Species Identification

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

AttributeThe current selection is Penstemon_labrosus
ClassificationPenstemon Habroanthus Elmigera
GeneralHeavy-lipped Penstemon The flower may be mistaken for P. rostriflorus until the anthers are inspected. Blooms: July and August.
Anther1.5-2mm (1/8) long, opposite, opening narrowly from the outside ends 2/3 the length, with minutely toothed, edges, exserted, smooth.
StaminodeSmooth, extends beyond orifice.
LeavesAll on blooming stems, 30-85 mm (1 -3 ) long, linear, generally. rolled inward, entire.
Stems30-70 cm (12-30) tall, clump-forming from creeping rootstocks after several years, smooth herbage.
InflorescenseSmooth.
CorollaLarge, 30-40mm (to 1 ) long, orange-red, rarely yellow, narrowly tubular with lower lobes spreading downward and upper lobes forming a short hood, smooth.
Flower Color
Calyx3.5-5.5 mm (1/4) long, lobes ovate.
HabitatOpen pinyon/juniper and mixed conifer forest, (1524-3128m, (5000-10,000).
RangeSouthern California (around Los Angeles) Transverse and Peninsular Ranges, into Baja, CA.