Slender Flower Beard Tongue
Penstemon tenuiflorus
Found in dry woodlands, glades, prairies, barrens, cliffs, especially over limestone or other calcareous rocks. FloraQuest, phone app (app page) What its natural habitat tells you
Native to Alabama. How scores work Is it native here?
Profile 53%
- Height
- Up to about 32 inches
No photograph yet. Looking for an old drawing…
Rare or protected plant. Specialist conservation planting; excluded from routine garden suggestions. Plant caution source
Hidden from default planting suggestions. Wildlife value and native status remain unchanged.
At a glance
- Life cycle
- Perennial
Not yet recorded · Spread · Light · Soil · Leaves · Bloom
This plant is missing most of its facts, so Quercus is looking them up in old botany books.
Recorded in 20 Alabama counties.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
Glades, barrens and outcrops on limestone


Forests and open woodlands on dry ridges and slopes, often oak or pine.
Also found with this plant
Wildlife whose habitat models include habitats this plant grows in, in Alabama. Shared habitat, not food. 21 animals.
- American CrowCorvus brachyrhynchos
- American KestrelFalco sparverius
- Bank SwallowRiparia riparia
- Chimney SwiftChaetura pelagica
- Common NighthawkChordeiles minor
- Eastern KingbirdTyrannus tyrannus
- Eastern PhoebeSayornis phoebe
- Eastern Screech-owlMegascops asio
- Eurasian Collared-doveStreptopelia decaocto
- European StarlingSturnus vulgaris
- Great Horned OwlBubo virginianus
- Greater YellowlegsTringa melanoleuca
- Horned LarkEremophila alpestris
- Mourning DoveZenaida macroura
- Northern Rough-winged SwallowStelgidopteryx serripennis
- Painted BuntingPasserina ciris
- Peregrine FalconFalco peregrinus
- Prairie WarblerDendroica discolor
- Red-tailed HawkButeo jamaicensis
- Sharp-shinned HawkAccipiter striatus
- Turkey VultureCathartes aura
Who uses this plant?
8CaterpillarsGenus host records with ranges including AL
Genus host records with ranges including AL · Penstemon
- Archirhoe neomexicanaNew Mexico Carpet
- Elaphria chalcedoniaChalcedony Midget
- Endothenia hebesanaVerbena Bud Moth
- Euphydryas phaetonThe Baltimore, The Black Checker
- Junonia coeniaCommon Buckeye
- Pyrrhia ciliscaAmerican Bordered Sallow, Noble Sun Moth
- Sparganothis sulfureanaSparganothis Fruitworm Moth, Sulfur Leafroller, False Yellow-Head
- Stenoptilodes taprobanesNarrow Plume Moth
46BeesSoutheastern regional records
Southeastern regional records · Penstemon
Individual names are not available yet.
Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
2Specialist beesPollen specialists
Pollen specialists · Penstemon
- Atoposmia abjecta
- Osmia distincta
2BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Penstemon
- Meleagris gallopavoWild Turkey
- Tympanuchus pallidicinctusLesser Prairie-Chicken
Direct food only: birds recorded eating this genus across North America. Caterpillars on host plants also feed nesting birds. NC Native Plant Society: butterfly gardening
No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects
Plant details
- Family
- Plantaginaceae
- Flower color
- White or pink
Growing sources and scope
- Flower color · “White or pink” · Lady Bird Johnson Wildflower Center
- Height · “Up to about 32 inches” · Lady Bird Johnson Wildflower Center
- Life cycle · “Perennial” · Lady Bird Johnson Wildflower Center
Also known as
Eastern White Flower Beard Tongue; Kentucky Beard Tongue; Limestone Beard Tongue; Plateau Beard Tongue
Conservation status
| Alabama rank | S2S3 |
|---|---|
| Global rank | Not available |
| AL status | Not verified |
| Federal status | Not verified |
Will it fit your yard?
Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.
Sources
- Alabama Plant Atlas
- NatureServe Explorer
- Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
- Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
- Smith, Bachelder, Russell, Morales, Mosher & Seltmann 2024, Bee-Specialization-Modeling v0.6.1 (specialist host table compiled from J. Fowler's pollen specialist bee lists), Zenodo, CC BY 4.0
- Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)
- Narango, Tallamy & Shropshire 2020, Few keystone plant genera support the majority of Lepidoptera species, Nature Communications






















