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Cressler, Alan

Penstemon unilateralis

Penstemon unilateralis Rydb.

Oneside Penstemon, Oneside Beardtongue

Scrophulariaceae (Figwort Family)

Synonym(s): Penstemon virgatus ssp. asa-grayi, Penstemon virgatus var. asa-grayi

USDA Symbol: PEUN

USDA Native Status: L48 (N)

From the Image Gallery

5 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb
Fruit Type: Capsule
Size Notes: Up to about 2 feet tall.

Bloom Information

Bloom Color: White , Pink , Blue , Purple
Bloom Time: May , Jun , Jul , Aug
Bloom Notes: Rarely pink.

Distribution

USA: CO , NM , WY

Value to Beneficial Insects

Special Value to Native Bees

This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.

Find Seed or Plants

Find seed sources for this species at the Native Seed Network.

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Native Seed Network - Corvallis, OR

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Webref 15 - The American Southwest (1994) John Crossley

Additional resources

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

Metadata

Record Modified: 2022-12-01
Research By: TWC Staff

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