54 General Netes. [ January, 
Crass II. Funct. 
Sub-class Zygomycetes. 
er Mucorinz. 
Sub-class Odmycetes. 
Orders Persea and Saprolegniacee. 
ub-class Carpomycetes. 
Orders, Uredinee, Ustilaginee, Maldnnine and Ascomycetes (the last including 
the Sub-order Lichen ie 
Crass III. Ac 
Sub- An Zygophyc 
Orders Sostoonisae Hydrodictyee, Confervacee, nee. Ulwaceea, Botrydiea, 
d Congugate (the last including the Sub- orders Desmidiee, Diatomacee, Zyg-. 
memacee a aad Mesocarpee 
ass Odphyceze 
Orders Volvocinee, Siphonec, Spheres iipeniacen, Fucacee and Pheo- 
Spor 
Sub-class Conspiveen 
Orders Coleochetee and Floridee. 
No change is ores in — se J other than So . it as one of the primary 
div he the vegetable kingdom 
- MUSCINE. 
No hos is proposed in this division. 
IV. VASCULAR CRYPTOGAMS. 
Is 
Orders Fivices (including Ophioglossacee) Lycopodiacee and Egutsetacee. 
eterosporia. 
Orders Rhizocarpee and Selaginellacee. 
BotanicaL Nores.—Planchon reports the advent of the Ameri- 
can grape mildew (Peronospora viticola) in the vineyards of 
France, and Pirotta reports its presence in the Italian vineyards in 
the Appennines, omas Meehan has prepared a valuable 
paper on forests and forestry for the forthcoming Report of the 
State Board of Agriculture of Pennsylvania, the advance sheets 0 
which have been received. After a careful personal examination of 
the forests of portions of Pennsylvania, Virginia, North Carolina 
and Tennessee, he concludes “that there is much more timber in 
the country than people generally believe, though at present in 
; localities not convenient, as a general thing, to market at paying 
prices.” He notes the great rapidity of growth in the trees of the 
region examined, as contrasted with their slow growth in Europe, 
and maintains that with proper care and culture, good payee a 
he 
In t 
timber can be grown in from fifteen to twenty years. 
Fournal of Botany for November, Henry Trimen has an interest- — 
ing article “ On the plant affording Ceara India rubber.” It is a 
Brazilian tree (Manihot glaziovii) now grown in Ceylon, and it 
_ promises to become a valuable rubber-producing tree. In the 
October Bulletin of the Torrey Botanical Club, Mr. Le Roy 
reports a remarkable case of duration of vitality of the seeds of 
an undetermined Cucurbit from Patagonia. Seeds from a speci- 
men collected by the Wilkes Exploring Expedition between 1838 
