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Arnica dealbata
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Mock Leopardbane
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Arnica dealbata

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About Mock Leopardbane (Arnica dealbata) Arnica dealbata is a species of Californian plants in the tarweed tribe within the aster familyThe species is known by the common name mock leopardbane. It is endemic to California, where it is known from the Sierra Nevada and the southernmost slopes of the Cascade Range. It occurs in forest and meadow habitat in the mountains and foothills. It is a hairy, glandular, rhizomatous perennial herb producing an erect stem up to about 35 centimeters tall. The leaves have lance-shaped or pointed oval blades up to 10 centimeters long which are borne on petioles. They are arranged in opposite pairs, mostly near the base of the stem. The blades are coated densely in short curly hairs, some glandular. The inflorescence is a solitary flower head or cluster of a few heads. The head contains up to 12 yellow ray florets up to 2. 5 centimeters long with many yellow disc florets at the center.
Plant Description
Plant Type
Perennial herb

Max. Height
1.2 ft (0.37 m)

Flower Color

Native Status

Natural Setting
Elevation ?
1720' - 10194'

Annual Precip. ?
13.1" - 120.2"

Summer Precip. ?
0.33" - 4.08"

Coldest Month ?
27.8° F - 52.5° F

Hottest Month ?
48.9° F - 79.3° F

Humidity ?
0.50 vpd - 22.24 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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