BICLINIA AMENTACEJE. AlnUS, 
62 $ 
Betula Alnus. Sp. pl. 1394. 
Icon. Engl.lot . 1508. Loss, pruss. t. 1 . 
On the banks of rivers, in the interior of Canada, and 
on the north-west coast. Tj . April, v. v. A large 
tree, known every where under the name of Alder . 
2. A. foliis oblongis acutis basi rotundatis duplicato-serratis, 
petiolis venisque subtus pilosis, axillis venarum nudis, 
stipulis ovato- oblongis. 
A. undulata. Wjlld. sp. pl. 4. p. 336. 
Betula Alnus crispa. Mich.Jl. amer. 2. p. 181. 
Betula crispa. Ait. kew. 3. p. 339. 
In Canada and on high mountains, in sphagnous swamps, 
of Pensylvania. ^ * April, v.v. A shrub not above 
three or four feet high. 
3. A. foliis obovatis acuminatis venis et axillis venarum sub- 
tus pilosis, stipuds ellipticis obtusis, Willd. sp.pl. 4. 
p. 336. 
Betula serrulata. Ait. kew, 3. p. 338. 
Betula rugosa. Ehrh. heitr. 3. p. 21. 
Icon. Allot, insect . 2. t. 92. IVangh. amer. 
In swamps and cn river sides j common every where* 
• March, v. v. A shrub from six to ten feet high, 
growing in close thickets. 
696. CARPINUS. Gen.pl. \44g. 
l.C. foliis oblongo- ovatis acuminatis inaequaliter serratis, 
strobilorum squamis tripartitis, lacinia intermedia ob- 
liqua ovato-lanceolata uno latere dentata. — Willd. sp. 
pl. 4. p. 4 68. 
C. virginiana. Mich. ari. 3. t. 8. 
In shady woods and hedges : Canada to Florida. ^ * 
May. v. v. This species of Hornleam resembles the 
European very much, and its wood is of the same 
qualities : it rises to about fifteen feet high. 
697. OSTRYA. Mich. gen. 223. 
1. O. foliis ovato-oblongis basi subcordatis acuminatis inae- 
qualiter serratis, strobilis oblongo-ovatis erectis, gemi- 
nis acutis. — Willd. sp. pl., 4. p. 469. 
Carpinus virginiana. Ait. kew. 3. p. 363. 
Icon. Allot, insect . 2 .p. 151. t. J5. Pluh alni . t. 156. 
/• X. 
In shady woods : New England to Carolina. . May* 
crisps . . 
serrulata . 
americana , 
virginica „ 
