15 



abbreviatio:n^s. 



A. Br., Monogr. — A. Braun, Monographie der Characeen- 

 Adv. — Adventive. 



Am. Nat. — American Naturalist. 



Bailey, Prel. Syn. N. A. Carices.— Preliminary Synopsis of North 

 American Carices. 



B. S. N. H.— Boston Society of Natural History. 



Bigelow's Fl. Bost.— Jacob Bigelow's Florula Bostonieusis. 



Boiss. Fl. Or. — Boissier, Flora Orientalis. 



Bot. Cal. — Botany of California, Watson. 



Bot. Eeg. — Botanical Eeglster. 



Chapman's S. Fl. — Flora of the Southern States. 



Coulter, E. M. Bot.— Manual of the Botany of the Rocky Mountain 



Regions. 

 DC, Prodr. — DeCaudolle's Prodromus. 



Gray, Syn. Fl. N. A. — Synoptical Flora of North America. 



Int. — Introduced. 



Koch, Syn. Flor. Germ. — Synopsis Florse Germanicae. 



Koch., Taschenb. d. Deutsch. & Schw. Fl. — Taschenbuch der 



Deutschen uud Schweizerischen Flora. 

 Lesq. & James, Man. — Lesquereux and James, Manual of the Mosses 



of North America. 

 Man.— Gray's Man., Fifth Edition. 



Nat. — Naturalized. 



Wood's Bot. & Fl.— Botanist and Florist. 



