OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Malvids: Malvales

WEAKLEY'S FLORA (11/30/12):
Hibiscus syriacus   FAMILY Malvaceae   NEW! Click to go to FSUS key


SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Hibiscus syriacus   FAMILY Malvaceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 122-08-001:
Hibiscus syriacus   FAMILY Malvaceae

 

COMMON NAME:
Rose-of-Sharon, Althea


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

image of Hibiscus syriacus, Rose-of-Sharon, Althea

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_hisy_001_lvd

        

image of Hibiscus syriacus, Rose-of-Sharon, Althea

JK Marlow    jkm0407n_17

July    Sevier County    TN

Great Smoky Mountains National Park

Stamens form a column surrounding (but free from) the style of the pistil, per Trees of the Southeastern United States.

image of Hibiscus syriacus, Rose-of-Sharon, Althea

JK Marlow    jkm0407n_21

July    Sevier County    TN

Great Smoky Mountains National Park

Occasionally forms thickets, per Trees of the Southeastern United States.

image of Hibiscus syriacus, Rose-of-Sharon, Althea

JK Marlow    jkm0407n_22

July    Sevier County    TN

Great Smoky Mountains National Park

Leaves more than 2-ranked, usually lobed, margin coarsely toothed, per Trees of the Southeastern United States.

image of Hibiscus syriacus, Rose-of-Sharon, Althea

JK Marlow    jkm0407y_01

July    Greenville County    SC

image of Hibiscus syriacus, Rose-of-Sharon, Althea

JK Marlow    jkm0407y_02

July    Greenville County    SC

image of Hibiscus syriacus, Rose-of-Sharon, Althea

JK Marlow    jkm090812_004

August    Greenville County    SC

5 triangular calyx lobes and 7-10 linear involucral bracts, per Vascular Flora of the Carolinas.

image of Hibiscus syriacus, Rose-of-Sharon, Althea

Paul Thompson    psthibiscus_syriacus

September?        

Leaf shape is ovate. — Clemson Extension

 

WEAKLEY'S FLORA (11/30/12):
Hibiscus syriacus   FAMILY Malvaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Hibiscus syriacus   FAMILY Malvaceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 122-08-001:
Hibiscus syriacus   FAMILY Malvaceae

 

Find by SCIENTIFIC NAME:

688

Shrub
Perennial

Non-native: east Asia

Habitat: Escaped or persistent after cultivation, often spreading by rhizomes, per Weakley's Flora

map
NEW! Click here to see a map from Weakley's Flora of the Southeastern US showing range and abundance.

Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)


INVASIVE

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

 

LEAVES:
Deciduous
Simple
Alternate

FLOWER:
Summer/Fall
White/ Pink/ Lavender (usually with a dark red center)
5 sepals united at base or more than half their length
5 petals united at base
Stamens united to form a staminal column surrounding ovary and styles
Superior ovary

Flowers in leaf axils

FRUIT:
Summer/Fall
Capsule

 

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



 


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