St. Clair, Ririe & Knight, Anderson & Shushan Lich. W. N. Amer. [Provo (Utah), no. 5]
St. Clair, L.L.; Ririe, P.; Knight, K.B. [101-125 (and more?, in progress)]
IndExs #2147199720

New York Botanical Garden
Catalog #: 04439024
e0d9ae93-a9ff-47b3-bbd6-6bd677fa7799
s.n.
Umbilicaria torrefacta (Lightf.) Schrad.

Arizona State University Lichen Herbarium
Catalog #:
S. Shushan #sl-193 03 July 1961
Umbilicaria torrefacta (Lightf.) Schrader
United States, Colorado, Boulder, Middle Boulder Creek Canyon; vicinity of Castle Rock; 2.4 km northeast of Tungsten

Private Herbarium of T. L. Esslinger Herbarium
Catalog #: 0022914
Sam Shushan #s1-193 03 July 1961
Umbilicaria torrefacta (Lightf.) Schrader
United States, Colorado, Boulder, Middle Boulder Creek Canyon, vicinity of Castle Rock, 2.4 km northeast of Tungsten

Lichen Herbarium of the Museum of Evolution, Uppsala University
Catalog #: L-171446
Sam Shushan #sl-193 03 July 1961
Umbilicaria torrefacta (Lightf.) Schrader
United States, Colorado, Middle Boulder Creek Canyon, vicinity of Castle Rock, 2.4 km northeast of Tungsten

University of Wisconsin - Madison
Catalog #: WIS-L-0108518
Sam Shushan #sl-193 03 July 1961
Umbilicaria torrefacta (Lightf.) Schrader
United States, Colorado, Boulder, Middle Boulder Creek Canyon, vicinity of Castle Rock, 2.4 km northeast of Tungsten

University of California Berkeley, University Herbarium
Catalog #: UC1998113
2aaa978b-4500-4992-bb4d-bb39686c7776
Sam Shushan #sl-193 03 July 1961
Umbilicaria torrefacta (Lightf.) Schrader
United States, Colorado, Boulder, Middle Boulder Creek Canyon, vicinity of Castle Rock, 2.4 kilometers northeast of Tungsten

Oregon State University Herbarium
Catalog #: 142612
Sam Shushan #sl-193 03 July 1961
Umbilicaria torrefacta (Lightf.) Schrad.
United States, Colorado, Boulder, Middle Boulder Creek Canyon, vicinity of Castle Rock, 2.4 km northeast of Tungsten

Wesley E. Niles Herbarium, University of Nevada, Las Vegas
Catalog #: UNLV-L-0000101
Shushan, Sam #sl-193 03 July 1961
Umbilicaria torrefacta (Lightf.) Schrader
United States, Colorado, Boulder, Middle Boulder Creek Canyon, vicinity of Castle Rock, 2.4 km NE of Tungsten

Duke University Herbarium Lichen Collection
Catalog #: 138519
bfca4791-fa34-11e2-a92b-005056000560
Shushan, Sam #sl-193 03 July 1961
Umbilicaria torrefacta (Lightf.) Schrader
United States, Colorado, Boulder Co., Middle Boulder Creek Canyon, vicinity of Castle Rock, 2.4 km NE of Tungsten