— 195 — 
and woods on sandy soil, r. on rocks. Eur. not r, common in 
northern distr. Sweden, Norway, Switzerl.! Amer. Can. not r.: 
Macoun; Waghorne. 
B. Leaves smooth at back of lamina, not crisped; costa not 
excurrent. 
à. Leaves not undulate gen. short. 
35.D.braehyeaulon Kindb. cat. Can. m. — D. plano-alare C. 
M. et Kindb. l. c. 
Leaves ovate-oblong or broadly ovate-lanceolate acute, entire 
or near apex indistinctly denticulate, sometimes nearly appressed 
when dry, smaller than in the last; cells gen. short also near 
base; costa smooth at back. Tufts low green. — Dry rocks 
or earth r. Amer. Can.: Macoun; Waghorne. 
36.D.stenodictyon Kindb. bull. Torr. club XVI. — Monocra- 
num Kindb. cat. Canad. m. 
Leaves narrowed below, from oblong base short-acuminate 
obtuse, very short, crenulate (not serrate) above middle, appressed 
when dry; cells thick-walled not porose; the outer alar brown, 
the inner hyaline; other cells lanceolate or the upper oblong, 
the apical sometimes oval; costa very narrow, serrulate above 
at back. Capsules unknown. Tufts blackish when dry with 
straw-yellow tops, nearly eradiculose. Habit of Calliergon sar- 
mentosum. — Earth in woods r. Amer. Can. Brit. Col.: Macoun. 
— In the resembling Monocranum dicranoides C. M. (from Chile, 
com. C. M.) leaves are long-acuminate, peristomial teeth entire, 
not cleft. 
b. Leaves long gen. broadly acuminate or short-subulate, 
Sometimes undulate. 
aa. Leaves distinctly decurrent; cells not porose, those of 
decurrent part narrow; costa smooth at back. Tufts nearly 
Without rhizoids. Capsules unknown. 
37.D.leioneuron Kindb. bull. Torr. club XVI. 
Leaves gen. quite entire, sometimes subobtuse at apex, con- 
volute in middle, suberect when dry, not undulate; angular 
Cells diversiform, the inner pellucid sometimes pale yellow; 
other cells long narrow; costa very narrow. Tufts yellowish. 
— Swampy woods r. Amer. Can. Anticosti: Macoun. 
. bh. Leaves gen. not distinctly decurrent; cells us. porose; 
Costa more or less denticulate at back. Inner perichetial leaves 
longer than the awn.  Pedicels long solitary or r. in pairs. 
. Tufts radiculose. k 
. 38.D.seoparium L. — Bryum L.; Dicranum Hedwig. 
