— 405 — 



minute ceRpitulose. — On sand and earth r. Eur. »Mediterr. 

 distr.»:Husnot. Amer. »U. S.»: Leeq. et Jam. 

 III. Eu-Phascum. 



A. Capsule with distinct lid; calyptra very papillose. 

 e.Ph.rectum Withering. — Pottia Mitten; Braithwaite. . . 



Leaves entire papillose suboblong or subobovate. Capsule 

 oval-globose exserted; pedicel straight; calyptra cucullate. Stem 

 simple. JBur. r. Engl: Wood. France: Le Jolis. Greece: Orpha- 

 nides. Italy: Arcangeli. 



B. Lid not distinct. Calyptra smooth or faintly rough, 



a. Stem and pedicel indistinct. Plant subgemmiform. 

 T.Ph.Floertei Weber et Mohr. — Microbryum Schimper. 



Upper leaves papillose us. oval-ovate acuminate gen. entire, 

 erect or patulous; their point reflexed when dry. Capsule sub- 

 globose immersed; cal3'ptra short us. mitriform. — Eur. r, 

 France: Brebisson. Amer. »U. S.»: Lesq. et Jam. 



b. Stem distinct often divided. Pedicel distinct. 

 S.Ph.acaulon L. 1753. — Ph. cuspidatum Schreber 1770.- 



Upper leaves entire erect oblong-lanceolate often nearly smooth. 

 Capsule oval-globose not or scarcely exserted above perichetial 

 leaves; pedicel sometimes curved. Calyptra, gen. broad sub- 

 cucullate, r. short mitriform. — Eur. common in plains on 

 fields. Sweden! Amer. U. S.: Sullivant, com. C. M. 

 * P.piliferum Schreber. 



Leaves narrower, piliferous by costa; upper cells smaller more 

 rotundate. — Eur. Sweden! Amer. Can.: Drummond. 

 9.Ph.curvicollum Ehrhart. 



Differs from Ph. acaulon: Upper leaves longer acuminate 

 slightly sinuolate near apex. Capsule wholly exserted; pedicel 

 curved longer; calyptra narrow cucullate. — Eur. r. Sweden; 

 J. Persson. France: Brebisson. 



IV. Mildeella Limpricht. 

 lO.Ph.bryoides Dickson. — Pottia Mitten.' 



Upper leaves ovate-lanceolate or r. acuminate, entire; costa 

 us. long-excurrent. Capsule suboval; lid distinct with subulate 

 beak; pedicel red. Stem 2 — 10 m. m. high. — »Peristome 

 rudimentaryi: Limpricht. — Eur. not r. Germany: Ahnfeldt; 

 Roell. Austria: Schmidt. Amer. »U. S. »: Lesq. et Jam. 

 ll.Ph.Subexsertum Hooker; C. M. syn. 



Differs from the last: Upper leaves crenulate-papillose above, 

 sparingly chlorophyllose. Capsule globose; lid not distinct; beak 

 thick; pedicel reddish yellow. Stem 5 — 8 m. in. .high. — . 

 Amer. r. Can.: Drummond, com. Macoun. 



