—- 208 — 
orange nearly partite; lid short subobtuse or apiculate; annulus 
scarcely loosed; pedicel pale red. Stem very short. — Earth 
in higher alp. region r. Amer. Can. Rocky mts 1950 metr. a. 
8.: Macoun. i is 
b. : Leaves gradually acuminate from not sheathing base. 
Pedicel yellow. . Ja 
10.D.heteromalla L. — Bryum L.; Dicranella Sch. 'of 
. Leaves flexuous or straight when dry, sometimes denticulate; 
lower cells long, upper shorter; costa broad us. denticulate 
near apex. Capsule nitid orange more or less oblique and in- 
clined, r; suberect, finally sulcate; teeth cleft to middle; lid 
long-rostrate. Tufts us. green often soft and silky-like. — 
Damp earth and rocks common. Eur. Sweden, Norway, Germany, 
Switzerll Amer. Can.: J. Macoun; Waghorne. Alaska: J. M. 
Macoun. U. S. com. Macoun (a variety with longer not di- 
stinctly sulcate capsule). 
* D.Fitzzeraldi Renauld et Cardot. - 
Capsule suberect and subsymmetric. — Amer. U. S.: Fitzge- 
rald, com. Cardot. 
B. Leaves carinate gradually acuminate: not sheathing; costa — — 
gen. not excurrent. Capsule not or indistinctly striate. Tufts — 
low us. not shining. TÉ = 
a. Leaves entire, recurved below; alar cells us. dilated. 
11.D.rubra Dickson. — Bryum Dicks; Dicranella Brotherus; —— 
D. varia Schimper; D. Howei and D. Langloisii Renauld et | 
Cardot. oto 
Leaves ovate-lanceolate or ovate-oblong. us. nearly straight: - 
upper scarcely longer; cells gen. narrow exc. the alar. Capsule - 
inclined red-brown us. oblique; teeth us. not deeply cleft; lid . 
rostellate not longer than half capsule; annulus none. m 
yellowish green. — Damp clay soil and rocks. Eur. common.  - 
Sweden, Switzerl.! Italy: Arcangeli. Amer. not r. Can.: Macoun. - 
U. 8.: Sullivant; Howe; Langlois, com. Cardot (a var. with short 
leaves), 
$ D.callistoma Dickson. — Bryum Dicks.; Dicranella Sch. — 
- Capsule smaller, subsymmetric often erect, gen. not longe  — 
than lid. — Rocks princ. in subalp. distr. r. Eur. Eugl.: Rogers. - 
France: Le Jolis. Greece: Heldreich. : 
12.D.debilis Hooker et Wilson. — Dicranum H. Ws; Sulliv. - 
1e. m.; Dicranella Lq. et Jam.; D. leptotrichoides Ren. et Card. 
Differs from D. rubra *callistoma: Capsule annulate; teeth 
nearly partite. Upper leaves much longer than the lower. —. 
