5. Floristik. 139 



11 50« (lloO:. lloOS, 11509. 11512. 34251, 34252, 34253, 34254) 

 Hasse H. E. Lichens from Southern California. 



11510 — Dirina in North America. 



11511 (11513) — Lichen-Flora of the Californian Coast Islands. 

 34322 Hehdeii T. British Cohnnbia Lichens. 



n<74 Heller A. A. Lichens of Lancaster County, Pennsylvania. 



12125 (3451 S, 34519, 34521 ) Herre A. W. C. T. Lichens of California. 



34520 — Lichens of Minnesota. 



12350 Hiteheoek E. Lichens of Amherst College. 



12G2S Hooker W. J. Flora Boreali-Americana. 



1.2715 (34;s;. 412;S) Howe R. H. Lichens of Mount Monadnock, 



New Hampshire. 

 12;i(> — RamaUna rigida on the Rhode Island coast. 

 12;i; — Lichens of Mt. Watatic, Massachusetts. 

 12;iS — Ramalina rigida in Massachusetts. 

 12719 — Lichens of Middlesex County, Massachusetts. 

 34;8S — Aspects of New England Uchens. 

 34; S9 — The hchen flora of the Bhie Hills. 

 34;90 (34;91, 412;;) — The genus Usnea in North and Middle 



America. 

 34;92a — Lichens of Mount Ascutney, Vermont. 

 34; 94 — RamaHna Montagnei on Long Island. 

 12;20 (34;95) — u. Howe M. A. Common and conspicuous Uchens 



of New England. 

 12;44a Hue A. 31. Lichens de Miquelon. 

 12;60 — Lichens de CaHfornie. 

 J2S03 HultiiiiS,' J. Flechtenflora Nordamerikas. 

 14914 Laphani L. A. Lichens of Wisconsin. 

 15043 Lea T. H. Lichens of Cincinnati. 

 15125 Lehnert E. Lichens of Washington and Vicinity. 

 15593 Lindsay AV. L. Canadian Lichens. 

 3B24() Lowe J. I). Lichens collected in Nova kScotia. 

 H)201 Mae Kay A. H. Lichens of Nova Scotia. 

 l()22(i Maeouii J. Lichens of British Columbia. 

 1 6230 (16231 , 36368) — The Cryptogamic Flora of Ottawa (Lichens). 

 16232 — Canadian Lichens. 

 16234 — Lichens of the Pribilof Islands. 



