4 MUSCI-ACROCARPI-GYMNOSTOMI. [Sphagnum. 



p. 1 156. E. Bot. t. 2027. Muse. Brit. ed. 2. p. 8. t. 5.— -P. acau- 

 lon, (3. Linn — Bill. Muse. t. 32. f. 12. — /3. minus, leaves entire. 

 Moist banks, common. — /3. near the sea, Torquay, Devon. Fr. Spring. 

 — The innermost leaves are sometimes almost hemisphaerical, and a tuft 

 of the plant looks like clusters of little bulbs, frequently tinged with 

 brown, and glossy. 



9. P. cuspiddtum, Schreb. (cuspidate Earth-moss); stems 

 sometimes elongated, leaves ovato-acuminate erect entire, nerve 

 reaching to, or beyond, the point. Muse. Brit. ed. 2. p. 8. 

 t. 5. — a. apiculatum, leaves apiculate. P. cuspid. Schreb. de 

 Phase, t.l.f 1—5. Turn. Muse. Hib. p. 3. Fl. Brit. p. 1 155. 

 E. Bot. t. 2025. — P. Schreberianum, Dicks. — Fl. Brit. p. 1155. 

 E. Bot. t. 2026.— P. curvisetum, Dicks. Cr. Fuse. 4. t. 10. 



/. 4. Fl Brit. p. 1154. E. Bot. t. 2259.— P. Carniolicum, et 

 elatium, Web. et Mohr. — P. acaulon, a. Linn. — (3. piliferum ; 

 leaves hair-pointed. P. piliferum, Schreb. de Phase, t. l.f. 6 — 

 10. Fl. Brit. p. 1151. E. Bot. t. 1888. 



Hedges, fields, and moist banks. Fr. March. — A common but very vari- 

 able species in the size of the plant, length of the stems, more or less 

 apiculated or piliferous foliage and in the straightness or curvature of 

 the seta. For further remarks upon this species, see Muse. Brit. I. c. 



*### Conferva-like shoots none. Leaves more or less ovate. 

 Seta elongated. 



10. P. bryoides, Dicks, (tall Earth-moss) ; stem elongated, 

 leaves ovate apiculate, capsule elliptical. Dicks. Cr. Fasc. 4. 

 t. 10./. 3. Fl. Brit. p. 1154. E. Bot. t. 1180. Muse. Brit, ed, 2. 

 p. 10. t. 5. — P. gymnostomoides, Brid. Meth. p. 7. 



Banks and fields in England, principally in the south, rare. Fr. Spring. 

 — Habit of a Gymnostomum; but at once distinguished by the ellip- 

 tical capsule and its union with the lid. Resembling, too, in minia- 

 ture, the Voitia nivalis from the Carinthian Alps. 



11. P. rectum, With, (straight- stalked Earth- Moss); stem short, 

 leaves ovate with a short point, capsule globose nearly erect. 



With. Bot.Arr. ed.^.p.77\.t.\S.f.l. Turn. Muse. Hib. p. 4. 

 FL Brit. p. 1153. E. Bot. t. 330. et p. 905. Muse. Brit ed. 2. 

 p. 10. t. 5. 



Banks and fields, rare in Scotland, more frequent in England and 

 Ireland. Fr. Spring. — This has the habit of Weissia Starkeana, with which 

 it frequently grows intermixed, and from which it is known by its glo- 

 bose capsule. Leaves often reddish. Capsule red-brown. 



12. P. curvicollum, Hedw. (crooked -stalked Earth-Moss); stem 

 short, leaves narrow-ovate acuminated, capsule globose, seta 

 curved. Hediv. St. Cr. v. I. p. 11. E. Bot. t. 905, (not t. 330). 



Moist banks in England. Fr. Spring. 



Subsect. II. Lid deciduous. Mouth of the capside naked. 



Gymnostomi. 



3. Sphagnum, Linn. Bog-Moss. 



Receptacle pedunculated, its peduncle resembling a fruitstalk. 



Capsule sessile on the receptacle, its lid deciduous, its mouth 



