No. 11.] THE BRYOPHYTES OF CONNECTICUT. 155 
Exsic. Grout, N. Amer. Musci Pleuro. No. 317 (as 
Amblystegium confervoides). 
Amblystegiella adnata (Hedw.) Nichols. “Hypuum 
adnatum Hedw. Amblystegium adnatum Aust. 
On rocks and at the base of trees in the woods. Autumn. 
LitcHFIELD: Salisbury, Nichols. Fatrrietp: Danbury, 
Nichols; Darien, Mrs. Lowe. New Haven: East Haven, 
Eaton; Meriden, Nichols; New Haven (1875), Eaton; Wood- 
bridge, J. A. Allen. New Lonpon: New London, C. B. 
Graves. 
New Brunswick to British Columbia, south to North Caro- 
lina and Texas; Asia. 
Rer. Eaton, 15, 67. 
Amblystegium Br. & Sch. 
1. Leaves with a distinct border, midrib joining border at 
APCX Vian sans ee wane elon SOGaL a ee eae eee ea A. Lescurii 
Leaves: not bordered: assis aeicaias sedees weed ts 1458 tas vee s 2 
2. Midrib extending nearly or quite to apex................ 3 
Midrib disappearing at the middle or above.............. 6 
3. Leaves not acuminate, apex blunt................ A. fluviatile 
Leaves acuminate, apex acuté...... cc see ec eee ee ee eae 4 
4. Basal cells abruptly enlarged...................4. A. irriguum 
Basal cells not enlarged....... 0... cece e ccc e eee eee 5 
5. Midrib ceasing below apex, 0.024-0.035 mm, wide at base.. 
A. varium 
Midrib commonly strong, excurrent, 0.065-0.225 mm. wide 
at. DAaS€. a 2s.cee sue Senne pees sesame se aseers A. noterophilum 
6. Cells near middle of leaf 10-15 times as long as broad.... 
A. riparium 
Cells near middle of leaf 8 times as long as broad, or less... 7 
7. Alar cells quadrate or transversely elongated....... A. serpens 
Alar cells ObIlON® 2.044 ead cove deusawans Sma een daw See alae é 8 
8. Stem leaves 0.9-1.2 mm. long................. A. Juratzkanum 
Stem leaves 1.2-1.6 mm. long............00.. eee euee A. Kochii 
Amblystegium serpens (L.) Br. & Sch. Hypnum ser- 
pens L. 
On the roots and at the base of trees, on decaying logs, 
soil, and rocks in moist woods. Early summer. LitcHFieLp: 
