6. PoryrricHum. — Leaves abruptly contracted above the 
distinct sheath, often rigid, sometimes incurved, not crisped; 
lamellæ denseiy cohering,rarely (in one species) few (about 10), 
otherwise numerous. Capsule sometimes papillose, often with 
_angles and apophysis; calyptra densely hairy and short-acu- 
_minate, rarely (in one species) sparingly hairy and long-acu- 
 minate. ou 
1. CATHARINEA Ehrhart. 
_ À. Capsule constricted below the mouth; calyptra glabrous. 
Leaves broader at the base with rows of scales at the back. 
… 1. C. Sezwynr Austin. Atrichum Aust. ; Lesq. et James, 
Man. ; Cathurinea Kindb. mscer. 
_ Leaves undulate, broad, oblong-lanceolate, obtusate and 
bobtuse, dentate to below the middle, very chlorophyllose 
above, pellueid and sometimes rufescent in the basal part, 
_spreading when moistened ; lamellæ usually 6. Capsule nearly 
Straight. Paroecious. : . 
: B. Capsule not constricted below the mouth; calyptra sca- 
_brous at the apex. Leaves narrowed at the base. | 
a. Leaves large, not distinctly undulate, without scales at. 
the back ; costa not dentate. 
2. C. crispa James; Braithw., Brit. Moosfl. Atrichum Sul. , 
icon. musc. ; Lesq. et James, Man. ; Husnot, Muse. Gall. 
D. Leaves small, not distinctly undulate, without scales at 
the back; costa dentate above on the under side, ; 
3. C. TENELLA Rôhling; C. M., Syn. Atrichum Br. Eur.: 
 Husn., Musc. gallica. 
c. Leaves undulate, usually with transverse rows of scales 
the under side ; costa dentate above at the back. io 
4. G. uNpuLata L. Bryum L. Catharmea Web. et M.; 
Atrichum Pal. de Beauv.; Bryol Eur.: Lesq. et James, Man. 
G. xanruopezma C. M., Atrichum Lesq. et James, Man. 
 Differs in the leaves more distinctly obtuse with smaller 
eeth, the pedicel of the capsule longer and paliers "2x 
6. C. HausskNecurir Jur. et Milde; Rev. Bryol., 1891, 1. 
Atrichum Jur. et Milde; Catharinea Broth.; Catharinea ano- 
mala Brybhn; C. lateralis Maep ss un, AE 
 Differs from C. undulata in the leaves less large short-acu- 
minate and subobtuse (as in C. angustata but somewhat larger), 
the capsule smaller, nearly straight. -Paroecious or polyoe- 
7. C. rosuLara C. M. et Kindb. Atrichum C. M. et Kind 
anh.ofUanad. M 2. ei. 
HER 
