Stand located in middle of Ione manzanita polygon, N of Camanche Reservoir on EBMUD property. Stand is approximately 60 m x 25 m in size. Stand is almost pure Arctostaphylos myrtifolia in middle of large pure A. viscida stand. Smaller patches of A. myrtifolia are repeating both N and S of sampled stand but are cut off from main stand by A. viscida. Stand has almost no herbaceous cover and only a few A. viscida shrubs scattered throughout.