Species Identification

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

AttributeThe current selection is Penstemon_kunthii
ClassificationPenstemon Penstemon Fasciculus Campanulati
GeneralKunth’s Penstemon This species is sometimes called a form of P. campanulatus. The name honors Dr. Carl Kunth (1788-1850, botanist. Blooms: July to October.
AntherOpening flat, smooth, brown.
StaminodeSometimes bearded with long hairs at tip, tip slightly widened, slightly extending beyond orifice.
LeavesTo 5 cm (2 ¼”) long & 1/7-1/10 as wide, many fascicles (leaflets in axils), stemless, thin, narrow-lanceolate, tiny-serrate, tapers to long tip.
StemsTo 9-12 dm (36-48”) tall, open leafy, willowy, sometimes decumbent, herbage slightly fuzzy.
InflorescenseNarrow panicles, cyme 1-3 cm (>1”) long, sometimes longer & many-flowered.
Corolla20-30 mm (1 ¼”) long, deep red, rarely pink, paler throat, interior guidelines, moderately enlarged, minutely fuzzy on outside.
Flower Color
Calyx5-15 mm (1/4-1/2”) long, sepals narrow with tips curving outward, purplish.
HabitatMountains, sandy soils, sometimes upward of 3000 m (10,000’+).
RangeWidely distributed in west and central Mexico, from western Chihuahua to Chiapas and s to Oaxaca.