REVUE BRYOLOGIQUE ee. 97 
Barbula Porteri. — Also found in Minnesota by Nelson and in 
Canada by Macoun. : 5 
Barbula obtusifolia. — Also found in Montana by Williams. 
Leptobarbula tenuis Hedw. — « Trichostomum Hedw. » 
CG. Müller; Leptobarbula Kindb. . 
Stem about 4e. m. high. Pedicel of capsule red. Perichetial 
leaves long-attenuate. Habit of Ditrichum vaginans. Leaves 
smooth as in Z, berica ;it differs in stem very low, to 0,5 c.m.; 
. pedicel of capsule yellow above, red below; perichetial leaves 
_ obtuse or obtusate, short-pointed. — Also found in Brit. Col. by 
Macoun and in Massachusetts by Boll. 
Barbula Cruegeri. — Capsule cylindrie; lid very short-apiculate. 
Leaves small, opake above. 
Ceratodon Columbiæ Kindb. — Also found in Minnesota by 
Nelson. 
. Didymodon arenaceus. — Also found in Minnesota by Nelson. 
Didymodon riparius. — ‘Also found in Minnesota by Nelson. 
Didymodon Macounii Kindb. — Well distinct from the last. 
Weisia verticillata. 
Weisia crispata. — Also found in Minnesota by Nelson. 
Orthotrichum exiquum.— Stomata of capsule superficial. Found 
_fruiting by Nelson. 
Orthotrichum Jamesü. 
Philonotis radicalis. 
Funaria flavicans. 
Physcomitrium acuminatum. 
Physcomitrium rufipes Kindb., n. sp. 
_ Capsule reddish-rufous wide-mouthed, not strangulate ; upper 
cells of the walls in many rows; lid eonvex-conic apiculate ; 
annulus revoluble ; pedicel always rufous, about 1 c. m. long; 
spores papillose, about 0,04 m. m. Leaves serrate all around, 
not or less distinctly yellow-margined ; the upper long-lanceolate, 
sharply acuminate ; costa percurrent or short-excurrent. — Found F 
1905. In the probably allied Ph. Drummondi Britt. capsule is 
_ strangulate (in the fig. of plate 201); « annulus persistent; lid 
rostrate ; pedicel straw-colored or brown when old, 3-5 m. m. 
long ; leaves serrate above the middle ». 
 Physcomitrium Langloisii. — Also found in Alabama by Baker. 
Physcomitrinm microcarpum Kindb. in Revue Bryol. 1905. — 
= Capsule yellowish ; lid convex- 
Physcomitrium piriforme* P. rostellatum Kindb. n. subsp. — 
: Capsule wide-mouthed, yellowish, smaller than in Ph. piriforme ; 
= lid flat rostellate; annulus revoluble ; 
pédicel yellow, long- . 
