, 
CRYPTOGAMIA. HEPATIC. Riccia. 
Pools about Hadley, Suffolk. Buppie zz Dill. 537. [Saw 
ston brake Cambridgeshire. Mr. Ricein: J A. Aug.—Oct, 
R, Leaves smooth; deeply divided: acute. 
Dill. 78, 11-Mich. ae 6, maguified-Schmid. 45. 5, ends of 
the segments blu 
Shoots hardly a ies in cts igre forked, entire and 
pointed, or else notched at the ek: In the substance, and to. 
wards the base of the leaf, in the month of October we may ob- 
serve greenish globules, changing to brown and then to black. 
On Black Heath fo = eee Ditt. In rags that 
have been overflowed. ov. Dec. 
R. Leaves smooth, channelled, 2-lobed, blunt. 
Schmid. 44. 1-Hedw. theor. 29. 165 to 174-Vaill, 19. 1- 
F?, dan. 898, 1=Mich. 57.4~—Dill. 78. 10-Buxd, ii. 5, 5e 
I have frequently observed black spots immersed in the sub- 
stance of he leaves, which are what Micheli has described as 
copa full of seeds, and which has been since clearly ascer. 
ained by Hedwig. Mr. Woopwarp. Leaves small, the under 
<ie firmly fixed to the ground, adhering. at the base to each 
other, deeply divided, Potticxu. whitish green, thick, slippery, 
very smooth, broadish, furrowed on the upper side, frequently 
forked ; segments blunt. Weser, . Growing in a circular form. 
Leaves iy issuing from. a centre, often cloven. Roots. fine 
black fibr m the under surface of the plant which floats on 
the water, ne hist. I have never seen it on the water, but in 
gamed 
rowing with Targionia Spherocarposy and at the same time. 
Mr. Woopwarp. In clover stubbles near Bungay, 8 Suffolk, 
requent. Mr, Sronz.] A. Oct —April. 
R. Leaves forked ; strap-thread-shaped. 
Vaill. 19, 3-Dill. 74. 47—Mich. 4. 6-E. bot. 251—Pet. mus. 
2. 253—F/, dan. 27 5. 
having myself seen its fructifications, it is still a doubt 
whether it really belongs to this genus. Linn. Floating in stag 
nant water ; brown green in spring, pure green in summer. Di 
Ditches and sides of pools. 2 Viiewedhi. 
869 
min’ima. 
glau’ca. 
flu’itans, 
