210 THE MOSSES OF ESSEX: DICRANACEAE. *Archidium alternifolium Schimp. "On the forest near the great bog near Salter's Buildings" (2) !; in a woody part of the forest near Hagger Lane (2) ! The plate in Sowerby's English Botany of this species was drawn from specimens gathered in moist spots upon Epping Forest by Mr. Edwd. Forster. The plate is dated 1st January, 1810. *Pleuridium axillare Lindb. Hagger Lane, Walthamstow (2) !; Monk Wood and on banks of a stream crossing the green ride near Debden Slade (13); wood near Inworth Church (8) !; Saffron Walden (9). *P. subulatum Rabenh. Epping Forest (2) !; Lower Forest !!; Mill Green !!; Chelmsford (7); Witham (8) !; Braxted (8) !; Saffron Walden (9). *P. alternifolium Rabenh. Totham (8) !; Braxted (8) !; Kelvedon (8) ! *Ditrichum homomallum Huepe. Mile End, Colchester (8) ! Seligeria calcarea Br. and Schimp. Saffron Walden (9). *Ceratodon purpureus Brid. On the Forest (2) !; in gravelly soil on the Forest near High Beach (2) !; Epping Forest (11) !; Warley Common !!; near Chelmsford (7) !!; Galleywood Com- mon !!; Norton Heath !! Rivenhall (8) !; N. Essex (14); Kelvedon (8) !; Little Baddow Common !!; Osea Island (13); Hatfield Forest (13); Saffron Walden (9). *Dicranella heteromalla Schimp. "In a ditch near Snaresbrook Pond" (2) !; near Hale Banks, Walthamstow (2) !; Epping Forest (11) !; Monk Wood, Epping Forest (13) !; Leyton !!; Loughton !!; Theydon !!; Warley Common (8) !; Mill Green Common !!; nr. Chelmsford (7); Lin- guard Common !!; banks, Woodham Walter (8) !; Little Baddow Common (8) !; Braxted (8) !; Pod's Wood (8) !; Saffron Walden (9).