130 CRYPTOGAMIA. ALGZ.- Conferva. (3) Threads 
inosculating. 
- Stones and rocks in the sea.on the coasts of Hampshire and 
Dorsetshire. ; A. May—Oct. 
(3) Threads growing into one another. 
reticulata. C. Threads uniting so as to form a sort of net-work. 
Dill, 4.14—Pluk. 24. 2-H. ox. Xv. 4. row 3. 4—Pet. gaz. 
Se oF . 
Whole plant resembling a net, green, the meshes 4 to 6 
cornered. Retu. Silky, shining, green. ‘Threads solid, nearly 
as thick asa hair, connected so as to form a net, with meshes 
of 4, 5, or 6 sides. Ditu. 
Ditches and pools about Hounslow. A. May—Oct. 
(4) Threads hairy. 
intertex’ta. C, But little branched ; branches short, of equal thick- 
ness ; substance a closely interwoven texture with- . 
~ out a mid-rib. 
Specimens sent by Major Velley from Weymouth, and by 
Mr. Stackhouse from the Cornish coast. Hardly an inch high, 
branches few, about the thickness of common packthread, the 
fibres closely matted together so as to forma dense substance 
like the felt of a man’s hat. I am doubtful if it be not proper- 
ly a sponge. 
spongio’sa. C. Little branches very short, undivided, tiled on all sides. 
Hups. 596. Mes, | 
’ Hy ox. XV. 9. row 2. G.- 
Shoots 4 inches long, growing in a circular form. Branches 
= Fe few, tough, black, wholly covered with greenish short fibres. 
iH. ox. p. 650. 6. Rises from a single stem, 2 or 3 inches high ; 
branches and their subdivisions Tl of one size. When frst 
taken up it is like a wet sponge, which is caused by very fine 
filaments on every part of its surface, which point upwards and 
, retain the water. Colour very dark brown, inclining to black. 
Mr. SrackHouse. 
Rocks and stones in the sea.. [Sandy crevices at low water 
mark, near Fowey, in Cornwall, Mr. Stacxuouse.} 
7 P, Jan.—Dec. 
equisetifo’-C. Jointed, branched : branches aw]-shaped, forked, in ° 
lia, whirls, 
: H, OX. XV. 9. row 2. Fe : 
~ Size of a packthread, 3 or 4 inches long ; red. Stem branch- 
ed. ranches generally alternate, taper, lower ones the longest 5 
these and their subdivisions closely covered with whirls of short 
