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Collinsia callosa
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Desert Mountain Blue-eyed Mary
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Collinsia callosa

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About Desert Mountain Blue-eyed Mary (Collinsia callosa) Collinsia callosa is a species of flowering plant in the plantain family known by the common name desert mountain blue-eyed Mary. It is endemic to California, where it grows in the mountains of the southernmost Sierra Nevada, the Transverse Ranges, and the mountains of the Mojave Desert region. It grows in desert scrub, chaparral, and woodland habitat on the mountain slopes. This is an annual herb producing a fleshy, somewhat thick stem up to about 25 centimeters tall. The plant is overall green to red in color. The leaves are oblong and thick, their edges slightly rolled under. They are oppositely arranged and some pairs clasp the stem where they meet.
Plant Description
Plant Type
Annual herb

Max. Height
1.6 - 9.8 in (4.1 - 24.9 cm)

Flower Color
Blue, Lavender, Purple, White

Native Status

Natural Setting
Elevation ?
2491' - 7392'

Annual Precip. ?
6.1" - 47.1"

Summer Precip. ?
0.23" - 2.28"

Coldest Month ?
33.8° F - 49.7° F

Hottest Month ?
58.6° F - 77.4° F

Humidity ?
1.19 vpd - 29.07 vpd

Landscaping Information
Nursery Availability
Never or Almost Never Available

Other Names
Common Names
Desertmountain Blue Eyed Mary

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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