241 
2. Borrera ephebea; thallo cinereo-pubescente, laciniis erec- 
tiusculis complicatisque ‘subteretibus ramosis filiformi- 
attenuatis subtus subcanaliculatis concoloribus, apotheciis 
sparsis disco nigro, margine thallode subinflexo pubes- 
centi-ciliato. Ach. Lich. Univ. p. 501. Syn. Meth. Lich. 
p. 223. i 
Has. Valley of Lima. 
3. Roccella fuciformis; thallo plano cinereo-virescente dicho- 
tome laciniato, laciniis attenuatis, apotheciis marginali- 
bus. Ach. Lich. Univ. p. 440. Syn. Meth. Lich. p. 244.— 
Lichen fuciformis. Linn.—Engl. Bot. p. 128. — i 
Has. Rocks on the sea-shore, about Lima; abundant. 
. This Archil has been chemically analyzed by Mr. Mackin- 
tosh, and found to yield a very inferior dye, so as scarcely 
to be worth gathering as an article of commerce. The true 
R. tinctoria, (if it be indeed a distinct species,) with terete 
_ fronds, probably grows on the same rocks with it; as I have 
seen them both in the Scilly Isles: and is, I believe, always 
found to yield a more beautiful and valuable colouring matter. 
ALGAE. Linn. 
E Sargassum vulgare. Ag.—Fucus natans. Auct. 
Has. The Pacific Ocean. 
JOURNEY TO THE ALTAIC MOUNTAINS. 
Ix the Second Part of Vol. I. of this Miscellany, I announced 
the intended publication of the result of Professor Ledebour's 
visit to the Altaic Range of Mountains. Considerable pro- 
gress has now been made in this work. The first volume of 
the beautiful Icones Plantarum has appeared; the first, also, 
of the Flora Altaica, and two volumes of Travels. The 
latter abound in interesting matter: they give an excellent 
Picture of the country and its inhabitants, detail the diffi- 
VOL, II. R 
