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Black Rock Potentilla
Potentilla basaltica
About Black Rock Potentilla (Potentilla basaltica) 0 Nurseries Carry This Plant Potentilla basaltica is a species of flowering plant in the rose family known by the common names Soldier Meadows cinquefoil and basalt cinquefoil. It is endemic to a small area of the Modoc Plateau and Warner Mountains in northeastern California and northwestern Nevada. Potentilla basaltica occurs in Humboldt County, Nevada, and Lassen County, California, where there are a total of four occurrences. It grows in moist alkaline meadows near streams and springs. Stems are up to 50 centimeters long and may be purple-tinged. Most of the leaves are located around the base of the plant. They are each divided into several pairs of leaflets. There are a few smaller leaves located along the stems. Flowers. The flowers at the ends of the stems have bright yellow petals.
Plant Description
Plant Type
Plant Type
Perennial herb

0.33 - 1.3 ft tall

Flower Color
Flower Color

Wildlife Supported

Butterflies & moths hosted ( 4 likely * ) SHOW ALL

Landscaping Information
Natural Setting
Annual Precipitation: 11.6" - 11.8", Summer Precipitation: 1.22" - 1.22", Coldest Month: 30.7" - 30.8", Hottest Month: 59.8" - 60.1", Humidity: 1.34" - 16.02", Elevation: 5067" - 5085"

Alternative Names
Common Names: Basalt Cinquefoil, Soldier Meadows Cinquefoil

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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