140 
CRYPTOGAMIA. ALG. Conferva. (6) Threads 
. joimted. 
Bushy like the tail of a fox. Ray Syn. 59. . Olive green, 
with age changing to brown. ‘The knotted joirits only visible 
on the primary branches. Major Veuiey. 
Mr. Hudson has quoted this Synon, from Ray on the autho. 
rity of Petiver’s Herbarium, but Mr. Stackhouse remarks that 
_ Ray’s species stands amongst the kinds without knotted joints. 
-_ ‘This however may easily happen, the joints being hardly visible 
parasit’ica. 
zgagro'pila.C. Very much branched; branches extremely crowded, 
without a Lens. 
Stones and rocks in the sea, between Dover and Margate, 
and the Isle of Walney, Lancashire. [Penzance. Mr. Stacx- 
HousE. | P. Jan.—Dec, 
C. Branches doubly winged. Huns. ; 
Threads an inch long, brown. Branches nearly an inch long ; 
little win inted. Huns. 2, 47. es 
On Fuci on the coasts of Yorkshire, Cornwall,. and Dor. 
setshire, not very common, 
proceeding from a centre and forming a round ball. 
Green ; of the size of a walnut, exactly spherical, loose, not 
adhering to stones. Threads knotted, green, the knots brown, 
growing as close as the balls found in the stomachs of animals, 
no solid body in the centre from whence they might be supposed 
- to shoot. Linx. Bright green, in balls of an irregularly sphe- 
t 
tical figure, from 14 to 3 inches diameter, and from their exter- 
nal to the internal surface about Linch, most compact nearest 
the surface, covered on the outside with short villi. 
“Phil. Trans. vol. 47. p. 499. - , 
In mountainous lakes. Wallingfen Moor, Yorkshire. In 
a lake 12 miles west of Hull, the water of which is sometimes 
rendered a little brackish at high tides from the Humber with 
which it communicates, In many places the bottom of the lake 
is covered with these balls like a pavement, and many are left 
dry on the shores every summer. Mr, Drxon ix PA. trans. ib. 
[In a large pool called the White Sich, on a common between 
Shiffhall and Newport, Shropshire.]. P. Jan.—Dec. 
BYS'SUS. Sussraxce like fi 
simple or feathered. 
(1) Thread-like. 
ATSON 7# 
ne down or velvet, 
Flos-a'que.B, Threads feathered » swimming upon water. 
In the middle of summer it rises and mixes with the water 
which in consequence becomes greenish and turbid, hardly 
drinkable for several days, but every night it subsides. towards 
apa s 
