Pilularia .] 
FERNS. 
55 
at tlie side of the pond, in Wike Farm, Sion Lane, Isleworth ; near the ladder 
stile, Osterley Park, near Brentford, Middlesex; and 4 miles south of Dorking 
(abundant), Mr. J. Beevis. Meadows of Long Leet, Wiltshire, Mr. Rowden. 
Near Warrington, Lancashire, and Denbighshire, Mr. W. Wilson. Sussex 
and South Kent, Rev. G. Smith. Norfolk, Miss Bell. Near Braunston, 
Leicestershire, Rev. A. Bloxam. Somerset, Mr. A. Southby. Warwickshire, 
Rev. W. Bree. Round Howe, near Richmond, Yorkshire, Mr. J. Ward. 
Heanor, Derbyshire, and Colwick, Notts, Dr. Howitt. Middleton-one-row, 
Durham, Mr. R. Bowman. Field behind Heawood Flail, Alderley, Cheshire, 
Mr.H. Watson. — Wal. : Near Wrexham, Mr. J. E. Bowman. — Sco. : Dal- 
meny Woods, near Edinburgh, Mr. W. Brand. Orkney, Rev. C. Clouston. 
Balmuto, Miss Boswell. Carlowrie, Mr. Falconer. — Ike.: Lawn of the Ob- 
servatory, Dunsink, Mr. Kelly. Not uufrequent in Ireland, Mr. Mackay. 
Geo. — Throughout Europe, and from New York to Pennsylvania in North 
America. 
PILULARIA.— PILL-WORT. 
(From Ptlula, a little Pill, from the shape of its seed-vessels.) 
PLATE OF GENERA, FIG. XVII. 
PILULARIA GLOBULIFERA. 
CREEPING PILLWORT. PEPPER- GRASS. 
(Plate 4, fig. 10.) 
Cha. — L eaves filiform. Stem creeping. Receptacles coriaceous, 
hairy, nearly radical. 
Syn. — P ilularia globulifera of all Botanists. 
F'ig. — E. B. 521. — Bolt. 40. Flo. Dan. 223. — Hook, in Flo. Lon. 83. 
Df,s, — Stem very long, cylindrical, and creeping close to the 
ground, throwing off at intervals of half an inch or more several 
simple, very small, smooth, radical fibres, and from the same part 
upwards 2 to 6 filiform, hollow, green leaves, about 2 inches long, 
among which, at their base, grow one or two receptacles, not radi- 
cal, as generally said, but attached to the upper part of the stem, 
and therefore, although near the roots, not attached to them. The 
receptacles are round, like a pepper-corn" (hence the name of the 
plant), brown and hairy. The spores are, according to Sir J. E. 
Smith, oblong, contracted in the middle, and slightly pointed at 
one end. 
Sit. — P ools of water, edges of lakes, &c. not uncommon. 
Hab. — Bomere Pool,. Salop, Rev. E. Williams. Coleshill Pool, Warwick- 
shire, Rev. W. Bree. Beam Fleath, near Nantwich, Cheshire, Mr. J. E. 
Bowman. Prestwich Car, Northumberland, Mr. R. Bowman. In a small 
pool between Okeshot Hill aud Claremont Park, Surrey, Mr. H. Watson. 
Near Richmond, Yorkshire, Mr. J. Ward. Sussex (Mr. Borrer), Rev. G. E. 
Smith. Grosvenor and Roche, Cornwall, Jones’s Bot. Rambles. Filby and 
Hopton Commons, near Yarmouth, Mr. Paget. Once and perhaps still in the 
ponds at Roehampton, Surrey, and on Iver Heath, Middlesex, G. F. Once 
