Weber, Lich. Exs. [Boulder (Colorado)]
William Alfred Weber [1-?700]
IndExs #174322843

University of California Berkeley, University Herbarium
Catalog #: UC1459380
b6351686-db3a-479b-8a2b-db23eee4a56a
W. A. Weber #s.n. 12 March 1975
Physcia duplicorticata W. A. Weber & J. W. Thomson
United States, California, 1.6 kilometers east of junction Nicasio Point Reyes road east of Inverness

University of Wisconsin - Madison
Catalog #: WIS-L-0111031
W.A. Weber #s.n. 12 March 1975
Physcia duplicorticata W.A. Weber & J.W. Thomson
United States, California, Marin, 1.6 km E of the junction of Nicasio and Point Reyes Road, E of Inverness

University of Michigan Herbarium
Catalog #: 63035
5421b88b-ca7f-4925-854b-5d92c26cde62
W.A. Weber #s.n. 12 March 1975
Physcia duplicortata
United States, California, Marin, 1.6 km E of the junction of Nicasio and Point Reyes Road, E of Inverness

Duke University Herbarium Lichen Collection
Catalog #: 146650
bb2e365c-fa34-11e2-a92b-005056000560
Weber, William, A.; Kunkel, Gregory #s.n. 12 March 1975
Physcia duplicorticata W.A. Weber & J.W. Thomson
United States, California, Marin Co., 1.6 km E of junction Nicasio-Point Reyes road E of Inverness

Brigham Young University
Catalog #: BRY-L-0013723
William A. Weber #476 12 March 1975
PHYSCIA DUPLICORTICATA W.A. Weber & J.W. Thomson
United States, California, Marin, Point Reyes National Seashore vicinity (about 2.5 miles east of): 1.6 km east of junction of Incasio Valley Road and Point Reyes Petaluma Road east of Inverness, on chert outcrops with Quercus and Umbellularia, abundantly covering the trunk and branches of Umbellularia californica