Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Lamiales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Penstemon calycosus
FAMILY
Plantaginaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Longsepal Beardtongue at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Penstemon calycosus
FAMILY
Scrophulariaceae
SYNONYMOUS WITH Flora of North America
Penstemon calycosus
INCLUDED WITHIN Manual of Vascular Plants of NE US & Adjacent Canada (Gleason & Cronquist,1991)
Penstemon laevigatus
SYNONYMOUS WITH Notes on eastern American species of Penstemon (Bennett, 1963)
Penstemon laevigatus ssp. calycosus
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Penstemon calycosus
COMMON NAME:
Longsepal 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_peca7_001_lvd
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Penstemon calycosus
FAMILY
Plantaginaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Penstemon calycosus
FAMILY
Scrophulariaceae
SYNONYMOUS WITH
Flora of North America
Penstemon calycosus
INCLUDED WITHIN
Manual of Vascular Plants of NE US & Adjacent Canada (Gleason & Cronquist,1991)
Penstemon laevigatus
SYNONYMOUS WITH
Notes on eastern American species of Penstemon (Bennett, 1963)
Penstemon laevigatus ssp. calycosus
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Penstemon calycosus
2803
Forb
Perennial
Habitat: limestone ledges, other woodlands, 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.
Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)
LEAVES:
Simple
Basal rosette & opposite
FLOWER:
Spring/Summer
Purplish/ Bright violet
usually paler inside
Bilaterally symmetrical
5 sepals
2-lipped 5-lobed tubular corolla
4 fertile stamens & 1 bearded staminode
Superior ovary
Bisexual
FRUIT:
Summer?
Brown
Capsule
TO LEARN MORE about this plant, look it up in a good book!
- Gardening with the Native Plants of Tennessee (Hunter, 2002) p157
- Wildflowers of the Eastern United States (Duncan & Duncan, 1999) p088
- Wildflowers of Tennessee (Carman, 2005) p245
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p289
If a search such as "Carex leptalea var. leptalea" doesn't deliver the results you want, try "Carex leptalea".
Or, to minimize chances of a misspelling, try just "Carex le".
Less is more: If "pencil flower" doesn't deliver the results you want, try "pencil".