140 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [Bull. 
On rotten wood, bases of trees, stones, and the ground. 
Summer. New Haven: Woodbridge (1879), J. A. Allen. 
New Brunswick to British Columbia, and southward to the 
Gulf of Mexico; Cuba; Jamaica; Europe; Asia. 
Rer. Limpricht, 51, 828. 
Claopodium (Lesq. & James) Ren. & Card. 
Claopodium pellucinerve (Mitt.) Best. 
“On an old log in a swamp.” FatrFieLp: Darien (1903), 
Mrs. Lowe. : 
Known from but two other localities — North India and 
Yukon Territory. 
Rer. Miss Wheeler, 80. 
Thuidium Br. & Sch. 
i. Monoicouss plants: small ..sccaces oi ckes gid bw tee tes Maes 2 
Dioicous; plants large, stems 6-10 cm. long............... 3 
2. Stem 1-2 cm. long; branches papillose.......... T. pygmzum 
Stem 2-4 cm. long; branches smooth.......... .T. minutulum 
3. Stem pinnately branched; plants ascending...... T. abietinum 
Stems mostly bipinnately branched; plants prostrate..... 4 
4. Stem leaves abruptly acuminate, margin plane, midrib 
percurrent; perichetial leaves not ciliate....T. recognitum 
Margin of stem leaves revolute, midrib vanishing below 
ETSF Saag anc iat suscep crore chadeer esi een soi dase aaaceny Sates 5 
5. Branches densely paraphyllose; stem leaves gradually 
acuminate, coarsely papillose; perichetial leaves ciliate 
T. delicatulum 
Branches with few or no paraphyllia; stem leaves minutely 
papillose; perichetial leaves not ciliate............ T. Alleni 
Thuidium pygmeum Br. & Sch. Hypnuin pygmeun 
Sull. 
Rocks or earth in the woods. Summer. New Haven: 
Cheshire (1879), J. A. Allen. ‘ 
New England to Ohio; Canada; Asia. 
‘Thuidium minutulum (Hedw.) Br. & Sch. Hypnum 
minutulum Hedw. 
At the base of trees and on rotten logs in the woods. 
Autumn. New Haven: New Haven (1855) and Orange, 
Eaton; Oxford, Harger; Woodbridge, Evans. 
