Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Triodanis perfoliata
FAMILY
Campanulaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Clasping Venus's Looking-glass at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Triodanis perfoliata
FAMILY
Campanulaceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Triodanis perfoliata ssp. perfoliata
SYNONYMOUS WITH Guide to the Vascular Plants of the Blue Ridge (Wofford, 1989)
Triodanis perfoliata var. perfoliata
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 178-01-001:
Specularia perfoliata FAMILY Campanulaceae
COMMON NAME:
Clasping Venus's Looking-glass
To see larger pictures, click or hover over the thumbnails.
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JK Marlow jkm070421_056
April Greenville County SC
Tall Pines Wildlife Management Area
)
JK Marlow jkm070429_012
April Greenville County SC
An unbranched plant with an angled stem, per Wildflowers of the Southern Mountains (Smith, 1998).
)
JK Marlow jkm120406_600
April Greenville County SC
Swamp Rabbit Trail
Clasping or sessile leaves less than 1" long and about as wide, per Wildflowers of the Southern Mountains (Smith, 1998).
)
Gill Newberry gn05_s_perfoliata_triodan
May
Sepals lanceolate, acute to acuminate. Bracteal lvs about as wide as long, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
Gill Newberry gn05_specularia_flowers
May
)
JK Marlow jkm060528_062b
May Greenville County SC
Tall Pines Wildlife Management Area
Chasmogamous flowers borne on the upper half of the stem, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
JK Marlow jkm250521_0431
May Greenville County SC
Poinsett Bridge Heritage Preserve
)
Stephanie C. Brundage scb_052621hayesville01
May Clay County NC
)
Stephanie C. Brundage scb_052621hayesville03
May Clay County NC
)
JK Marlow jkm230706_4349
July Pickens County SC
Glassy Mountain Heritage Preserve
Each capsule's seeds are dispersed thru roundish pores with coiled "doors", per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Triodanis perfoliata
FAMILY
Campanulaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Triodanis perfoliata
FAMILY
Campanulaceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Triodanis perfoliata ssp. perfoliata
SYNONYMOUS WITH
Guide to the Vascular Plants of the Blue Ridge (Wofford, 1989)
Triodanis perfoliata var. perfoliata
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 178-01-001:
Specularia perfoliata
FAMILY
Campanulaceae
1448
Forb
Winter annual
Habitat: Roadsides, gardens, glades, dry forests, disturbed areas, per Weakley's Flora
Native to the Carolinas & Georgia
Common (rare in Mountains)
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
DOES THE PLANT HAVE "MILKY SAP"?
Has milky sap (latex)
LEAVES:
Simple
Basal rosette & alternate
FLOWER:
Spring/Summer
Blue-violet/bluish-white
Radially symmetrical
5-lobed rotate corolla (usually)
5 stamens
Inferior ovary
Bisexual
FRUIT:
Spring/Summer
Poricidal capsule
TO LEARN MORE about this plant, look it up in a good book!
- Gardening with the Native Plants of Tennessee (Hunter, 2002) p184
- Guide to the Wildflowers of SC, 1st ed. (Porcher & Rayner, 2001) p381
- Guide to the Wildflowers of SC, 2nd ed. (McMillan, Porcher, Rayner, & White; 2022) p536
- Newcomb's Wildflower Guide (Newcomb, 1977) p208
- Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019) p358
- Wildflowers of the Carolina Lowcountry (Porcher, 1995) p200
- Wildflowers of the Eastern United States (Duncan & Duncan, 1999) p102
- Wild Flowers of NC, 2nd edition (Justice, Bell, & Lindsey, 2005) p242
- Field Guide to the Wildflowers of Georgia (Chafin, 2016) p146
- Wildflowers of Tennessee (Carman, 2005) p259
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p302
- Wildflowers of the Southern Mountains (Smith, 1998) p170
- Wildflowers of the Sandhills Region (Sorrie, 2011) p340
- Weeds of Southern Turfgrasses (Murphy et al., 1992) p076
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