Advanced Search Map Locator
View Settings
Nurseries Carrying this Plant Add Current Plant To List Edit Current Plant
Show all Photos

About Calscape Nurseries
California Garden Planner Bay Area Garden Planner (NEW) Planting Guide
Butterflies My Plant Lists
Contact Calscape Donate
Tap map to see plants native to location
Order by Popularity Order by Common Name Order by Scientific Name Order by # of Butterflies Hosted
Show nursery cultivars Hide nursery cultivars
Show plants not in nurseries Hide plants not in nurseries
Grid view Text view
Limestone Beardtongue
Penstemon calcareus
About Limestone Beardtongue (Penstemon calcareus) 0 Nurseries Carry This Plant Penstemon calcareus is a species of penstemon known by the common name limestone beardtongue. It is native to California, where it is known from the deserts of central San Bernardino County, as well as the Death Valley area, where its distribution extends just over the border into Nevada. It grows in scrub and woodland, often on limestone substrates. It is a perennial herb with erect branches up to about 25 centimeters in maximum height, grayish with a coating of fine hairs. The toothed, lance-shaped leaves are up to 6 centimeters long. The flower cluster produces bright pink to purplish tubular or funnel-shaped flowers between 1 and 2 centimeters long. The flower has a hairy outer surface and a staminode coated with yellow hairs.
Plant Description
Plant Type
Plant Type
Perennial herb

2.8 - 9.8 in tall

Flower Color
Flower Color
Red, Pink, Purple

Wildlife Supported

Butterflies & moths hosted ( 3 likely * ) SHOW ALL

Landscaping Information
Full Sun, Part Shade

Common uses
Common uses
Hummingbird Gardens, Butterfly Gardens, Bee Gardens

Natural Setting
Site Type
Site Type
Rocky slopes and crevices

Annual Precipitation: 5.6" - 8.1", Summer Precipitation: 0.71" - 1.77", Coldest Month: 43.2" - 51.4", Hottest Month: 66.9" - 75.1", Humidity: 6.01" - 28.14", Elevation: 3435" - 6627"

Sources include: Wikipedia. All text shown in the "About" section of these pages is available under the Creative Commons Attribution-ShareAlike License. Plant observation data provided by the participants of the California Consortia of Herbaria, Sunset information provided by Jepson Flora Project. Propogation from seed information provided by the Santa Barbara Botanical Garden from "Seed Propagation of Native California Plants" by Dara E. Emery. Sources of plant photos include CalPhotos, Wikimedia Commons, and independent plant photographers who have agreed to share their images with Calscape. Other general sources of information include Calflora, CNPS Manual of Vegetation Online, Jepson Flora Project, Las Pilitas, Theodore Payne, Tree of Life, The Xerces Society, and information provided by CNPS volunteer editors, with special thanks to Don Rideout. Climate data used in creation of plant range maps is from PRISM Climate Group, Oregon State University, using 30 year (1981-2010) annual "normals" at an 800 meter spatial resolution.

Links:   Jepson eFlora Taxon Page  CalPhotos  Wikipedia  Calflora

Sign in to your Calscape Account X

Once signed in, you'll be able to access any previously saved plant lists or create new ones.

Email Address

Sign In