Det.: Loy R. Phillippe (ILLS) 12 August 2010 AS Cirsium undulatum (Nuttall) Spengel Det.: Stephanie Mitchell 1996 AS Cirsium vulgare (Savi) Tenore
Stephanie Mitchell
85
1996-06-19
1996-06-19
United States, Idaho, Cassia, Sawtooth National Forest, Albion Mountains, about 3 mile east from Basin-Elba pass on United States Forest Road #548.
T. 13S, R. 24E, Sect. 32
meters
6140
South aspect, about 6 percent slope with deep rocky, well drained soil. Open dry meadow surrounded by Pseudotsuga menziesii, Juniperus osteosperma, Allium douglasii, Ipomopsis aggregata, Geranium viscosissimum, Lupinus sp.?, Calamagrostis rubescens, Poa bulbosa, Symphoricarpos oreophilus, Artemisia tridentata var. vaseyana, Prunus virginiana, and Rosa nutkana. Occasional for area, about 0.7 meter tall with white ray flowers.