University of California, Riverside Plant Herbarium (UCR)
UCR0069260
UCR-BPS-252752
UCR-252752
Mentha X rotundifolia (L.) Huds.
Lamiaceae
A.C. Sanders (2014 Sep)
R.G. Swinney
13656
2010-09-01
2010-9-1
United States, California, Los Angeles, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds
34.26861 -118.34194
T2N R14W sec
341 meters (1118ft)
Food plain between two drainages, pond margin in mostly moist soil, aquatic, Alnus rhombifolia/Fraxinus uhdei woodland, surrounded by chaparral and coastal sage/riversidian scrub, dominants include Typha latifolia, Lemna sp., Ageratina adenophora, Nasturtium officinale, and Salix lasiolepis. (Eradication program underway for Fraxinus uhdei via cambium ringing)