o. Floristik. 141 



raU (273?7a, 27379, 27383, 27384, 27391. 27392. 27393) Tiicker- 



man E. North American Lichens. 

 27380 (27398, 27400) — Lichens of California, Oregon and the 



Rocky Mountains. 



27386 Genera Lichenum. 



27387 — Lichens of Oregon. 



27388 — Lichens of Amherst Coliege. 



27396 — Synopsis of the North American Licliens. 

 27401 — u. Frost ('. ('. Lichens of Amherst College. 

 27518 Undorwood L. M. Lichens of Indiana. 

 28280 Walter T. Lichenes caroUniani. 

 28397 Watt D. A. P. A. Lichenes canadenses. 

 28414 (28420) Webber H. L Lichens of Nebraska. 

 28946 W^illey H. American Lichenography. 



28948 (28952) — Lichens of Colorado. 



28949 (28950, 2895T, 28953, 28954, 28958, 28966, 28970) — North 

 American Lichens. 



28955 (28956) — IUinois Lichens. 



28963 — New North American Arthoniae. 



28964 — Lichens from Kansas. 



28974 — Lichens of New Bedford, Massachusetts and its Vicinity, 



28975 — North American species of ParmeUa. 

 28991 Williams T. A. Kansas Lichens. 

 28993 (28994, 28995) — Lichens of Nebraska. 

 28999 — Lichens of the Black Hills. 



29237 Wood G. C. Lichen flora of Long Island. 



29238 Wood H. A. CoUemaceae of North America. 



29478 (29483, 29498, 40786) Zahlbruckner A. Flechtenflora Sud- 



kaliforniens. 

 40790 (40793) — North American lichens. 



C Mittelamerika und Westindlen. 

 3387 Borgensen F. u. l*aulsen 0. Flechten von Danisch-Westindien. 



7517 Duss R. P. Les principaux Lichens de la Guadeloupe. 



7518 — Flore cryptogamique des Antilles fran(^aises. 

 7606 Eekfeldt J. W. Lichens from Mexico. 



12852 Husnot T. Cryptogames des Antilles frangaises. 



