Fani. 2. Anomodontacese. 

 Leaves generally papillose; borders sometimes recur- 

 ved; upper and middle cells oval-rhombic or rotundate; 

 costa simple. Peristome double or (in Lindbergia) simple. 

 Calyptra cucullate. 



Fam. 3. FabrQniaceee. 

 Leaves smooth ; borders not (or faintly near the base) 

 recurved; upper cells suboblong or narrower. Peristome 

 mostly simple. Calyptra cucullate. Plants mostly small, 

 not tree-like. 



Fam. 4. Endotrichacese. 

 Leaves smooth ; borders not or indistinctly recurved ; 

 upper cells lanceolate-linear. Peristome double. Calyptra 

 mitriform. Plants robust; stem treelike. 



Tribe 2. Dicholepidese. 



Endostomial segments carinate or marked with a 

 longitudinal line, not united. 



A. Stenolepidece. Endostomial segments narrow 

 (distinctly narrower than the exostomial teeth). 



Capsule symmetric, not curved. Calyptra sometimes 

 mitriform. Leaves not falcate. 



a. DisiichophyUm. Leaves distichous. 



Capsule sometimes immersed. Leaves smooth (not 

 papillose). 



Fam. 5. Neckeracese. 



Upper leaf-cells generally short an.d wide. Pedicel 

 of the capsule smooth. Calyptra cucullate or (in one 

 species) mitriform. Stem sometimes with paraphyllia. 



b. Poly stichophy lice. Leaves plurifarious. 

 Capsule exserted; pedicel smooth or (in Daltonia 



and Helicodontium) rough. Leaves often papillose. 



Fam. 6. Leptodontacese. 

 Stem tree-like ; branches often circinnate ; paraphyllia 

 often present. Leaves smooth; cells more or less dilated. 

 Calyptra cucullate. 



