32 



VERMONT MOSSES. 



5.— Seta rough above. 



Seta smooth throughout. 

 6. — Seta smooth. 



Seta more or less roughened. 

 7. — Capsules 3-4:1, suberect. 



Capsules 2-3:1, strongly inclined to horizontal. 

 8. — Stem leaves gradually narrowed from base to slender apex. 



Stem leaves acuminate. 

 9. — Stem leaves lanceolate, 0.6 mm. broad. 



Stem leaves triangular-ovate, i mm. broad. 

 10. — Seta rough above, nearly smooth below. 



Seta rough throughout. 

 II. — Leaves plicate, long acuminate. 



Leaves not plicate, shorter acuminate. 

 12. — Cells of branch leaves 5:1, papillose by the thickened angles of the 



Cells of branch leaves at least 8-1, smooth. 

 13. — Secondary stems dendroid ; leaves ovate and very short acuminate. 



Secondary stems not dendroid ; leaves slender pointed. 

 14.- -Stem leaves lanceolate. 



Stem leaves ovate to triang^ular-ovate. 

 15. — Cilia not appendiculate ; plants yellow^-greeu. 



Cilia appendiculate ; plants green, usually complanate-foliate. 



plumosum 

 acutum. 



7. 



10. 



oxycladon. 



8. 



9- 



salebrosum. 



flexicaule. 



acutum. 



II. 



12. 



campestre. 



plumosum. 



cell walls. 



Novae-Angliae. 



13- 



rivulare. 



14. 



velutinum. 



15- 



rutabulum. 



Starkei. 



B. acutum (Mitt. ) Sull. In swampy places and on moist earth. Monk- 

 ton and Charlotte, P. 



B. campestre Br. & Sch. On dami^ earth and stones in woods, Johnson, 

 also southern Vermont, G.; Burlington. W. Danville, Bl. (In 

 Herb. Univ. of Wisconsin. ) 



B. flexicaule Ren. & Card. On rocks in woods, Manchester, G. Det. 

 Cardot. 



B. glaciale Br. & Sch. Willoughby Mt., jP. 



This is the fourth station in North America for this plant. 



B. Novae-Angliae (Sull. & Tx-sq. ) Jaeger and Saucrb. On the ground and 

 stones, in moist and shady places, especially in mountainous re- 

 gions. Stowe, B.; Johnson, G.; Brattleboro, Fr.; Underhill, P. 



B. oxycladon (Brid.) Jaeger & Sauerb. [B. ladum. Br. ttSch.) On tlie 

 ground, roots of trees, and rocks in woods. 

 Stowe, B.; Burlington, Underliill Notch, and Newfane, G. 



B. oxycladon dentatum (L. & J.) Grout. Swamp, Monkton, P. 



