Species Identification

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

Attribute	The current selection is Penstemon_cardwellii
Classification	Penstemon Dasanthera
General	Cardwell’s Penstemon. Blooms May to July or early August above 4500’.
Anther	Woolly-hairy, becoming opposite and explanate (opened flat).
Staminode	Very slender, short, included in corolla and sparsely yellow-bearded w/rather long hairs.
Leaves	Basal leaves 1.5-4 cm (5/8-1 ½” long w/short stems, elliptic, rounded or obtuse at end, smooth or finely serrate on edges, hairless; floral stem leaves much smaller, but glabrous, broad and stemless.
Stems	Shrubby at base, 1-3 dm (4-12”) long, lax and somewhat mat-forming, sometimes rooting by layering; flowering stems 1-2 dm (4-8”) long, hairless below the floral stem.
Inflorescense	Normally a crowded, few-flowered raceme, sparsely glandular (sticky).
Corolla
Flower Color
Calyx	7-12 mm (3/8-1/2”) long, the sepals lanceolate to ovate and tapering to acute tips.
Habitat	Openings or wooded slopes at moderate elevations in the mountains.
Range	Cascade Mts of sw WA and OR, to the Coast Range in OR.