g2 
10. 
II. 
12. 
13. 
14. 
16. 
17. 
18. 
19. 
20. 
2I. 
22. 
CONNECTICUT GEOL. AND NAT. HIST. SuRVEY. [Bull. 
Branches terete; capsule immersed.......... Cryphza, p. 130 
Branches flattened; capsule emergent on a short stalk.... 
Forrstroemia, p. 131 
Leaves mostly rough-papillose............-..0. cece eens II 
Leaves smooth, rarely slightly papillose at the cell angles. 21 
Capsule symmetrical, erect or nearly so...............--- 12 
Capsule unsymmetrical, arcuate ...........2. 0000s eee eee 16 
Leaves with a midrib, margin usually entire.............. 13 
Leaves without a midrib ............... 0022 e eee eee eee 15 
Midrib extending nearly to apex of leaf................ 14 
Midrib vanishing at middle of leaf or below.............. 
Haplohymenium, p. 136 
Primary stem stoloniform; stem leaves minute.......... 
Anomodon, p. 137 
Stem not stoloniform; stem and branch leaves uniform 
Leskea, p. 138 
Plants glaucous green, pranches julaceous; leaves closely 
imbricated; cilia twO.............. cece eee Myurella, p. 136 
Plants light green, branches slightly flattened; leaves 
loosely appressed; cilia none....Schwetschkeopsis, p. 132 
MomnoiCous) ash32 22s Sea oe ee ads Re os Mies Sikes Sasa 17 
IDIOICOUS 3:3. wal sea awe aOR Wad OR eae ee eee 20 
Stem and branch leaves differing in size and shape; leaf 
cells with several minute papille...................00- 18 
Stem and branch leaves similar in size and shape; leaf 
cells with one, rarely two papille, or smooth.......... 19 
Lid short-rostrate; paraphyllia multiform...... Rauia, p. 139 
Lid long-rostrate; paraphyllia simple........ Thuidium, p. 140 
Leaf cells smooth or lightly papillate; plants of swampy 
woods or meadowS.......... eee e cece eee eee Elodium, p. 142 
Leaf cells strongly papillate on both surfaces; plants of 
MOISt WOOdS® wicc scot s Sees Boake Haplocladium, p. 139 
Stem and branch leaves similar in size and shape; para- 
phyllia mostly lacking.................. Claopodium, p. 140 
Stem and branch leaves differing in size and shape; para- 
phyllia numerous ................022..-0005 Thuidium, p. 140 
Stem erect from a creeping ‘caudex, dendroid; capsules 
Clustered, sss cciewis os ieee cde ye WES Ea eee Yes ded ee eae es 22 
Stem prostrate or ascending; capsules borne singly...... 23 
Cilia. 1a¢kifig’ 4 csc wsdicseccsa tawiawes era aen Climacium, p. 170 
Cilia well developed, appendiculate......... Thamnium, p. 171 
