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
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Triosteum at Vascular Plants of North Carolina.
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.
)
JK Marlow jkm160421_357
April Sevier County TN
Great Smoky Mountains National Park
)
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).
)
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).
)
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).
)
Richard and Teresa Ware rtw_t_aurantiac_orangfrt5
May
Style equaling or slightly shorter than the corolla (rarely exserted), per Weakley's Flora (2022).
)
Richard and Teresa Ware rtw_t_aurantiacum_6
May
)
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).
)
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).
)
Penny Longhurst pen_20220620_130816
June NC
Pisgah National Forest
)
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).
)
Penny Longhurst pen_20220823_121823
August NC
Pisgah National Forest
)
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
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
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!
- Newcomb's Wildflower Guide (Newcomb, 1977) p078
- Wildflowers of the Eastern United States (Duncan & Duncan, 1999) p101
- Wildflowers of Tennessee (Carman, 2005) p268
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p311
- Wildflowers of the Southern Mountains (Smith, 1998) p167
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