Plant Index


 
 
 

Penstemon canescens

Penstemon canescens (Britton) Britton

eastern gray beardtongue, appalachian beardtongue

Synonym(s): Penstemon brittoniorum, Penstemon canescens var. brittoniorum, Penstemon canescens var. typicus
Penstemon canescens (Eastern Gray Beardtongue)
Image ID: 12612
Image by: Cressler, Alan M.
Image Collection: NCBG Digital Library

PLANT INDEX

ID_PLANT: PECA8
SCIENTIFIC NAME: Penstemon canescens
Include in WOTAS: 1
Publish to Web: 1
Last Modified: 2018-11-01

GENUS INDEX

GENUS CODE: PENST
GENUS SCIENTIFIC: Penstemon
GENUS AUTHORITY: Schmidel
GENUS COMMON: Beardtongue
GENUS SUMMARY: [contributed by Alan S. Weakley and Dwayne Estes]
GENUS IDENTIFICATION:
GENUS REFERENCES: Estes (2012)=Y; Clements, Baskin, & Baskin (1998)=Z; Pennell (1935)=P. Key based on Y and Z.

FAMILY INDEX

FAMILY CODE: PLANTA
FAMILY SCIENTIFIC: Plantaginaceae
FAMILY AUTHORITY: A.L. de Jussieu 1789
FAMILY COMMON: Plantain Family
FAMILY SUMMARY: As radically recircumscribed, a family of about 120 genera and 1800 species.
FAMILY REFERENCE: Albach, Meudt, & Oxelman (2005); Olmstead et al. (2001); Schwarzbach in Kadereit (2004); Fischer in Kadereit (2004).

NCBG DESCRIPTIVES

INTRO: Erect perennial found in woodlands, glades, forest edges, rocky woodlands and along roadsides.
STEMS: Stems 1-several but not branched above base, covered with spreading hairs.
LEAVES: Leaves opposite, sessile, elliptic-oblong to narrowly triangular (basal leaves broader), to 5 1/2 in. long, toothed, hairy.
INFLORESCENCE:
FLOWERS: Flowers in a moderately compact terminal panicle, with glandular-hairy branches angled upward; pinkish-lavender; 1/2-1 1/4 in. long; bilaterally symmetric; the corolla tubular with 2 lips, the upper one 2-lobed and slightly shorter than the lower, which is 3 lobed. Corolla throat white with purple lines inside and a barely protruding yellow-bearded tongue.
FRUITS:
COMMENTS: Identification of Penstemon species is difficult due to variations in flower characters such as color, patterning, relative length of parts and degree of constriction/dilation of the corolla tube.
HEIGHT: 1-2 1/2 ft.

DURATION: Perennial
HABIT: Herb

LEAF ARRANGEMENT: Opposite
LEAF COMPLEXITY: Simple
LEAF RETENTION:

FLORAL CHARACTERISTICS
SYMMETRY: Bilateral (Zygomorphic)
BLOOM TIME: May-Jul
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
x x x x x

BLOOM COLOR: Pinkish-white
White Red Pink Orange Yellow Green Blue Lavender Purple Violet Brown Not Applicable
x x x

FRUITING PERIOD:

DISTRIBUTION
HABITAT TYPE: Disturbed, Dry forests, Outcrops and glades, Woods margins
NATIVE RANGE: southeastern United States

HORTICULTURAL
Plant Sale Text: Eastern Gray Beardtongue has numerous tubular flowers, typically white with a tinge of pink, held on wiry upright stems above basal foliage. This southeastern native perennial is sometimes seen on roadsides, primarily in the coastal plain and piedmont. Good drainage is essential. As with other species of Penstemon, light self- sowing may occur as a welcome Bonus.

