436 3 : Scientific Intelligence. 
sion is into Letosperma, (11 species) and AP aig ete (14 species), each — 
sub-divided, from the size of the capsule, into Macrotheca and Micro- 
theca. One eA — with inoue eeds (L. macrothecum) 
is from “ogee and t mooth-seeded species with small pods are 
assigned to our trai pie as also one — rae siete fruited one 
(Z. salinurn), both to our eastern and our western ¢ T 
is an nse one to study, on account of the wide veouuaslll distri- 
bution, and the close connexion among the forms, which sume 
tinguish into numerous species, while ver would sibaed them rather as 
sto eet segregated derivations of a common stock, or of pie? or 
three stock 
. Kongliga Svenska Fregatten Eugenies Resa, ete. Botanik, 1 2. 
(Published i the Royal Society of Sciences * Stockholm.) Botany of 
J. 
the Galapagos Islands, by N. J. ANpERsson.—The first fasciculus of these 2 
botanical results a the Noma of the Swedish Frigate Eugenie, pub- 
lished several years ago, is a general discussion of the vegetation of the 
Galapagos, in xsi Swedish iavaiadie The second, recently issued, is an 
eer ae wed aniarum in Insulis ai fl sibus a a 
a ae by this more recent and sumed florula. The number it 
A 
ibsatal ve years past, have been “most a et and ae 
Professor a an, — “ex completed the work, so far as oo te 
to es sibustoos to Mr. Wrights coil With the nage of 
Lindig’s Venezuelan collection, we are assnred that no collection of Trop- 
ical Lichenes has ever been made which would compare with this. 
akeakt's descriptions and ae upon the more inter 
ae are published in the Proe ¢ of the American Academ pd 
Arts and rege ay and copies of ihe "publication will be nied 
subscribers to the sets. Several sets yet remain for disposal, containing 
between 144 ei 165 species. Those who desire to obtain them may 
apply to Prof..Gray, Cambridge. The indefatigable replioaiee is eo ve 
suing his botanical investigations in Cuba. 
. Observations on the Genus Unio, together with descriptions 
Species, their soft parts, and’ embryonic forms in the — re 
Tsaac Lea, LL.D., Pres. Acad. Nat. Sci, Philad., ete., ete. 
Jul) a tenth volume of Dr. Lea’s Memoirs on the Uni 
dedicated to Professor ae fries arc Twenty-five pages are 
