NPSpecies

Legacy NPSpecies information may no longer be applicable, please remove if it is not applicable. In legacy NPSpecies Weedy value was Yes with comment: Known to be highly INVASIVE and AGGRESSIVE in this Park Unit or nearby similar areas; of high management concern; treatment advisable. Listed as State of Idaho Noxious Weed as of 3/30/2007.

Park Species Detail: An estimated 10+ acres was found in summer 2007 to be infested at a kipuka on Wapi Flow, just south of Sand Kipuka; also reported to occur a few air-miles to the south as stated by Mr. John Cenarrusa (Paige Wolken, pers. comm. with S. Popovich, fall 2007). Known to occur southwest and west of this Park Unit, and to be expected to encroach from there. Habitat in this Park Unit = Generally occurring (or expected to occur) throughout the Park Unit, usually except at greatest elevations of the foothills; often in disturbed areas or weedy sites. Original data for this Park-Name Profile record were derived and entered by Steve J. Popovich, based upon a preponderance of evidence and the best scientific and commercial data available, including all specimen verifications by, and personal knowledge of project, park, and regional experts. Regional floral manuals used included: Intermountain Flora - Vascular Plants of the Intermountain West (1972-2005), A Utah Flora (2003), Flora of the Pacific Northwest (1973), Flora of North America (1993-2006), The Cruciferae of Continental North America (1993), various botanical monographs, Western U.S. floras, and other botanical works such as Weeds of the West (1996), USDA Natural Resources Conservation Service PLANTS database, and Natural Heritage Program, Idaho Conservation Data Center Element Occurrence database., Park Species Data Source: Original data derived by Steve J. Popovich 1999-2007 based upon a preponderance of evidence and the best scientific and commercial data available, University of Idaho Contract P.O. No. P0011391.