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Torrey's Blue-eyed Mary Back to Plant Page
Collinsia torreyi

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About Torrey's Blue-eyed Mary (Collinsia torreyi) Collinsia torreyi is a species of flowering plant in the plantain family known by the common name Torrey's blue-eyed Mary. It is native to California and adjacent sections of Oregon and Nevada, where it grows in the coniferous forests of several mountain ranges, including the Sierra Nevada. This is an annual herb producing a slender, reddish stem up to about 25 centimeters tall. The inflorescence is a densely glandular array of flowers arising on pedicels. The corolla is no more than a centimeter long and two white or lavender-tinted upper lobes and three darker lavender to purple lower lobes.
Plant Description
Plant Type
Annual herb

Max. Height
1.9 - 9.8 in (4.8 - 24.9 cm)

Flower Color

Native Status

Natural Setting
Elevation ?
300' - 14119'

Annual Precip. ?
11.0" - 129.0"

Summer Precip. ?
0.25" - 4.32"

Coldest Month ?
18.1° F - 56.0° F

Hottest Month ?
39.0° F - 72.6° F

Humidity ?
0.59 vpd - 23.10 vpd

Landscaping Information
Common uses
Bee Gardens

Nursery Availability
Never or Almost Never Available

Other Names
Common Names
Torrey's 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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