326 Howe: Preliminary notes on the genus Usnea 



Vermont. — Frost, 1871 : harbata.fiorida, strigosa.rtibiginea^ 

 hirta^ dasypoga: Brattleboro. 



Massachusetts. — Hitchcock, 1833 : fiorida, plicata. 



Hitchcock, 1833: strtgosa: Plainfield, 



Tuckerman & Frost, 1875 : barbata^ florida^ hirta^ rubiginea, 

 ccratina^ dasypoga : Amherst, 

 . Sprague, 1880 : florida, hirta, rubiginea^ trichodca. 



Waltham Botanical Club, 1883 : barhata^fiorida^ sirigosajiirta^ 

 longisshna : Waltham. 



Cobb, 1887: barbata^ florida^ hirta^ rubigijtea^ceratiua, dasy- 

 poga^ anguiata, trichodea, longissima : Amherst. 



Cummings, 1888 : florida^ hirta, dasypoga^ angtdaia^ trichodea 

 longissima: Middlesex Co. 



Willey, 1892: harbata^ florida, hirta, rubiginea, ceratina^ dasy- 

 poga, trichodea : New Bedford. 



Howe, 1906: riibiginea, ceratina (?), strigosa: Middlesex Co. 



Howe, 1903: hirta: Mt Watatia 



Connecticut. 



poga, {angulata. Prof. Eaton) : New. I 



Thoreau Museum of Natural History, 

 Concord, Massachusetts. 



/' 





