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Boechera dispar
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Pinyon Rockcress
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Boechera dispar

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About Pinyon Rockcress (Boechera dispar) Boechera dispar is a species of flowering plant in the mustard family known by the common name pinyon rockcress. It is native to eastern California and western Nevada, where it grows in rocky areas in desert and mountain habitat. This is a perennial herb growing from a branching caudex. It produces several erect stems reaching 10 to 25 centimeters tall. The leaves are mostly located about the caudex. They are linear to lance-shaped, coated in white hairs, and one or two centimeters long. The flowers have purple petals. The fruit is a long, narrow, hairless silique up to 7 centimeters long containing round, winged seeds.
Plant Description
Plant Type
Perennial herb

Max. Height
4 - 9.8 in (10.2 - 24.9 cm)

Flower Color
Pink, Purple

Native Status
Natural Setting
Elevation ?
1075' - 8148'

Annual Precip. ?
7.3" - 27.2"

Summer Precip. ?
0.33" - 2.28"

Coldest Month ?
32.9° F - 52.0° F

Hottest Month ?
59.3° F - 79.3° F

Humidity ?
2.64 vpd - 29.01 vpd

Landscaping Information
Nursery Availability
Never or Almost Never Available

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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