CRYPTOGAMIA. ALGZ, Fucus, A. With Buappers. 
A. With Buapvers. 
F, Compressed : forked: leafits pointing two ways; very 
entire: air bladders in the substance of the leaf, so- 
litary; distended. ; 
83 
nodo’sus. 
Stackh. ti. 10~E. bot, 570~Fl, dan. 146~Baster. 11. 5—Dod. 
480. 1-Ger. em. 1568. 6—Park. 1293. 6, the left hand 
lower figure~Gmel. 14 B. 15H, ox. xv. 8. row 3. 2. 
Bladders egg-shaped, . ing in the middle of the branches, 
broader sdanahe raanten: Pe cts apsatesPeped, blunt, from the 
edges of the leaf. Livy. Hard, leathery, 6 feet long, yel- 
lowish when fresh, blackish when dry. Stemt variously branched, 
flat, about 7 inch broad. ‘Trailing, entire or winged, or alter- 
nately winged and forked towards the ends. Leaves simple, in 
pairs, several from the same fork of the branch, none towards 
the bottom of the stem. Leaf-stalks very short. ‘The thicker 
leaves contain granulated fructifications in a mucus fluid. Air. 
vessels. both on the stem and on the leaves, large, elliptical, hol- 
low. Gmetin fuc. 79. The inside of the fruit is perfectly ana- 
logous to that of F. vesiculosus. Mr. Sracxnouss. 
The forked terminations of the air bladders contain seeds. 
and jointed fibres mixed with mucilage, but these cannot be, — 
observed without a microscope. pe 
Rocks and stones in the sea. P. May—Oct. 
Var. 3s Stem serrated. Licutr. 920. 
Gmel, 1. B. 2 
+ 
_F, Plant flat, forked, midribbed, entire at the edges: blad- vesiculo’sus, 
ders axillary, or on the sides of the midrib: tubercles 
in the ends of the leaves. of 
Stackh. 2 and 6—Velley. 1-Bast. ii. 11. 2-Gesn. ap. Cord. @ 
_ Schmid. ic. ligu. 1. 6-H. ox. xv. 8. row the last, 5—Clus, 
4, 21=Lob. ie. ii. 225. 1-Ger. em. 1567. 4—Park. 1293. 
11—Ger. 1378. 3. 
The bladders at the divisions of the leaf in pairs, the others 
solitary. Turns red in decay. The bladders in the substance 
of the leaf contain the fructifications, Linn. ‘swec. m. 1145. 
Plant about a foot high, thick, leathery. Leaves 4 to 1 inch in 
breadth. Bladders elliptical. SrackHouse. } 
This plant is subject to considerable. varieties, the chief of 
which are Sp 
1. Bladders in pairs; axillary. F. divaricatas. Sp. pl. H. ox. 
xv. 8. LF j 
2. Bladders in paire at the sides of the midrib, the axillary ones 
solitary, 
c2 
