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Southern Waternymph
Najas guadalupensis
  
About Southern Waternymph (Najas guadalupensis) 0 Nurseries Carry This Plant Najas guadalupensis (najas grass or guppy grass) is a species of aquatic plant known by the common names southern waternymph and common water nymph. It is native to the Americas, where it is widespread. It is considered native to Central Canada from Alberta to Quebec, plus most of the contiguous United States, Mexico, Central America, the West Indies and South America. It is naturalized in Japan, Israel and Palestine. Najas guadalupensis is an annual, growing submerged in aquatic habitat types such as ponds, ditches, and streams. It produces a slender, branching stem up to 60 to 90 centimeters in maximum length. The thin, somewhat transparent, flexible leaves are up to 3 centimeters long and just 1 or 2 millimeters wide. They are edged with minute, unicellular teeth. Tiny flowers occur in the leaf axils; staminate flowers grow toward the end of the plant and pistillate closer to the base.
Plant Description
Plant Type
Plant Type
Annual herb

Size
Size
1 ft tall

Form
Form
Spreading

Growth Rate
Growth Rate
Moderate

Flower Color
Flower Color
Green

Flowering Season
Flowering Season
Summer

Landscaping Information
Soil Description
Soil Description
Adaptable, tolerant of sand, loam and clay

Natural Setting
Climate
Climate
Annual Precipitation: 2.5" - 43.1", Summer Precipitation: 0.18" - 2.24", Coldest Month: 31.8" - 60.7", Hottest Month: 62.4" - 89.2", Humidity: 0.85" - 40.68", Elevation: -228" - 6758"

Alternative Names
Common Names: Common Water Nymph


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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