Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Lamiales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Penstemon digitalis
FAMILY
Plantaginaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Foxglove Beardtongue at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Penstemon digitalis
FAMILY
Scrophulariaceae
SYNONYMOUS WITH Flora of North America
Penstemon digitalis
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 166-14-005:
Penstemon digitalis FAMILY Scrophulariaceae
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Penstemon digitalis
COMMON NAME:
Foxglove Beardtongue, Tall White Beardtongue, Smooth Beardtongue
To see larger pictures, click or hover over the thumbnails.
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USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_pedi_001_lvd
)
USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide pnd_pedi_009_lvd
)
Will Stuart wil_8441965916_4561ce9196
May Durham County NC
Blomquist Gardens
The floral tube flares abruptly; the 4 functional anthers are dark brown, per All About South Carolina Wildflowers (Midgley, 1999).
)
JK Marlow jkm160610_967
June Pickens County SC
SC Botanical Garden
Cauline leaves 6.5-21cm long, 1.7-4.6cm wide, apices subacuminate, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
JK Marlow jkm160610_972
June Pickens County SC
SC Botanical Garden
Capsule 8-12mm long, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
JK Marlow jkm160610_974
June Pickens County SC
SC Botanical Garden
Leaves glabrous, subcoriaeceous, denticulate to subentire, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
JK Marlow jkm160610_980
June Pickens County SC
SC Botanical Garden
Stem leaves tend to be widely spaced & at right angles to pair above & below, per www.minnesotawildflowers.info.
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Penstemon digitalis
FAMILY
Plantaginaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Penstemon digitalis
FAMILY
Scrophulariaceae
SYNONYMOUS WITH
Flora of North America
Penstemon digitalis
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 166-14-005:
Penstemon digitalis
FAMILY
Scrophulariaceae
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Penstemon digitalis
1045
Forb
Perennial
Habitat: alluvial forests, moist fields, disturbed areas, ditches, per Weakley's Flora
Native (the original distribution is somewhat uncertain)
Uncommon in NC Piedmont (rare elsewhere in GA-NC-SC)
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
LEAVES:
Simple
Basal rosette & opposite
FLOWER:
Spring/Summer
White
Bilaterally symmetrical
5 sepals
2-lipped 5-lobed tubular corolla
4 fertile stamens (anthers purple) & 1 staminode bearded with white trichomes
Superior ovary
Bisexual
FRUIT:
Summer
Brown
Capsule
TO LEARN MORE about this plant, look it up in a good book!
- All About South Carolina Wildflowers (Midgley, 1999) p215
- Gardening with Native Plants of the South (Wasowski & Wasowski, 1994, 2020) p153
- Gardening with the Native Plants of Tennessee (Hunter, 2002) p157
- Newcomb's Wildflower Guide (Newcomb, 1977) p102
- Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019) p079
- Wildflowers in the Field and Forest: Northeastern US (Clemants & Gracie, 2006) p348
- Wildflowers of Tennessee (Carman, 2005) p245
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p290
- Wildflowers of the Southern Mountains (Smith, 1998) p153
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