ID Remarks:
note from W.A. Weber (no date): "This is quite unlike the rest of the E. pusillum in this collection; note the large thallus and thick texture and very large black ostiole. I don't know what it is but I think it is not pusillum."
Collector:
R.A. Darrow 1209
Date: 1936-11-22
Verbatim Date: 1936--22
Locality:
United States, Arizona, Patagonia, Sonoita River