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Clarkia similis
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Ramona Clarkia
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Clarkia similis

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About Ramona Clarkia (Clarkia similis) Clarkia similis is a species of flowering plant in the evening primrose family known by the common name Ramona clarkia. It is endemic to California, where it is known from the coastal hills and mountains of the southwestern part of the state. It is an annual herb growing erect, approaching a meter in maximum height. The inflorescence bears open flowers and closed, hanging flower buds. The sepals remain fused as the petals bloom from one side. The petals are less than a centimeter long and oval to diamond in shape. They are pale pink with white near the bases, and sometimes purple-speckled.
Plant Description
Plant Type
Annual herb

Max. Height
3.3 ft (1 m)

Flower Color

Native Status

Natural Setting
Elevation ?
66' - 4539'

Annual Precip. ?
10.3" - 40.9"

Summer Precip. ?
0.21" - 2.25"

Coldest Month ?
40.4° F - 53.9° F

Hottest Month ?
66.1° F - 80.5° F

Humidity ?
0.91 vpd - 29.13 vpd

Landscaping Information
Common uses
Butterfly Gardens, Bee Gardens

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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