92 
CL. XXI. MOXOECIA. 
polyandria. 
Calix» 
squam. 
ament. 
squam. 
ament. 
squam. 
M 
6 part. 
F 4 fid. 
squama. 
Corolla- 
F 3fid. 
squama. 
pluri- 
petal. 
M 0 
F 
4 fid. 
QUERCUS 
27 palustris 
B, humilis 
28 ilicifolia 
29 alba 
30 stellata 
obtusiloba 
31 macrocarpa 
32 lyrata 
33 olivseformis 
34 agrifolia 
663 CARPINUS 
Americana 
664 OSTRYA 
Virginica 
Habitat. Fructus^ et 
Tempus JlorendL 
swamp oak, pin oak Pens. fl. Maio. 
dwarf swamp oak Pens, 
Cbarren oak, scrubby ") Pens. fl. Maio — Georg. 
t oak, running oak 5 N. Angi. 
C Pens. N.Ang.— Georg. 
l fl. Maio. 
^ Pens. — Georg. fl.Malo. 
Pens. lllin.Ten. Kent*. 
white oak 
C post oak, iron oak, 
cbarren white oak 
over-cup white oak 
C swamp post oak, 
C water white oak 
C mossy-cup oak, 
C over-cup oak 
holly-leaved oak 
HORNBEAM 
American 
HOP HORNBEAM 
C(iron wood, 
Clever-wood) 
^Car. Georg. Ten. 
^N. Ebor. 
West N. America, 
nux ovata sulcata. 
Georg. Pens. fl. Apr 
^ semen ovatum, caps 
semen ovatum, 
inflata. 
Pens. fl. Jun. Georg. 
\ N. Angi 
665 PLA'TANUS I 2 plane tree 
occidentalis 
rbuttonwood, 
< sycamore water 
Cbeech, lobed 
666 JUGLANS 
1 regia, C. 
2 nigra 
B, oblonga 
3 cinerea 
4 traxinifolia, Willd. ash-leaved 
5 olivsetbrmis pecan nut 
6 sulcata 
amara 
7 compressa, 
squamosa 
A, microcarpa 
B, macrocarpa, 
laciniosa 
C fructus globos, sem. 
^ subrotund. 
7 Pens. fl. Maio— Georg. 
^ N. Angi. 
C drupa sicca, nux maXi^ 
C ima sulcata. 
common Pens. H. fl. Maio. 
black round-fruited Pens. fl. Maio — Georg, 
black oblong-fruited Pens. 
white walnutjbutternut Pens. fl. Maio, N. A. 
N. America. 
Illin. 
WALNUT 
squama. 
8 alba, villosa 
9 glabra, 
porcina 
10 pyriformis, 
0 beor data 
11 aquatica 
66r BE'TULA 
1 populifolia 
2 excelsa, cf. lutea 
3 davurica 
4 nigra, L. 
rubra 
^bitter hickory, white Pens. fl. Maio, Car. 
^ shell-bark, shag-bark. 
common Pens. fl. Maio, N. A. 
^ large-fruited Ohio, Pens. 
^Pens. fl. Maio, N. A, 
Ccommon hickory, 
C mockernut 
c smootl. hickory, |pens. fl. Maio, N. A. 
C red hickory, pignut j 
C heart hickory, 
X broom hickory 
water bitter-nut 
birch 
Pens. fl. Maio. 
Car. cf. fraxinifolia.^ 
amentum, semin. alata. 
^N. C^s. N. Angi. 
f (broom birch) 
X pv>plar-leaved 
tali 
Siberian 
^ red birch, black birch Pens. fl. Maio. 
N. Ebor. 
Pens. 
