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Montana Field Guide

Montana Field Guides

Egg-leaf Beardtongue - Penstemon ellipticus

Native Species

Global Rank: G4G5
State Rank: S4S5
* (see State Rank Reason below)

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

External Links






State Rank Reason (see State Rank above)
Common in portions of western Montana on rock outcrops, moraines, and stony, exposed slopes in the subalpine to alpine zones, as such it generally is not being directly impacted by human-casued activities.
  • Details on Status Ranking and Review
    Egg-leaf Beardtongue (Penstemon ellipticus) Conservation Status Review
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General Description
Stems sterile and fertile, mat-forming, prostrate and woody at the base, ascending distally, 5-15 cm. Herbage glabrous, puberulent on the stems. Leaves all cauline, serrate; those of sterile stem petiolate, blades elliptic,1–3 cm long; those of fertile stems sessile, elliptic to obovate, serrate. Inflorescence a few-flowered, glandular-pubescent raceme. Flowers: calyx 8–15 mm long; sepals linear to lanceolate, 7–9 mm long; corolla light lavender, 25–35 mm long, glabrous; anthers wooly-villous, opening across their full length. Capsule 8–11 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
BC, AB, ID and MT (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 22

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat
Rock outcrops, moraine, exposed slopes; subalpine, alpine (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
  • Additional ReferencesLegend:   View Online Publication
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    • Lesica, P., M. T. Lavin, and P. F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
    • Strickler, D. 1997. Northwest penstemons. Flower Press, Columbia Falls, Montana. 191 pages.
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Citation for data on this website:
Egg-leaf Beardtongue — Penstemon ellipticus.  Montana Field Guide.  .  Retrieved on , from