Pi. ceil. fol. 14. MUSCI. $75. Bryum. 7167 
XXXII. 375. BRYUM. Theophrastus. Thread-moss. 
Capsule valveless, peduncled ; peduncles terminal; peri- 
stome double; the outer of 16 teeth; the inner membra- 
naceous, segments 16, equal, sometimes with threads be- 
tween them; calyptra halved. : 
a. Capsule furrowed. 
1. Bryum androgynum. Androgynous thread-moss. 
Stem nearly simple; /eaves lanceolate, serrated, edges 
turned over; capsule nearly upright, cylindrical, furrowed ; 
lid conical. 
Mnium perangustis et brevibus foliis, Rati Syn. 78,1. 
Mnium androgynum, Lin. §. P. 1574; Engl. Bot. 1238, 
Bryum androgynum, Hedw. S. Musc. 178. 
Gymnocephalus androgynus, Schwegr, Supp. 2, 87. 
Cluster-headed golden locks, 
On banks, in woods. 
2. Bryum palustre. Marsh thread-moss. 
Stem much branched; leaves lanceolate, blunt, uncut,. 
edges rolled up; capsule ovate, blunt, furrowed ; lid conical. 
Mnium majus, ramis longioribus bifureatis, Raéi Syn. 78, 2. 
Mnium palustre, Lin. §. P. 1574. 
Bryum palustre, Roth Germ, 3,233; Engl. Bot. 391. 
On bogs. 
b. Capsule not furrowed ; outer teeth of the peristome shorter 
than the inner. — ” 
8. Bryum trichodes. Hair-leaved thread-moss. 
Stem rather branched; eaves linear, blunt, uncut, net- 
worked; capsule reverse-ovate, bent back, slightly droope | 
ing; peduncles very short. 
Bryum trichodes aureum, capsulis incurvis obtusis in setis longis, Dil- 
ten, Musc. 389. - 
Bryum trichodes, Ein. §. P. 1585; Eng. Bot. 1517. 
Meesia uliginosa, Hedw. S. Musc. 173. 
Moaium uliginosum, Withering Arr. 800. 
Mnium trichodes, Hoffm. Germ, 2, 47. 
On mountain bogs. 
4, Bryum triquetrum. Three-cornered thread-moss. 
Stem long, branched; leaves lanceolate, keeled, pointed, 
serrated, networked ; capsule pearshape, slightly drooping : 
peduncles very long. 
