A us 
or less distinct; teeth yellowish; segments hyaline; pedicel ver 
short. Tufts green or yellowish. — Trees r. Amer. U. S. south. 
states: Mohr, com. Macoun; Langlois and Sawyer, com. Cardo 
*R.admixtum  Sullivant. — Hypnum Sull.; Raphidostegiu 
Kindb. | 
Capsule - arcuate more distinctly necked; pedicel longer. 
— Trees r: Amer. »U. S.» Lesq. et Jam. (Cuba: Wright, herb. 
Sulliv., com. C. Mueller), jl 
b. Branches julaceous. Stem not radiculose. Leaves entire, 
not or slightly recurved. 
6.R.subdemissum Kindb cat. Canad. m. 
Leaves small ovate-lanceolate long-subulate; alar cells large, 
the others linear. Capsules unknown. Branches distant cuspi 
date yellowish green. Dioecious. — Rocks in arctic Pacif 
distr. r. Amer, Alaska: J. M. Macoun, at 
7.R.marylandicum C. Mueller. — Hypnum demissum -var 
ta et J: 
Leaves ovate-lanceolate subobtuse acute somewhat large; ala 
somewhat large, the others linear. Perichetial leaves subulate- 
dostegium) L. et J.; Raphidostegium Kindb.; Rhynchostegiu 
perichetial strongly dentate above to below middle, i 
suboblong curved; teeth pale, papillose above; segments entire; 
cilia none; pedicel very short. Stem pale or greenish red, 
sparingly radiculose; branches distant. Tufts green. i 
9.R.Lorentzii Molendo. — Hypnum M; Raphidostegiut 
Kindb. 
Leaves with more or less long gen. subulate denticulate acu- 
men; perichetial denticulate above, Capsule oblong slightl 
curved; teeth golden yellow, papillose above; segments rimose; 
cilia long; pedicel not long. Stem red sparingly radiculose; 
