"S 
-Leaves more distinctly involute and subcucullate. Peristomial 
teeth often split. — Rocks r. Eur. Switzerl. near Lugano! 
5.B.pygmeum Lesq. et Jam. — Ptychomitrium: L. J.; Brachy- 
stelium Kindb. ; 
: »Leaves linear from ovate base; costa vanishing far below 
. apex. Capsule oval; neck a third as long; teeth joined in 
. pairs at base, sometimes connate their whole length; calyptra 
covering the capsule to its base. Plants very small. — O 
stones (?), Amer. U. S: E. Hall»: Lesq. et Jam. Mi 
IIL Glyphomitrium Bridel. 
6.B.Daviesii Dickson. — Bryum Dicks.; Brachysteliam Kindb. 
Leaves narrow sublinear not or slightly reflexed below, from 
suboblong not well-defined base gradually tapering to a long 
. subulate carinate acumen; nearly all cells quadrate not opake: 
= only the lowest rectangular not much larger; costa percurrent. 
Perichetial leaves suboblong apiculate; costa subexcurrent. Cap- 
sule subglobose or obovate; neck nearly half as long; teeth 
broad; calyptra covering capsule; annulus none. Leaves some- 
times with brood-filaments. Spores 0,03—0,04 m. m. — Ba- 
. Baltic rocks r. Eur. Scotl.: Schimper. Engl: W. H. Pearson. 
. Trel: Stewart, com. Le Jolis. : 
E Sram Mitten. — Glyphomitrium M.; Brachystelium 
indb. 
: »Leaves lanceolate tapering to an acute or blunt point; bor- 
. ders recurved below to middle; basal cells oblong, the angular 
narrower, Perichetial leaves very broadly ovate. Capsule oval; 
pedicel shorter than in the last. — Amer. r. Can.: Drummond»: 
. Lesq. et Jam. 
107. Drummondia Hooker, musci amer. 1828. 
1.D.clavellata Schwegrichen. — Macromitrium Schw.; Drum- 
mondia Hooker. 
Leaves suboblong or broadly ovate-lanceolate, acute or very 
short-acuminate, carinate at least above, not distinctly involute; 
cells small rotundate, the few not well-defined alar subquadrate; 
Costa not wholly percurrent. Perichetial leaves nearly similar 
but. with short-rectangular cells at angles near base. Capsule 
subglobose-ovoid brown smooth; lid nearly flat, long-rostrate; 
annulus none; pedicel short. Calyptra long-rostrate reaching 
below the unripe capsule, finally concave and cucullate. Spores 
Very large about 0,06 m. m. Tufts green or brown green. 
Dicecious. — On trees. Amer. Can. r.: Macoun. U. 8.: Roell; 
Sullivant, com. C. M.; Fitzgerald, com. Renauld, 
