Musci Acrocarpi Boreali-Americani

DISTRIBUTED BY JOHN M. HOLZINGER

489. **Grimmia orbicularis** Bruch. Bry. eur.
New to North America.

Bank of dry wash, Tucson Mts., Pima Co., Ariz. Alt.
2300 ft.

Coll. & det. Edwin B. Bartram, No. 540.

Verif. H. N. Dixon

Feb. 5, 1923

Yale University Herbarium

YU.226371