OF THE CAROLINAS & GEORGIA

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

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Triosteum aurantiacum var. aurantiacum   FAMILY Caprifoliaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Triosteum aurantiacum var. aurantiacum   FAMILY Caprifoliaceae

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

Triosteum aurantiacum var. aurantiacum

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 174-04-002:

Triosteum aurantiacum   FAMILY Caprifoliaceae

INCLUDED WITHIN Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)

Triosteum perfoliatum var. aurantiacum

INCLUDED WITHIN Manual of the Southeastern Flora (Small, 1933, 1938)

Triosteum aurantiacum

 

COMMON NAME:
Orange-fruited Horse-gentian


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

image of Triosteum aurantiacum var. aurantiacum, Orange-fruited Horse-gentian

JK Marlow    jkm160421_357

April    Sevier County    TN

Great Smoky Mountains National Park

image of Triosteum aurantiacum var. aurantiacum, Orange-fruited Horse-gentian

Dan Whitten    sdw_horsegentian

April    Sevier County    TN

Great Smoky Mountains National Park

Stem w sparse nonglandular hairs mostly 1-2mm long, plus shorter glandular & nonglandular hairs, per Weakley's Flora (2022).

image of Triosteum aurantiacum var. aurantiacum, Orange-fruited Horse-gentian

Patrick D. McMillan    pdmtaurantiacum_wos1

May    Blount County    TN

Great Smoky Mountains National Park

Flowers purplish-red, tubular, 0.6-0.8" long, with 5 unequal lobes, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).

image of Triosteum aurantiacum var. aurantiacum, Orange-fruited Horse-gentian

Patrick D. McMillan    pdmtaurantiacum_wos5

May    Blount County    TN

Great Smoky Mountains National Park

Leaves predominantly not connate (or if 1-3 pr connate, then only 1-2cm wide at the joined base, per Weakley's Flora (2022).

image of Triosteum aurantiacum var. aurantiacum, Orange-fruited Horse-gentian

Richard and Teresa Ware    rtw_t_aurantiac_orangfrt5

May        

Style equaling or slightly shorter than the corolla (rarely exserted), per Weakley's Flora (2022).

image of Triosteum aurantiacum var. aurantiacum, Orange-fruited Horse-gentian

Richard and Teresa Ware    rtw_t_aurantiacum_6

May        

image of Triosteum aurantiacum var. aurantiacum, Orange-fruited Horse-gentian

Penny Longhurst    pen_20220620_130731

June        NC

Pisgah National Forest

Leaves ovate or elliptic, 4-10" long, tapering to a narrow sessile base, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).

image of Triosteum aurantiacum var. aurantiacum, Orange-fruited Horse-gentian

Penny Longhurst    pen_20220620_130736

June        NC

Pisgah National Forest

Calyx 5-lobed, actinomorphic or essentially so, lobes linear to narrowly lanceolate, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Triosteum aurantiacum var. aurantiacum, Orange-fruited Horse-gentian

Penny Longhurst    pen_20220620_130816

June        NC

Pisgah National Forest

image of Triosteum aurantiacum var. aurantiacum, Orange-fruited Horse-gentian

Penny Longhurst    pen_20220823_121744

August        NC

Pisgah National Forest

Bright red-orange drupes are about 0.5" long and capped with narrow persistant sepals, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).

image of Triosteum aurantiacum var. aurantiacum, Orange-fruited Horse-gentian

Penny Longhurst    pen_20220823_121823

August        NC

Pisgah National Forest

image of Triosteum aurantiacum var. aurantiacum, Orange-fruited Horse-gentian

JK Marlow    jkm111008_886

October    Jackson County    NC

Balsam Mountain Preserve

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Triosteum aurantiacum var. aurantiacum   FAMILY Caprifoliaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Triosteum aurantiacum var. aurantiacum   FAMILY Caprifoliaceae

INCLUDED WITHIN Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Triosteum aurantiacum var. aurantiacum

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 174-04-002:
Triosteum aurantiacum   FAMILY Caprifoliaceae

INCLUDED WITHIN Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Triosteum perfoliatum var. aurantiacum

INCLUDED WITHIN Manual of the Southeastern Flora (Small, 1933, 1938)
Triosteum aurantiacum

 

Find by SCIENTIFIC NAME:

1889

Forb

Habitat: woodlands and forests in circumneutral soils, particularly those over mafic or calcareous rocks, per Weakley's Flora

Native to the Carolinas & Georgia

Rare

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

LEAVES:
Simple
Opposite

FLOWER:
Spring/Summer
Red/Brownish-red
Bilaterally symmetrical
5-lobed calyx
5-lobed tubular corolla
5 stamens
Inferior ovary

FRUIT:
Summer/Fall
Yellow
Drupe

 

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



 


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