25 juin 2019
Albert Everett Wieslander, « Located one -half mile south of Old Woman's Creek. Dense trees. Hardwood conifer. Quercus kelloggii, Quercus chrysolepis, Pseudotsuga taxifolia. Associated species : Arbutus menziesii. Mendocino County. », Berkeley Library Digital Collections, ID : 10670/1.3ypyu3