OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Ericales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Rhododendron calendulaceum   FAMILY Ericaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Rhododendron calendulaceum   FAMILY Ericaceae

SYNONYMOUS WITH Flora of North America

Rhododendron calendulaceum

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 145-05-005:

Rhododendron calendulaceum   FAMILY Ericaceae

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

Azalea calendulacea

 

COMMON NAME:
Flame Azalea


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

image of Rhododendron calendulaceum, Flame Azalea

JK Marlow    jkm150424_700

April    Blount County    TN

Great Smoky Mountains National Park

image of Rhododendron calendulaceum, Flame Azalea

JK Marlow    jkm070518_004

May    Watauga County    NC

image of Rhododendron calendulaceum, Flame Azalea

Richard and Teresa Ware    rtw_r_calendulaceum_f

May        

image of Rhododendron calendulaceum, Flame Azalea

Bill Sharpton    gws1220_a

June        

[Pollinator at work] Stamens almost twice as long as the corolla, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Rhododendron calendulaceum, Flame Azalea

JK Marlow    jkm140607_608

June    Jackson County    NC

Whiteside Mountain

image of Rhododendron calendulaceum, Flame Azalea

JK Marlow    jkm200606_5706

June    Haywood County    NC

Blue Ridge Parkway

"We were alarmed with apprehension of the hill being set on fire. This is ...

image of Rhododendron calendulaceum, Flame Azalea

JK Marlow    jkm200606_5709

June    Haywood County    NC

Blue Ridge Parkway

certainly the most gay and brilliant flowering shrub yet known" -William Bartram

image of Rhododendron calendulaceum, Flame Azalea

JK Marlow    jkm200606_5728

June    Haywood County    NC

Blue Ridge Parkway

image of Rhododendron calendulaceum, Flame Azalea

JK Marlow    jkm200606_5728b

June    Haywood County    NC

Blue Ridge Parkway

Flower tubes are glandular, in contrast to the 3 other orange-red azaleas, per American Azaleas (Towe, 2004).

image of Rhododendron calendulaceum, Flame Azalea

JK Marlow    jkm200606_5748

June    Haywood County    NC

Blue Ridge Parkway

Caught this one in the "chickenfoot" stage. (The glandular hairs are sticky!)

image of Rhododendron calendulaceum, Flame Azalea

JK Marlow    jkm200606_5755

June    Haywood County    NC

Blue Ridge Parkway

Leaves oblanceolate to elliptic, acute and mucronate, base cuneate, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Rhododendron calendulaceum, Flame Azalea

JK Marlow    jkm230609_3925

June    Jackson County    NC

Whiteside Mountain

image of Rhododendron calendulaceum, Flame Azalea

Ron Lance    rwl_rhodo_calendulaceum

June    Jackson County    NC

Big Ridge Preserve

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Rhododendron calendulaceum   FAMILY Ericaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Rhododendron calendulaceum   FAMILY Ericaceae

SYNONYMOUS WITH Flora of North America
Rhododendron calendulaceum

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 145-05-005:
Rhododendron calendulaceum   FAMILY Ericaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Azalea calendulacea

 

Find by SCIENTIFIC NAME:

1220

Shrub
Perennial

Habitat: Deciduous forests, particularly on mountain slopes, grassy balds, per Weakley's Flora

Native to the Carolinas & Georgia

Common in Mountains, rare in Piedmont

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

LEAVES:
Deciduous
Simple
Alternate
Margins finely serrulate-ciliate

FLOWER:
Spring/Summer
Orange/Yellow/Red
Slightly bilaterally symmetrical
5-lobed calyx
5-lobed funnelform corolla
5(6) stamens, almost twice as long as corolla
Superior ovary
Bisexual

FRUIT:
Summer/Fall
Capsule

 

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



 


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