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Stephens' Beardtongue
Penstemon stephensii
About Stephens' Beardtongue (Penstemon stephensii) 0 Nurseries Carry This Plant Penstemon stephensii is an uncommon species of penstemon known by the common name Stephens' beardtongue, or Stephens' penstemon. It is endemic to California, where it is known only from the mountains of the Mojave Desert region. It grows in scrub, woodland, and sandy clearings, often on limestone substrates. It is an erect shrub which may reach 1. 5 meters in height, with many leafy flowering stems. The thin leaves are oval with wide triangular tips and serrated edges. The oppositely arranged pairs fuse about the stem at the bases, sometimes forming a disc. The inflorescence bears glandular, wide-mouthed tubular flowers up to 2 centimeters long in shades of pink or purple. The plant is pollinated by hummingbirds.
Plant Description
Plant Type
Plant Type
Perennial herb

1 - 4.9 ft tall

Flower Color
Flower Color
Pink, Red

Wildlife Supported

Butterflies & moths hosted ( 4 likely * ) SHOW ALL

Landscaping Information
Common uses
Common uses
Hummingbird Gardens, Butterfly Gardens, Bee Gardens

Natural Setting
Annual Precipitation: 6.0" - 12.4", Summer Precipitation: 1.34" - 3.24", Coldest Month: 42.5" - 51.2", Hottest Month: 64.2" - 77.0", Humidity: 6.37" - 29.82", Elevation: 2738" - 7136"

Alternative Names
Common Names: Stephens' Penstemon

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

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