Ontario Wildflowers website

Foxglove Beardtongue
Penstemon digitalis

Foxglove Beardtongue (Penstemon digitalis) Other common names: Digitalis Penstemon, White Beardtongue

Other scientific names: Chelone digitalis

Family: Plantain Family (Plantaginaceae), (Figwort Family (Scrophulariaceae))

Group: Beardtongues

Distinctive features: Tubular white flower.

Similar species:
  •   Turtlehead (Chelone glabra) - grows in wet areas.

  •   Hairy Beardtongue (Penstemon hirsutus) - flowers are narrower and pink.

  •   Obedient Plant (Physostegia virginiana) - petals do not flare out.


Flowers: Summer;  White;  Irregular flowers;  White, tubular, about 1" long. Flower tube abruptly swollen in the middle.

Leaves: Simple

Height: 75-90 cm (29-35 in)

Stem: Smooth.

Habitat: Fields and Open Areas, Meadows;  Fields.

Grows in Sun/Shade: Sun

Books: Newcomb's Wildflower Guide: 102    Peterson's Field Guide to Wildflowers: 58    ROM Field Guide to Wildflowers of Ontario: 332   

Native/Non-native: Native

Status: Common.

Origin and Meaning of Names:
 Scientific Name: digitalis: finger-like


Photographs: 90 photographs available, of which 10 are featured on this page. SCROLL DOWN FOR PHOTOGRAPHS.

Range Map is at the bottom of the page

Foxglove Beardtongue (Penstemon digitalis)

Typical Foxglove Beardtongue flowers in early July.

Foxglove Beardtongue (Penstemon digitalis)

A more more prolific raceme of flowers.

Foxglove Beardtongue (Penstemon digitalis)

Closer view of two flowers. They are white and tubular in shape.

Foxglove Beardtongue (Penstemon digitalis)

Another closeup view.

Foxglove Beardtongue (Penstemon digitalis)

And a nice closeup view of the inside of a flower. Some flowers have blue lines on the lower part as shown here.

Foxglove Beardtongue (Penstemon digitalis)

Opened flower and a bud.

Foxglove Beardtongue (Penstemon digitalis)

A raceme of flowers just starting to open, in mid-June.

Foxglove Beardtongue (Penstemon digitalis)

A field of Foxglove Beardtongue.

Foxglove Beardtongue (Penstemon digitalis)

Stem leaves. Note that they are opposite.

Foxglove Beardtongue (Penstemon digitalis)

Basal leaves.


Range map for Foxglove Beardtongue (Penstemon digitalis)

PLEASE NOTE: A coloured Province or State means this species occurs somewhere in that Province/State.
The entire Province/State is coloured, regardless of where in that Province/State it occurs.

(Range map provided courtesy of the USDA website and is displayed here in accordance with their Policies)