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Low Spearwort
Ranunculus pusillus
About Low Spearwort (Ranunculus pusillus) 0 Nurseries Carry This Plant Ranunculus pusillus is a species of flowering plant in the buttercup genus known by the common name low spearwort. It is native to much of the eastern United States from New York to Florida and west to Texas; it is also known in California. It grows in wet habitat, where it is semi-aquatic growing partially submerged or terrestrially on muddy substrates. It is a perennial herb producing a slender decumbent to erect stem up to half a meter in length. It is generally hairless in texture. Leaves have blades which are lance-shaped to oval and borne on short petioles. The flower has one to three tiny yellow petals no more than 2 millimeters long around a central receptacle with many stamens and pistils. The fruit is an achene borne in a spherical cluster of 18 or more.
Plant Description
Plant Type
Plant Type
Perennial herb, Annual herb

0.26 - 1.6 ft tall

Flower Color
Flower Color

Wildlife Supported

Butterflies & moths hosted ( 3 likely * ) SHOW ALL

Landscaping Information
Natural Setting
Annual Precipitation: 21.0" - 63.3", Summer Precipitation: 0.22" - 1.27", Coldest Month: 37.2" - 50.2", Hottest Month: 59.6" - 75.1", Humidity: 0.09" - 24.12", Elevation: 13" - 5844"

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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