California Native Plant Society
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Cryptantha crinita
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Silky Cryptantha
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Cryptantha crinita

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About Silky Cryptantha (Cryptantha crinita) Cryptantha crinita is a rare species of flowering plant in the borage family known by the common names Sacramento cryptantha and silky cryptantha. It is endemic to California in the United States, where it occurs in the northern Sacramento Valley and the adjacent edges of the Cascade Range foothills. This annual herb grows up to 30 or 40 centimeters in height. The branching stem and leaves are covered in hairs. The lance-shaped to oblong leaves are 1 to 3 centimeters in length. The inflorescence is a dense, coiled cyme of several flowers with soft-hairy sepals and white corollas. Blooming occurs in April and May.
Plant Description
Plant Type
Annual herb

Max. Height
1 - 1.3 ft (0.3 - 0.4 m)

Flower Color

Native Status
Natural Setting
Elevation ?
114' - 5225'

Annual Precip. ?
23.0" - 61.7"

Summer Precip. ?
0.61" - 2.12"

Coldest Month ?
39.3° F - 49.9° F

Hottest Month ?
59.9° F - 76.0° F

Humidity ?
2.48 vpd - 26.12 vpd

Landscaping Information
Nursery Availability
Never or Almost Never Available

Other Names
Common Names
Sacramento Cryptantha

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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