WALNUT FAMILY. 485 
2. Hicoria minima (Marsh. ) Britton. Bitter-nut. Swamp Hickory. (Fig.1152.) 
Juglans alba minima Marsh. Arb. Am. 68. 1785. 
Juglans sulcata Willd. Berl. Baumz. 154. 1796. 
Carya amara Nutt. Gen. 2: 222, 1818. 
Hicoria minima Britton, Bull. Torr. Club, 15: 284. 1888. 
A slender tree, sometimes 100° high, with trunk 3° 
in diameter, the bark close and rough. Bud-scales 
6-8, small, valvate, caducous, young foliage puberu- 
lent, becoming nearly glabrous; leaflets 7-9, sessile, 
long-acuminate, lanceolate or oblong-lanceolate, 3/-6/ 
long, 14’-1 4’ wide, the lateral ones falcate; staminate 
aments slightly pubescent, peduncled in 3’s at the 
bases of shoots of the season or somet'mes on twigs of 
the previous year; lobes of the staminate calyx about 
equal, the middle one narrower; fruit subglobose, nar- 
rowly 6 ridged 1/-114’ in diameter; husk thin, tardily 
and irregularly 4-valved; nut little compressed, not 
angled, short-pointed, 9/’-12’’ long, thin-shelled; 
seed very bitter. 
In moist woods and swamps, Quebec to southern On- 
tario and Minnesota, Florida and Texas. Ascends to 3500 
ft.in Virginia. Wood hard and strong, dark brown; weight 
per cubic foot 47 lbs. May-June. Fruit ripe Sept. -Oct. 
3. Hicoria aquatica (Michx. f.) Britton. 
Water Hickory. (Fig. 1153.) 
Te Crs aquatica Michx. f. Hist. Arb. Am, 1: 182. fl. 5. 
Car see aquatica Nutt. Gen. 2: 222. 1818, 
Hicoria aquatica Britton, Bull. Torr. Club, 15: 284. 1888. 
A swamp tree, attaining a maximum height of about 
r1oo® and a trunk diameter of 3°, the bark close, the 
young foliage pubescent, becoming nearly glabrous when 
mature. Leaflets 9-13, lanceolate, or the terminal one 
oblong, long-acuminate at the apex, narrowed at the 
base, 3/-5’ long, 14’-1’ wide, the lateral strongly falcate; 
staminate aments and calyx as in the preceding species; 
fruit oblong, ridged, 1/-114’ long, pointed; husk thin, 
tardily splitting; nut oblong, thin-shelled, angular; 
seed bitter. 
In wet woods and swamps, Virginia to Florida, west to 
Illinois, Arkansas and Texas. Wood soft, strong, dense, 
dark brown; weight per cubic foot 46 lbs. March-April. 
Fruit ripe Sept. —Oet, 
4. Hicoria ovata 2 (Mill, ) pepe Shag-bark. Shell-bark Hickory. Ss RUS As) 
Juglans ovata Mill. Gard. Dict. Ed. 8, No. 6. 1768. 
Carya alba Nutt. Gen. 2: 221. 1818. ae Juglans alba I,. Nee 5 
fTicoria ovata Britton, Bull. Torr. Club, 15: 283. 1888. 
A large tree, sometimes 120° high, with a trunk di- | 
ameter of 4°; bark shaggy in narrow plates; young 
twigs and leaves puberulent, becoming glabrous. 
Leaflets 5, or sometimes 7, oblong, oblong-lanceolate 
or the upper oboyate, acuminate at the apex, narrowed 
to the sessile base, 4’-6’ long, those of young plants 
much larger, bud-scales 8-10, imbricated, the inner be- 
coming very large and tardily deciduous; staminate 
aments in 3’s, on slender peduncles at the bases of 
shoots of the season; middle lobe of the staminate calyx 
linear, longer than the lateral ones; fruit subglobose, 
11¢’-24’ long; husk thick, soon splitting into 4 valves; 
nut white, somewhat compressed, 4-celled at the base, , 
2-celled (rarely 3-celled) above, pointed, slightly / 
angled, thin-shelled; seed swect. 
In rich soil, Quebec to southern Ontario and Minnesota, 
south to Florida, Kansas and Texas. Wood strong and 
tough, light brown; weight per cubic foot 52lbs. Some- 
times called White Walnut. May. Fruit ripe Sept.—Nov. 
