22G RECENT ADDITIONS TO OUR MOSS FLORA. 



l)liufi- B. aphylla, but the capsule is more erect, aud not flattened on the 

 upper surface, of uniform texture and yellowish-green colour, covered 

 with a soft membrane, which ruptures on the upper surface, the mar- 

 gins rolling back, somewhat like the indusium of a Fern ; annulus 

 narrow. — Eotten trunks, and on the ground, principally in pine woods. 

 Pannauich, near Ballater, 1847 (Mr. Cruickshank). Craigendinnie 

 Hill, Aboyne, 1867 (Dr. Dickie and Mr. Eoy). 



DiCKANACEiE. 



1. /Se%ma ^m^ic/^a, Bruchand Schimper, Bry. Eur. vol. ii, Weida 

 tristicha, Bridel in Schrad. Journ. Bot. p. 116, and Spec. Muse. p. 116. 

 Grbnmia trifaria, Web. and Mohr, Bot. Tasch.1807. S. trlfaria, Lind- 

 berg. — Monoicous ; resembling S. pusilla, but the leaves in tliree ranks, 

 straight, lanceolate-subulate, rather obtuse, siiort, the narrow nerve oc- 

 cupying the whole point ; cells small, firm, lowest pellucid, upper dingy. 

 Capsule somewhat spherical, with a swollen neck, truncate when dry, 

 and the lid has fallen, yellowish-brown. Lid large, orange, with a long 

 oblique acute beak. — Dripping calcareous rocks. Blair Athol. Glen 

 Tilt and Ben-y-Gloe (Rev. J. M. Crombie). 



2. ;S'./;'«tfc//b//«,Carruthers; Seem. Journ. Bot. Vol. IV. p. 39. Bryum 

 paucifulium, Dickson, PI. Crypt. Brit. fasc. 4. S. calcicula, Mitten; 

 Seem. Journ. Bot. Vol. IV. p. 194. 8. snbcernua, Schimper, Muse. 

 Europ. Novi, fasc. 1. — Monoicous, very small, gregarious, pale green. 

 Stem very short, simple. Leaves crowded, erecto-patent, lowest 

 minute, lanceolate, upper from a narrow oblong base, longly subulate, 

 quite entire; nerve faint at base, gradually stronger, and occupying 

 nearly all the subula ; cells rectangular, hyaline; male flower at base 

 of female. Capsule elliptic, somewhat inclined, small mouthed ; lid 

 with a long beak. — Near Wetherby, Yorkshire, on bricks (Dickson, 

 1801). On chalk nodules, Sussex Downs (Mitten). Professor 

 Schimper, after an examination of Dickson's original specimens, con- 

 firmed the correctness of Mr. Carruthers' diagnosis, otherwise Mr. Mit- 

 ten's name would stand, for certainly Schimper's reason for superseding 

 it is not admissible. 



3. 8. acutifoUa, Lindberg, ms. — Monoicous, very dwarf, deep green. 

 Uppermost and perichsetial leaves from a sheathing base, abruptly nar- 

 rowed into a very sharp pointed, fragile, crenulate, setiform subula, 

 coiksisting of the nerve. Capsule on a very short seta, small, with the 



