Brittonia 30: 422, fig. 4. 1978.
Stems ascending to erect, 18–50 cm, glabrous, not glaucous. Leaves basal and cauline, or basal sometimes reduced, not leathery, glabrous, not glaucous; basal and proximal cauline 35–80 (–120) × 4–13 mm, blade oblanceolate, base tapered, margins entire, apex rounded to obtuse, or acute; cauline 3–5 pairs, sessile or proximals sometimes short-petiolate, 20–110 × 5–18 mm, blade oblanceolate to lanceolate, rarely linear, base tapered to clasping, apex obtuse to acute. Thyrses interrupted or continuous, secund, 4–17 cm, axis glabrous or ± glandular distally, verticillasters 4–11, cymes 2-flowered or 3 (–5) -flowered, 2 per node; proximal bracts lanceolate, 10–50 × 4–16 mm; peduncles and pedicels glandular to glandular-pubescent, peduncles to 7 mm, pedicels 2–11 mm. Flowers: calyx lobes ovate to lanceolate, 5–7.5 × 2–4 mm, margins erose, glandular to glandular-pubescent; corolla blue to violet, without nectar guides, ventricose, 27–33 mm, glabrous externally, glabrous internally, tube 9–11 mm, throat gradually to abruptly inflated, not constricted at orifice, 8–12 mm diam., 2-ridged abaxially; stamens: longer pair reaching orifice, pollen-sacs divergent, navicular, 2–2.8 mm, dehiscing incompletely, proximal 1/5 indehiscent, connective not splitting, sides villous, hairs white, to 1 mm, sutures denticulate, teeth to 0.1 mm; staminode 16–18 mm, included, 0.6–0.8 mm diam., tip straight, distal 1–6 mm sparsely lanate, hairs yellowish, to 0.8 mm; style 17–21 mm. Capsules 7–9 × 4.5–5.5 mm.
Phenology: Flowering Jun–Jul.
Habitat: Gravelly or silty soils, subalpine sagebrush shrublands, mountain mahogany, pinyon-juniper, and pine woods.
Elevation: 2200–3300 m.
Penstemon moriahensis is found in the northern Snake Range near Mount Moriah, White Pine County.
"/4+timescorollathroat" is not declared as a valid unit of measurement for this property.