— 275 — 
basal cells yellowish or subhyaline; costa often excurrent to a 
curved point. Capsule oval-oblong; teeth papillose often deeply 
cleft; pedicel red. Tufts dense very low or 2—6 c. m. high. 
— Calcareous stones. Eur, Sweden, Switzerl.! Spain: Levier: 
| France: Roux; Berthoumieu. Amer. r. »U. S.s: Lesq. et Jam. 
| SB.viridulus Bruch. — Trichostomum Br.; Didymodon Kindb. 
| Differs from the last: Leaves longer, linear-lanceolate, gradu- 
| ally long-acuminate subulate. Capsule smaller. Stem low. — 
Eur. r. Sweden! Switzerl.: Culmann, eom. Husnot. 
9.D.brevifolius Sendtner. — Trichostomum Sendt.; C. M. syn.; 
Didymodon Kindb.; Mollia Braithwaite. | 
> Leaves short from broader base nearly gradually attenuate 
obtuse; basal cells yellowish pellucid; costa sometimes excurrent. 
Capsule minute round-oval; lid as long; teeth papillose; pedicel 
. reddish below, yellow above. Tufts dense 0,5 —1,5 c. m. high. 
J Habit of D. crispulus. — Limestone rocks r. Eur. »Engl.»: 
Braithwaite. »Bosnia: Sendtner»: C. M. 
b.. Leaves concave not involute, somewhat broad and sub- 
. Oblong-linear; basal cells hyaline. 
| pce Mitten. .—  Trichostomum - Mitt.; Didymodon 
indb. : 9 
Leaves obtuse; costa smooth’ yellowish short-excurrent. Cap- 
sule oblong; teeth deeply cleft. Tufts green 1—4 c.:m. high. 
— Rocks near Atlantic sea r.. Eur. Engl: Curnow. France: 
Le Jolis: Norway: Hagen. 
11.D.trachyneuron Kindb. n. sp. 
Leaves short-attenuate subacute: brittle; costa pale, papillose 
at back, sometimes excurrent. Tufts low. green. Capsules 
unknown; —- Rocks r. Amer. Can. near Quebec: Macoun. 
III... Erythrophyllum Lindberg. 3 
A. Leaves nearly smooth and: faintly: reflexed, not twisted 
when dry.’ Tufts loose eradiculose. Capsules unknown. 
12.D.oenodes C. M. et Kindb. — D. oeneus C. M. et Kindb. 
cat. Canad. m. (not D. seus Schimper). 
- Leaves. virious-red ovate-oblong‘ or narrowed from subovate 
base, acute entire not apiculate, loosely appressed when dry; 
costa nearly smooth at back. — Rocks r. Amer. Can. Brit. Col.: 
Macoun. | 
à B. Leaves distinctly papillose and reflexed, crisped. Tufts 
ense, i 
<a: Leaves from broad-ovate base long-subulate; costa some- 
times exeurrent. Plants robust, jer | 
