— 16 — 



bl). Leaves with short double or indistinct costa. Endostomial 

 segments short or rudimentary. Paraphyllia few or wanting. 



III. Eu-Neckera. Leaves undulate sublinear-ovate; middle 

 and lower cells gen. narrow. Capsule often immersed. Often 

 monoecious. 



IV. Leiophjilum. Leaves not undulate often short; middle 

 cells sometimes wide. Capsule gen. long-exserted. Bran<'he8 

 often flagelliferous. Dioecious. 



B. Capsule annulate. Stem not distinctly pinnate. 

 V Homalia, Leaves not undulate; costa sometimes simple 

 but abbreviate. Capsule long-exserted. Branches not flagelli- 

 ferous. Monoecious or dioecious. 



I. Douglasiella Kindb. 

 l.N.Douglasii Hooker. 



Leaves large undulate with cordate base, sublinear-lanceolate 

 broad acuminate, faintly denticulate below acumen sometimes 

 to middle, entire in lower part, only at angles sinuolate; teeth 

 of acumen sometimes hooked; cells gen. fusiform-linear orange 

 at insertion, alar short wide. Perichotial leaves filiform -pointed. 

 Capsule red oval-oblong;- pedicel us. triply longer; teeth pale 

 yellow. Plants pale green, finally becoming whitish. Stem 

 very long; flagellfe often longish. Trees and rocks. Amer. Pacif. 

 distr. Can.: Macoun. U. S.: Bolsender, herb. Lesquereux, com. 

 Renauld. 

 2.N.cephalonica Juratzka; Kindb. rev. bryol. 1895. 



Leaves small not undulate and not distinctly cordate, from 

 broader and entire basal part gradually tapering to the long 

 subulate often filiform-pointed acumen; its teeth not hooked; 

 cells narrow sublinear at insertion yellowish, alar not distinct. 

 Stem short. Capsules unknown. Dioecious. — Eur. r. sGreece: 

 Unger»: Juratzka. {Africa, Madeira: Liebetrut, com. C. Mueller.) 



II. Menziesiclla Kindb. 



A. Capsule immersed longer than pedicel; segments as high as 

 teeth or higher. Leaves finally brown. 

 S.N.Menziesii Hooker; Sullivant icon. muse. 



Leaves sublinear broader below, faintly denticulate above 

 middle; apical and alar cells dilated, the others narrow. Capsule 

 Buboval; teeth orange. Branches us. distant with numerous 

 flagellse. Stem often very long. — Rocks and trees. Amer. 

 Pacif. distr. not r. Can.: Macoun. U. S.: Roell; Mrs L. C. 

 Feely; Henderson, com. Cardot, 



