Mosses of Eastern Massachusetts. "A79 
D. flagellare. Hedw. Sp. Musc. p. 130. Brid. Bry. Univ. 
I. p. 422. In dense tufts at the roots of white cedar ( Cupres- 
sus thuyoides, Linn.) in sphagnous swamps, Hingham! 
Scituate ! also Ipswich, Oakes! Obs.. The flagella must not 
be mistaken for young fructification just rising, which they 
resemble in a striking manner. | 
D. heteromallum. (Linn.) Hedw. Sp. Musc. p. 128. Dill. 
Muse. tab. 47. figs. 37, 38. Muscol. Brit. &c. tab. 18: In 
perfect fruit, December, Hingham! also abundant near the 
habitat of Oakesia Conradi (Tuckerman,) at the cemetery, 
Plymouth ! 
— D. varium. (Hedw.) Muscol. Brit. p. 102. tab. 17. Brid. 
Bry. Univ. I. p.435. Chelmsford! Hingham ! $4 
D. scoparium. (Hedw.) Muscol. Brit. p. 101. tab. 18. 
Brid. Bry. Univ. I. p.410. Common. Chelmsford! Hing- 
ham! Salem! Ipswich! &c. 
D. rugosum. (Dill. Hoffm.) Brid. Bry. Univ. I. p. 414. 
Synonym. Dicranum polysetum. (Swartz.) Schwaégr. Suppl. 
I. p. 165. tab. 41. In pine woods, near the Middlesex Canal, 
Chelmsford ! also Ipswich, Oakes ! 
D. strictum. (Schleicher.) Schwaégr. Suppl. I. p. 188. 
tab. 43. Hingham ! also Ipswich, Oakes ! 
D. longifolium. Hedw. Sp. Muse. p. 130. Muscol. Brit. 
p. 83. tab. 16. Brid. Bry. Univ. I. p. 430. Prospect Hill, 
Waltham ! ` 7 
— $$$ Capsule swelling at its base, Oxcormonvs, Bridel. 
E (Oncophorus) falcatum. Brid. Bry. Univ. E p. 389. 
edw. Sp. Musc. p. 150. tab. 32. fig. 1-7. “Environs of 
Boston? p. D. Greene ! ; : pem 
" TonrvrA unguiculata. (Hook. & Tayl.) M uscol. Brit. P. 
T. tab. 12. Br. Fl, IL p, 45. Plymouth, Andrew L. 
Russell ! T. 
P OLYTRICHUM. $ Calyptra nuke © ATHARINEA. Ehr. 
P. (Catharinea) undulatum. Hedw. Sp. Musc. p. 98. 
