162 Order SAPINDALES 
1. Juglans nigra L. Black Walnut. 
Along streams mostly in the eastern part of the state. Lincoln; 
Long Pine; Naponee; Nebraska City; Wahoo; Wymore; Weeping 
Water. 
2. Juglans cinerea L. Butternut. 
Found in the southeastern part of the state. Nebraska City; Weep- 
ing Water; Wymore. 
2. Hicoria (Carya). 322. 
Bud scales valvate, 4-8, falling soon after the bud opens; fruit 25-35 
mm. long, husk thin with wing-like ridges, nut bitter, not edible. 
1. H. minima. 
Bud scales imbricated, 8-12, the inner elongating when the bud 
opens and tardily deciduous; fruit 35 mm. or more long. 
Bark shaggy; nuts with thick whitish shells, edible. 
Leafiets 3-5; nuts rounded at the base. 2. H. evatas 
Leaflets 7-9; nuts pointed at the base. 3. H. laciniosa. 
Bark ridged, rough but not shaggy; nuts with brownish shells. 
4. Hale 
1. Hicoria minima (Marsh.) Britton. Bitter-nut. 
Common along streams in the southeastern part of the state. Cass 
county; Lincoln; Nebraska City; Platte River; Peru; Wabash; Wy- 
more; Weeping Water. 
2. Hicoria ovata (Mill.) Britton. Shagbark or Shellbark Hickory. 
Along the Missouri in the southeastern part of the state. Nebraska 
City; Peru; Plattsmouth; Richardson county. 
3. Hicoria laciniosa (Michx. f.) Sarg. King Nut. 
Rare in Richardson county. 
4. Hicoria alba (L.) Britton. Moekernut Hickory. 
Rare along the Missouri in the southeastern part of the state. 
5. BETULACEA. 
Birch Family. 
Bracts of the staminate aments each with a single flower; nut 
neither winged nor margined. 
Trees; pistillate flowers numerous in spike-like aments; nuts 
small, 4-5 mm. long. 
Bracts flat, not enclosing the flower or fruit. 1. Carpinus. 
Bracts tubular, becoming bladder-like and enclosing the fruit. 
2. Ostrya. 
Shrubs; pistillate flowers few, 2-4, in capitate clusters; nut 12 mm. 
long or more. 3. Corylus. 
Bracts of the staminate aments with 3-6 flowers each; nut winged 
or margined, 1. e., a samara. 4. Betula. 
1. Carpinus. 326. 
1. Carpinus carcliniana Walt. Hornbeam, Blue Beech. 
Reported from Sarpy and Brown counties. 
2. “Ostryas oats 
1. Ostrya virginiana (Mill.) Willd. Ironwood, Hop Hornbeam. 
Along streams in the eastern and northern parts of the state. Belle- 
