-80 
granula'ta. 
utricula’ta. 
eris’pa. 
CRYPTOGAMIA. ALG. Tremella. 
Tr. Green, spherical, clustered, containing a fluid. E. lot, 
E. bot. 324—Fi. dan. 705-Dill. 10. 17. 
From a ish mucilaginous ground, of no determinate 
figure, arise ttle heads, crowded together, green, at first sit. 
ting, but when older supported on short pedicles. These heads 
are globular, -hollow, filled with a watery fluid. When this 
fluid is wasted by the heat of the sun, or lost by the bursting 
of the heads, the top of the picve subsides, and seems hollow, 
or as if cut off. Skin of the heads thin, shining, when ripe 
changing to grey and then to whitish. Dru. 55. Babe 
‘Sides of the ditches and in dried up ditches between New- 
ington and Hackney. Ditt. About Charlton, Kent. Huns. 
Near the edges of ponds and ditches'on the road to Histon, 
Cambridgeshire. Rein, supp/, 1. 26.2.1033, A. Oct.—May. 
Tr. Green, sitting, tubercled ; tubercles hollow. 
Hoffm. crypt. 1. 8. 2-Dill. 10. 16-Mich. 67. 2. 
. eer widely over rocks and stones under water, green, 
stiffish, brittle, ¢ to 2 inches thick, rather shining, sometimes 
‘smooth. Tuxbercies hollow within, from the size of a pea to that 
of a hazle nut. Huns. x. 6, Dull green, variously folded in 
the central part, dilating when immersed in water into various 
hollow bags. Dit. 54. 
On stones and rivulets about Pentir and Llanberris. Dut. 
Mountainous rivulets in Westmoreland and Cumberland. Near 
Tideswick, Derbyshire. A P. Jan.—Dec. 
Tr. Dark green, tender, cured ; growing on the ground. 
Dill. 10. 12. 
Very thin; of a fine green colour. Expanded on, and 
slightly adhering to the earth, but without any apparent roots. 
Dit. 52. é 
Ulva Lactuca, y Huds. 567. Ulva crispa. Lightf. 9723 
and Bot, arr. ed. ii. Ray Syx. p. 64. 2. 12. 
verruco’sa. 
hemisphz'- 
rica. 
At the bottom of walls and houses, in moist shady places. 
~ : Nov.—F eb. 
Tr. Bright green, tubercled, solid; wrinkled. 
Very tender bright green. Huns. Jelly-Jike, dull green, 
forming a membrane composed of 2 lamina, variously contorted. 
= minute roundish grains, united together. GMELIN. 
© 227. ; 
_. On stones in clear brooks and springs. ‘P. Jan.—Dec. 
Tr. Bright green, hemispherical; scattered. 
Wieg. obs, 2. Se 
