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Sweet Cicely
Osmorhiza berteroi
About Sweet Cicely (Osmorhiza berteroi) Nurseries Show All Photos Osmorhiza berteroi is a species of flowering plant in the carrot family known by the common name mountain sweet cicely. It is native to much of western and northern North America, as well as Argentina and Chile, where it grows in wooded and forested areas. It is an aromatic perennial herb producing a branching stem which may exceed a meter tall. The plentiful green leaves have blades up to 20 centimeters long which are divided into three toothed or lobed leaflets. The blade is borne on a long petiole. The flower cluster is a compound umbel of many tiny white flowers at the tip of a stemlike peduncle. The narrow, elongated fruit is ribbed and bristly, measuring up to 2.5 centimeters long.
Plant Description
Plant Type
Perennial herb

Max. Height
2 - 4 ft (0.6 - 1.2 m)

Flower Color

Native Status

Natural Setting
Site Type

Sun, Part Shade

Elevation ?
13' - 10293'

Annual Precip. ?
8.3" - 151.6"

Summer Precip. ?
0.22" - 5.67"

Coldest Month ?
24.3° F - 52.0° F

Hottest Month ?
47.3° F - 79.3° F

Humidity ?
0.01 vpd - 25.31 vpd

Landscaping Information
Common uses
Butterfly Gardens

Other Names
Botanical Names
Osmorhiza chilensis

Common Names
Mountain Sweet Cicely, Mountain Sweetroot, Sweetcicely

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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