ags logo
Alpine Garden Society Plant Encyclopaedia
Plant search (Family/Genus/Species etc.)
Previous species: P. grahamii
Next species: P. heterodoxus

Penstemon hallii

Description Images

Authors:

Botanical Description

Stems 10-20cm tall. Leaves entire, glabrous, oblanceolate, often narrowly so, 2-5cm long. Flowers bluish to violet-purple, 1.8-2.4cm long. In rocky, or gravelly soils, near and above timberline in the Colorado mountains at 3500-4500m. Quite showy and not difficult. [Pl.343].