(.:239;.-) 
—- XIX. Degfeription of Fucus Jur By Thomas Fenkinfon 
Ei Woodwaïrd, Efq. F. L. S. 
Read Oci. 2, 1792. 
'FUCUS DASYPHYLLUS. Tas. 23, f. 1. 
F. fronde cartilagineà ramofiffimà ; ramis filiformibus fubfimpli- - 
cibus, foliis cylindricis obtufis bafi attenuatis fparfis. 
Deft. HE frons is bright red, cartilaginous, but confiderably 
gelatinous and tender, pellucid, from four to fix inches : 
high ; divided immediately from the root, which is not fibrous but 
difcoid, into very numerous branches; thefe are either fimple or again 
flightly branched, filiform, the fize of fmall pack-thread, termi- 
nating in a blunt point. The lower part of the branches nearly 
naked; the upper clothed, but not very thickly, with leaves 
growing without order, from one to four lines long, and about 
half a line broad, the longeft below, and growing gradually fhorter 
as they approach the upper part of the branch; cylindrical, termi- 
nating in a blunt point, and very much attenuated towards their 
infertion ; in fubftance very tender and gelatinous, of a paler red 
than the branches, and fometimes tinged with green. Some of 
thefe 