Bloom Table Text:

NCBG Location:

Cultural Notes:

SOIL MOISTURE: Dry, Average, Well-drained
LIGHT EXPOSURE: Sun, Part Shade, Shade
MINIMUM HARDINESS ZONE: 4
MAXIMUM HARDINESS ZONE: 9
GERMINATION CODE:
WILDLIFE VALUE: Bee Friendly, Butterfly Friendly
DEER RESISTANCE:

GRIM ACCESSIONS

acc_id acc_num acc_dt coll_id Action
87 2012-0059 2012-06-05 88 View
2853 1987-0365 View
7161 1999-0122 1999-09-20 View
8221 2004-0242 2007-03-05 View
9376 2021-0039 2021-04-05 0 View


GRIM COLLECTIONS

Coll_id Project Collection date Collector Action
88 HORT 2005-09-30 Bryan View
1341 HORT 2006-11-02 Bryan View
1539 HORT 2005-03-08 Bryan View
1732 HORT 2005-01-01 Bryan View
2029 NPMD 2020-07-29 Handel View
2044 NPMD 2020-07-22 Adams View
2045 NPMD 2020-08-01 Kunz View
2046 NPMD 2020-07-27 Adams View


GRIM PLANTINGS

plt_num acc_id loc_num pers_num inst_dt Action
4745 2853 8 NCBG staff 1982-07-29 View
4746 2853 9 NCBG staff 1986-12-31 View
4747 2853 27 NCBG staff 1986-12-31 View
4748 2853 27 NCBG staff 1986-12-31 View
10105 7161 115 NCBG staff 1999-05-01 View
11490 8221 143 NCBG staff 0000-00-00 View
12604 9376 226 Wait 2020-06-26 View
12605 9376 227 Wait 2020-06-26 View
12606 9376 228 Wait 2020-06-26 View
12607 9376 229 Wait 2020-06-26 View

USDA PLANTS DATABASE

USDA Symbol: PECA8
USDA Common Name: Eastern Gray Beardtongue
Native Status: L48 (N)
Distribution: USA (AL, GA, IL, IN, KY, MD, NC, OH, PA, SC, TN, VA, VT, WV)
Duration: Perennial
Growth Habit: Forb/herb

WEAKLEY FLORA

SCIENTIFIC NAME: Penstemon canescens
COMMON NAME: Appalachian Beardtongue
SYNONYMY: [= F, G, S, Va, WV; > P. canescens - RAB, C, K, Pa, W, Z; > P. canescens var. typicus - P; > P. canescens var. brittonorum (Pennell) Pennell - P; > P. brittonorum Pennell - S]
PHENOLOGY: May-Jul.
HABITAT: Woodlands, glades, forest edges, rocky woodlands, roadsides.
COMMENTS: PA and s. IN south to nc. GA, n. AL, and c. TN.
RANGE MAP: Penstemon canescens.png

Key to Map Symbols
ABOUT FAMILY (Weakley Flora)
Plantaginaceae A.L. de Jussieu 1789 (Plantain Family)
SUMMARY: As radically recircumscribed, a family of about 120 genera and 1800 species.
REFERENCE: Albach, Meudt, & Oxelman (2005); Olmstead et al. (2001); Schwarzbach in Kadereit (2004); Fischer in Kadereit (2004).
ABOUT GENUS (Weakley Flora)
Penstemon Schmidel (Beardtongue)
SUMMARY: [contributed by Alan S. Weakley and Dwayne Estes]
REFERENCE: Estes (2012)=Y; Clements, Baskin, & Baskin (1998)=Z; Pennell (1935)=P. Key based on Y and Z.

HERBARIUM RESOURCES

SERNEC: Find Penstemon canescens in Southeast Regional Network of Experts and Collections (if available)
UNC SERNEC: Find Penstemon canescens in University of North Carolina Chapel Hill Herbarium - Southeast Regional Network of Experts and Collections (if available)

WEB RESOURCES

USDA: Find Penstemon canescens in USDA Plants
NPIN: Find Penstemon canescens in NPIN Database
FNA: Find Penstemon canescens in the Flora of North America (if available)
Google: Search Google for Penstemon canescens

NCBG IMAGE RECORDS

ID IMAGE1: 12612
ID IMAGE2: 0
ID IMAGE3: 23613

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38 photo(s) available in the Image Gallery

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