Species Identification

Interested in the identification of penstemons? Please select a species then click on submit:

AttributeThe current selection is Penstemon_heterophyllus
ClassificationPenstemon Saccanthera Saccanthera Heterophylli
GeneralVaried Leaf Penstemon. Blooms: April to July.
Anther2.2-3 mm (<1/4) long, opening across common tip to 1/-2/3 their length, inner margins long-hairy.
StaminodeSmooth.
Leaves20-95 mm (3-5) long, usually cauline, linear to oblanceolate, (sub)entire; base tapered.
Stems25-150 cm (9-50) tall, wood-branched below; base tapered.
InflorescenseGlabrous to short-hairy.
Corolla23-40 mm (1-1/2) long, magenta to blue, smooth, buds yellow.
Flower Color
Calyx4.2-8 mm (1/8-1/4) long, lobes lanceolate-acuminate to obovate
HabitatGrasslands, chaparral, forest openings; 50-1600 m (30-500) elevation.
RangeCoast Ranges along California coast and foothills of Sierra Nevada. variety heterophyllus: bunchleaf beardtongue, with linear, smooth leaves. variety australis: foothill beardtongue, with leaves in bunches, occurs south of San Francisco. variety purdyi: Purdys beardtongue found north of var. australis with auxiliary leaf clusters at lower nodes, wider leaves rarely in clusters and fuzzy inflorescence.