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Montana Field Guide

Montana Field Guides

Hot-rock Beardtongue - Penstemon deustus

Status Under Review

Global Rank: G5
State Rank: SNR

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value:

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General Description
Stems clustered, sprawling to erect, 10–30 cm, some sterile. Herbage glabrous. Leaves all cauline, oblanceolate, lanceolate, or ovate, sharply serrate, 2–6 cm long, petiolate below, sessile above. Inflorescence of 2 to 5, glabrous to obscurely glandular verticillasters. Flowers: calyx 4–6 mm long; sepals lanceolate, distally scarious-margined; corolla whitish, 9–14 mm long, obscurely glandular-puberulent; anthers glabrous, opening across their full length. Capsule 3–6 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Montana plants are variety deustus.

Range Comments
WA to MT south to CA, NV, UT and WY (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Habitat
Rock outcrops, talus slopes, stony soil of sagebrush steppe, woodlands; montane (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Hot-rock Beardtongue — Penstemon deustus.  Montana Field Guide.  .  Retrieved on , from