Download PDF

Plcell.fol. 14. MUSCI. 375. Bryum. 767
XXXIII. 375. BRYUM. Theophrastus. Thread-moss.
Capsule valveless, ped uncled ; peduncles terminal; peristome
double; the outer of 16 teeth; the inner membranaceous,
segments 16, equal, sometimes with threads between
them ; calyptra halved.
a. Capsulefurrowed.
1 Bryum androgynum. Androgynous thread-moss.
Stem nearly simple ; leaves lanceolate, serrated, edges
turned over ; capsule nearly upright, cylindrical, furrowed
lid conical.
Mnium perangustis et brevibus foliis, Rail Syn, 78, 1.
Mnium androgynum, Lin. S. P. 1574 ; Engl. Bot. 1238.
Bryum androgynum, Hedw. S. Muse. 178.
Gymnocephahis androgynus, Schvceegr, 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 bifurcatis, Rail Syn, 78, S.
Mnium palustre, Lin. S. P. 1574.
Bryum palustre, Roth Germ. 3,233; Engl. Bot. 391.
On bogs.
b. Capsule notfurrowed; otiter teeth of the peristome shorter
than the inner. ^
S. Bryum trichodes. Hair-leaved thread-moss.
Stem rather branched ; leaves linear, blunt, uncut, networked
; capsule reverse-ovate, bent back, slightly droop»
ing; peduncles very short.
Bryum triciiodes
len. Muse. 389.
aureum, capsulis incurvis obtusis in setis longis, Di7-
Bryum trichodes, Lin. S. P. 1585 ; Eng. Bot. 1517.
Meesia uliginosa, Hedto. S. Muse. 173.
Mnium 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;
peduncles very long.
cap>y2//e pearsh ape, slightly drooping;