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San Francisco Woodland Star
Lithophragma affine
About San Francisco Woodland Star (Lithophragma affine) 2 Nurseries Carry This Plant Lithophragma affine is a species of flowering plant in the saxifrage family known by the common name San Francisco woodland star. It is native to the coast of western North America from Oregon to Baja California, where it grows in open habitat on mountain slopes, hills, and canyonsides. It is a rhizomatous perennial herb growing erect or leaning with a tall naked flowering stem. The leaves are located on the lower part of the stem, each divided into sharp-pointed lobes. The stem bears up to 15 widely spaced flowers, each in a cuplike calyx of red or green sepals. The five petals are bright white, up to 1. 3 centimeters long, and divided into three toothlike lobes at the tips.
Plant Description
Plant Type
Plant Type
Perennial herb

0.33 - 2 ft tall

Flower Color
Flower Color
White, Green, Red

Wildlife Supported

Butterflies & moths hosted ( 3 likely * ) SHOW ALL
Viridiseptis marina Image
Viridiseptis marinaViridiseptis marina
Greya politella Image
Greya politellaGreya politella
Dysstroma mancipata Image
Dysstroma mancipataDysstroma mancipata

Landscaping Information
Full Sun, Part Shade


Natural Setting
Annual Precipitation: 9.1" - 117.4", Summer Precipitation: 0.15" - 3.43", Coldest Month: 31.1" - 56.5", Hottest Month: 57.4" - 80.8", Humidity: 0.42" - 30.15", Elevation: 7" - 8079"

Alternative Names
Common Names: Common Woodland Star, San Francisco Woodland-star

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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