726_0194

July    Transylvania County    NC

DuPont State Forest

image of Spiraea japonica, Japanese Spiraea

JK Marlow    jkm190726_0195

July    Transylvania County    NC

DuPont State Forest

Petals ovate to orbicular, apex obtuse. Stamens longer than petals, per Flora of China.

image of Spiraea japonica, Japanese Spiraea

JK Marlow    jkm190726_0196

July    Transylvania County    NC

DuPont State Forest

Tiny star-shaped clusters of 5 smooth, lustrous tan to brown capsules, per A Field Guide for the Identification of Invasive Plants in Southern Forests (Miller, Chambliss, & Lowenstein, 2010).

image of Spiraea japonica, Japanese Spiraea

JK Marlow    jkm210807_2566

August    Transylvania County    NC

DuPont State Forest

image of Spiraea japonica, Japanese Spiraea

JK Marlow    jkm210807_2567

August    Transylvania County    NC

DuPont State Forest

Leaves lighter green below. Midvein whitish-green, lateral veins curved, per A Field Guide for the Identification of Invasive Plants in Southern Forests (Miller, Chambliss, & Lowenstein, 2010).

image of Spiraea japonica, Japanese Spiraea

JK Marlow    jkm230927_5626

September    Pickens County    SC

Laurel Fork Heritage Preserve

image of Spiraea japonica, Japanese Spiraea

JK Marlow    jkm230927_5628

September    Pickens County    SC

Laurel Fork Heritage Preserve

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Spiraea japonica   FAMILY Rosaceae

INCLUDING PLANTS NATIONAL DATABASE:
Spiraea japonica var. fortunei   FAMILY Rosaceae

INCLUDING Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Spiraea japonica var. fortunei

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 9
Spiraea japonica

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 097-15-003:
Spiraea japonica   FAMILY Rosaceae

 

Find by SCIENTIFIC NAME:

1454

Shrub
Perennial

Habitat: Roadsides, woodland borders, old home-sites, bogs, alluvial forests, per Weakley's Flora

Non-native: Japan & China

Common in NC Mountains, uncommon in Mountains of GA & SC (rare elsewhere in GA-NC-SC)

map
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.


INVASIVE

This plant is causing problems in natural areas outside its native range, according to authorities such as:

 

LEAVES:
Deciduous
Simple
Alternate
Petioles 3-6mm long

FLOWER:
Spring/Summer
Pink
Radially symmetrical
5 united sepals
5 petals
15-20 stamens
Bisexual

Inflorescence a compound corymb, flat-topped or rounded

FRUIT:
Summer
Aggregate of 5 follicles

 

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



 


Find by SCIENTIFIC NAME: