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Northern Adder's-tongue
Ophioglossum pusillum
About Northern Adder's-tongue (Ophioglossum pusillum) 0 Nurseries Carry This Plant Ophioglossum pusillum is a species of fernlike plant in the family Ophioglossaceae known by the common name northern adder's tongue. It is native to northern North America, where it is widespread in moist areas such as marshes, fens, and meadows. It is found from northern California through Alaska on the west, and from central Appalachia through the northern Great Plains and the Great Lakes regions, across the Northeastern United States and Eastern Canada. Ophioglossum pusillum is a small, inconspicuous, fleshy perennial plant growing from a caudex no more than 3 centimeters wide. It produces one leaf per year. The leaf is divided into a thin, pale green blade-shaped part, which is sterile, and a fertile stalk lined with two rows of sporangia.
Plant Description
Plant Type
Plant Type

Landscaping Information
Natural Setting
Annual Precipitation: 43.3" - 72.1", Summer Precipitation: 1.03" - 1.99", Coldest Month: 33.3" - 43.6", Hottest Month: 54.7" - 65.3", Humidity: 1.67" - 17.32", Elevation: 3669" - 6932"

Alternative Names
Common Names: Northern Adder's Tongue, Northern Adderstongue

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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