18Q 
MONOECIA, POLYANDRIA. 
nuts are known by the name of Hickory -nuts, in contradistinc- 
tion to those of Xo. 2, which are called shell-barks. The shell 
of the present species is very thick, and difficult to crack. 
The kernel is also difficult to be got at, but sweet tasted. I 2 . 
April. 
amara, 5. C. tree large ; folioles 7-9 pairs, smooth, con- 
spicuously serrated, the odd one on short pe- 
tioles ; fruit siibrotund-ov ate, above tlie suture a 
little prominent ; nut even, sub-globose, mucro- 
nate ; shell fragile, tlie kernel bitter. — Mich.f, 
Juglans amara, Mich, and others. 
Bitter-nut. White Hickory. Swamp Hickory. 
In rich woods, common. The kernel is exceedingly bitter 
and astringent. I 2 . May. 
porcina. 6. C. leaves 5-7 pairs, ovate, acuminate, glabrous i 
masculine aments compound, filiform, glabrous; 
fruit pyriform or globose; nut small, smooth, 
very hard.^ — Mich.f. 
« Gbcordata. fpyit globose ; iiut obcordate, Mich.f. Arlr. forest. 
1. p. 206. t. 9. f. 3 and 4. 
Juglans obcordata, Willd. 
^fciformis. fpuit turbiuated ; nut oblong, Mich. f. tirbr. forest. 
1. p. 209.. t. 9. f. 1 and 2. 
Juglans glabra, Willd, 
Pig JV* lit. Hog Jfut. Broom Hickory. 
The fruit of this species is not, in genera], esculent, though 
I have sometimes tasted it not disagreeable. The wood of the 
present tree is made into what are called hickory -brooms, for 
washing pavements, &c. Common. \ . April. 
367. ARUM. Gen. pi. 1387. {Aroidex.) 
Spatha cucullate . — Spadix above naked, be- 
low feminine, in the middle staminiferous. 
